CA2503394A1 - Temperature limited heaters for heating subsurface formations or wellbores - Google Patents
Temperature limited heaters for heating subsurface formations or wellbores Download PDFInfo
- Publication number
- CA2503394A1 CA2503394A1 CA002503394A CA2503394A CA2503394A1 CA 2503394 A1 CA2503394 A1 CA 2503394A1 CA 002503394 A CA002503394 A CA 002503394A CA 2503394 A CA2503394 A CA 2503394A CA 2503394 A1 CA2503394 A1 CA 2503394A1
- Authority
- CA
- Canada
- Prior art keywords
- electrically resistive
- ferromagnetic material
- electrical conductors
- heat
- subsurface
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B36/00—Heating, cooling, insulating arrangements for boreholes or wells, e.g. for use in permafrost zones
- E21B36/008—Heating, cooling, insulating arrangements for boreholes or wells, e.g. for use in permafrost zones using chemical heat generating means
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B36/00—Heating, cooling, insulating arrangements for boreholes or wells, e.g. for use in permafrost zones
- E21B36/02—Heating, cooling, insulating arrangements for boreholes or wells, e.g. for use in permafrost zones using burners
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B36/00—Heating, cooling, insulating arrangements for boreholes or wells, e.g. for use in permafrost zones
- E21B36/04—Heating, cooling, insulating arrangements for boreholes or wells, e.g. for use in permafrost zones using electrical heaters
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
- E21B43/16—Enhanced recovery methods for obtaining hydrocarbons
- E21B43/24—Enhanced recovery methods for obtaining hydrocarbons using heat, e.g. steam injection
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
- E21B43/16—Enhanced recovery methods for obtaining hydrocarbons
- E21B43/24—Enhanced recovery methods for obtaining hydrocarbons using heat, e.g. steam injection
- E21B43/2401—Enhanced recovery methods for obtaining hydrocarbons using heat, e.g. steam injection by means of electricity
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B2214/00—Aspects relating to resistive heating, induction heating and heating using microwaves, covered by groups H05B3/00, H05B6/00
- H05B2214/03—Heating of hydrocarbons
Abstract
A method described includes applying an alternating electrical current to one or more electrical conductors (112). The electrical conductors may be located in a subsurface or a subsurface wellbore. The electrical conductors may provide an electrically resistive heat output upon application of the alternating electrical current. At least one of the electrical conductors may include an electrically resistive ferromagnetic material. The electrically resistive ferromagnetic material may provide a reduced amount of heat above or near a selected temperature. Heat may be allowed to transfer from the electrically resistive ferromagnetic material to a part of the subsurface or the subsurface wellbore.
Claims (36)
1. A method for heating a subsurface or a subsurface wellbore, comprising:
applying an alternating electrical current to one or more electrical conductors located in the subsurface or the subsurface wellbore to provide an electrically resistive heat output, wherein at least one of the electrical conductors comprises an electrically resistive ferromagnetic material that provides heat when alternating current flows through the electrically resistive ferromagnetic material, and wherein the electrically resistive ferromagnetic material provides a reduced amount of heat above or near a selected temperature and wherein an AC resistance of such electrical conductors above or near the selected temperature is about 80% or less of the AC resistance of such electrical conductors at about 50°C below the selected temperature; and allowing the heat to transfer from the electrically resistive ferromagnetic material to a part of the subsurface or a part of the subsurface wellbore.
applying an alternating electrical current to one or more electrical conductors located in the subsurface or the subsurface wellbore to provide an electrically resistive heat output, wherein at least one of the electrical conductors comprises an electrically resistive ferromagnetic material that provides heat when alternating current flows through the electrically resistive ferromagnetic material, and wherein the electrically resistive ferromagnetic material provides a reduced amount of heat above or near a selected temperature and wherein an AC resistance of such electrical conductors above or near the selected temperature is about 80% or less of the AC resistance of such electrical conductors at about 50°C below the selected temperature; and allowing the heat to transfer from the electrically resistive ferromagnetic material to a part of the subsurface or a part of the subsurface wellbore.
2. The method of claim 1, wherein the electrically resistive ferromagnetic material, alone or in combination with a more highly electrically conductive material coupled to the electrically resistive ferromagnetic material, automatically provides the reduced amount of heat above or near the selected temperature.
3. The method of any one of claims 1 to 2, wherein the electrically resistive ferromagnetic material, alone or in combination with a more highly electrically conductive material coupled to the electrically resistive ferromagnetic material, automatically provides a selected reduced amount of heat above or near the selected temperature.
4. The method of any one of claims 1 to 3, wherein an alternating current resistance of the electrically resistive ferromagnetic material decreases above the selected temperature to provide the reduced amount of heat.
5. The method of any one of claims 1 to 4, wherein a thickness of the electrically resistive ferromagnetic material is greater than about %, 1, or 1 1/2 of a skin depth of the alternating current at the Curie temperature of the electrically resistive ferromagnetic material.
6. The method of any one of claims 1 to 5, wherein the selected temperature is approximately the Curie temperature of the electrically resistive ferromagnetic material.
7. The method of any one of claims 1 to 6, further comprising allowing the heat to transfer from the electrically resistive ferromagnetic material to a part of a hydrocarbon containing formation.
8. The method of any one of claims 1 to 7, further comprising allowing the heat to transfer from the electrically resistive ferromagnetic material to a part of a hydrocarbon containing formation to pyrolyze at least some hydrocarbons in the formation.
9. The method of any one of claims 1 to 8, further comprising providing one or both of the following: an electrically resistive heat output below the selected temperature of greater than about 400 watts per meter; or a reduced amount of heat output of less than about 400 watts per meter above or near the selected temperature.
10. The method of any one of claims 1 to 9, further comprising controlling the amount of alternating current applied to the electrical conductors to control the amount of heat provided by the electrically resistive ferromagnetic material.
11. The method of any one of claims 1 to 10, wherein the alternating current comprises an alternating current of at least about 70 amps, or at least about 100 amps.
12. The method of any one of claims 1 to 11, further comprising applying the alternating current at a frequency between about 100 Hz and about 600 Hz or a frequency of about 150 Hz, 180 Hz, or 3 times the line frequency at a geographic location.
13. The method of any one of claims 1 to 12, further comprising applying the alternating current at a voltage above about 650 volts.
14. The method of any one of claims 1 to 13, further comprising providing a relatively constant heat output in a temperature range between about 100°C and 750°C, or in a temperature range between about 300°C and 600°C.
15. The method of any one of claims 1 to 4, further comprising controlling a skin depth in the electrically resistive ferromagnetic material by controlling a frequency of the applied alternating current.
16. The method of any one of claims 1 to 5, further comprising increasing the alternating current applied to at least one of the electrical conductors as the temperature of such electrical conductors increases, and continuing to do so until the temperature is at or near the selected temperature.
17. The method of any one of claims 1 to 6, further comprising allowing the heat to transfer from at least one of the electrical conductors to a part of a hydrocarbon containing formation, and producing at least some hydrocarbons from the formation.
18. The method of any one of claims 1 to 7, further comprising providing heat from at least one of the electrical conductors to fluids in the wellbore.
19. The method of any one of claims 1 to 8, further comprising providing a heat output from at least one of the electrical conductors, wherein such electrical conductors are configured to provide a reduced heat output above or near the selected temperature that is about 20% or less of the heat output at about 50°C below the selected temperature.
20. A system configured for heating a subsurface or a subsurface wellbore using the method of any one of claims 1 to 19, comprising:
one or more electrical conductors configured to be located in the subsurface or the subsurface wellbore, wherein at least one of the electrical conductors comprises an electrically resistive ferromagnetic material configured to provide an electrically resistive heat output upon application of an alternating current to the electrically resistive ferromagnetic material, and wherein the electrically resistive ferromagnetic material is further configured to provide a reduced amount of heat above or near a selected temperature upon application of the alternating current to the electrically resistive ferromagnetic material.
one or more electrical conductors configured to be located in the subsurface or the subsurface wellbore, wherein at least one of the electrical conductors comprises an electrically resistive ferromagnetic material configured to provide an electrically resistive heat output upon application of an alternating current to the electrically resistive ferromagnetic material, and wherein the electrically resistive ferromagnetic material is further configured to provide a reduced amount of heat above or near a selected temperature upon application of the alternating current to the electrically resistive ferromagnetic material.
21. The system of claim 20, wherein the system comprises three or more electrical conductors, and wherein at least three of the electrical conductors are coupled in a three-phase electrical configuration.
22. The system of any one of claims 20 to 21, wherein at least one of the electrical conductors exhibits an increase in operating temperature of less than about 1.5°C
above or near a selected operating temperature when a thermal load proximate such electrical conductor decreases by about 1 watt per meter.
above or near a selected operating temperature when a thermal load proximate such electrical conductor decreases by about 1 watt per meter.
23. The system of any one of claims 20 to 22, wherein at least one of the electrical conductors provides a reduced heat output above or near the selected temperature that is about 20% or less of the heat output at about 50°C below the selected temperature.
24. The system of any one of claims 20 to 23, wherein an AC resistance of at least one of the electrical conductors above or near the selected temperature is about 80% or less of an AC resistance at about 50°C below the selected temperature.
25. The system of any one of claims 20 to 24, wherein the at least one electrical conductor comprising electrically resistive ferromagnetic material comprises a turndown ratio of at least about 2 to 1.
26. The system of any one of claims 20 to 25, wherein the system comprises two or more electrical conductors and an electrically insulating material placed between at least two of the electrical conductors.
27. The system of any one of claims 20 to 26, wherein the electrically resistive ferromagnetic material comprises iron, nickel, chromium, cobalt, tungsten, or a mixture thereof.
28. The system of any one of claims 20 to 27, wherein the electrically resistive ferromagnetic material is coupled to a highly electrically conductive material.
29. The system of any one of claims 20 to 28, wherein at least one of the electrical conductors is longer than about 10 m.
30. A method comprising:
coupling one or more electrical conductors to form the system of any one of claims 20 to 29 such that the system is configured to provide the reduced heat output above or near the selected temperature.
coupling one or more electrical conductors to form the system of any one of claims 20 to 29 such that the system is configured to provide the reduced heat output above or near the selected temperature.
31. A method for installing the system of any one of claims 20 to 29, comprising:
placing the electrical conductors in the wellbore.
placing the electrical conductors in the wellbore.
32. A method for installing the system of any one of claims 20 to 29, comprising:
forming the wellbore in a subsurface formation;
and placing the electrical conductors in the wellbore in the formation.
forming the wellbore in a subsurface formation;
and placing the electrical conductors in the wellbore in the formation.
33. A heater for use in any of the methods of any one of claims 1 to 19, comprising:
an electrical conductor that provides the electrically resistive heat output during application of alternating electrical current to the electrical conductor, wherein the electrical conductor comprises an electrically resistive ferromagnetic material at least partially surrounding a non-ferromagnetic material such that the heater provides the reduced amount of heat above or near a selected temperature;
an electrical insulator at least partially surrounding the electrical conductor; and a covering or sheath at least partially surrounding the electrical insulator.
an electrical conductor that provides the electrically resistive heat output during application of alternating electrical current to the electrical conductor, wherein the electrical conductor comprises an electrically resistive ferromagnetic material at least partially surrounding a non-ferromagnetic material such that the heater provides the reduced amount of heat above or near a selected temperature;
an electrical insulator at least partially surrounding the electrical conductor; and a covering or sheath at least partially surrounding the electrical insulator.
34. A heater for using the method of any one of claims 1 to 19, comprising:
an electrical conductor that provides the electrically resistive heat output during application of alternating electrical current to the electrical conductor, wherein the electrical conductor comprises an electrically resistive ferromagnetic material at least partially surrounding a non-ferromagnetic material such that the heater provides the reduced amount of heat above or near a selected temperature;
a conduit at least partially surrounding the electrical conductor; and a centralizer configured to maintain a separation distance between the electrical conductor and the conduit.
an electrical conductor that provides the electrically resistive heat output during application of alternating electrical current to the electrical conductor, wherein the electrical conductor comprises an electrically resistive ferromagnetic material at least partially surrounding a non-ferromagnetic material such that the heater provides the reduced amount of heat above or near a selected temperature;
a conduit at least partially surrounding the electrical conductor; and a centralizer configured to maintain a separation distance between the electrical conductor and the conduit.
35. A method for heating a subsurface or a subsurface wellbore, comprising:
applying an alternating electrical current at a frequency between about 100 Hz and about 600 Hz or a frequency of about 150 Hz, 180 Hz, or 3 times the line frequency at a geographic location to one or more electrical conductors located in the subsurface or the subsurface wellbore to provide an electrically resistive heat output, wherein at least one of the electrical conductors comprises an electrically resistive ferromagnetic material that provides heat when alternating current flows through the electrically resistive ferromagnetic material; and allowing the heat to transfer from the electrically resistive ferromagnetic material to a part of the subsurface or a part of the subsurface wellbore.
applying an alternating electrical current at a frequency between about 100 Hz and about 600 Hz or a frequency of about 150 Hz, 180 Hz, or 3 times the line frequency at a geographic location to one or more electrical conductors located in the subsurface or the subsurface wellbore to provide an electrically resistive heat output, wherein at least one of the electrical conductors comprises an electrically resistive ferromagnetic material that provides heat when alternating current flows through the electrically resistive ferromagnetic material; and allowing the heat to transfer from the electrically resistive ferromagnetic material to a part of the subsurface or a part of the subsurface wellbore.
36. A method for heating a subsurface or a subsurface wellbore, comprising:
applying an alternating electrical current at a voltage above about 650 volts to one or more electrical conductors located in the subsurface or the subsurface wellbore to provide an electrically resistive heat output, wherein at least one of the electrical conductors comprises an electrically resistive ferromagnetic material that provides heat when alternating current flows through the electrically resistive ferromagnetic material; and allowing the heat to transfer from the electrically resistive ferromagnetic material to a part of the subsurface or a part of the subsurface wellbore.
applying an alternating electrical current at a voltage above about 650 volts to one or more electrical conductors located in the subsurface or the subsurface wellbore to provide an electrically resistive heat output, wherein at least one of the electrical conductors comprises an electrically resistive ferromagnetic material that provides heat when alternating current flows through the electrically resistive ferromagnetic material; and allowing the heat to transfer from the electrically resistive ferromagnetic material to a part of the subsurface or a part of the subsurface wellbore.
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US42083502P | 2002-10-24 | 2002-10-24 | |
US60/420,835 | 2002-10-24 | ||
US46527903P | 2003-04-24 | 2003-04-24 | |
US60/465,279 | 2003-04-24 | ||
PCT/US2003/033851 WO2004038173A1 (en) | 2002-10-24 | 2003-10-24 | Temperature limited heaters for heating subsurface formations or wellbores |
Publications (2)
Publication Number | Publication Date |
---|---|
CA2503394A1 true CA2503394A1 (en) | 2004-05-06 |
CA2503394C CA2503394C (en) | 2011-06-14 |
Family
ID=32179821
Family Applications (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA2503394A Expired - Fee Related CA2503394C (en) | 2002-10-24 | 2003-10-24 | Temperature limited heaters for heating subsurface formations or wellbores |
CA2502843A Expired - Fee Related CA2502843C (en) | 2002-10-24 | 2003-10-24 | Staged and/or patterned heating during in situ thermal processing of a hydrocarbon containing formation |
CA2502882A Expired - Fee Related CA2502882C (en) | 2002-10-24 | 2003-10-24 | Inhibiting wellbore deformation during in situ thermal processing of a hydrocarbon containing formation |
Family Applications After (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA2502843A Expired - Fee Related CA2502843C (en) | 2002-10-24 | 2003-10-24 | Staged and/or patterned heating during in situ thermal processing of a hydrocarbon containing formation |
CA2502882A Expired - Fee Related CA2502882C (en) | 2002-10-24 | 2003-10-24 | Inhibiting wellbore deformation during in situ thermal processing of a hydrocarbon containing formation |
Country Status (7)
Country | Link |
---|---|
US (9) | US8238730B2 (en) |
EP (1) | EP1556580A1 (en) |
AU (1) | AU2003285008B2 (en) |
CA (3) | CA2503394C (en) |
EA (1) | EA009586B1 (en) |
IL (1) | IL168125A (en) |
WO (3) | WO2004038175A1 (en) |
Families Citing this family (209)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20020038069A1 (en) | 2000-04-24 | 2002-03-28 | Wellington Scott Lee | In situ thermal processing of a coal formation to produce a mixture of olefins, oxygenated hydrocarbons, and aromatic hydrocarbons |
US6994169B2 (en) * | 2001-04-24 | 2006-02-07 | Shell Oil Company | In situ thermal processing of an oil shale formation with a selected property |
AU2002363073A1 (en) | 2001-10-24 | 2003-05-06 | Shell Internationale Research Maatschappij B.V. | Method and system for in situ heating a hydrocarbon containing formation by a u-shaped opening |
CA2503394C (en) | 2002-10-24 | 2011-06-14 | Shell Canada Limited | Temperature limited heaters for heating subsurface formations or wellbores |
US6977396B2 (en) * | 2003-02-19 | 2005-12-20 | Lumileds Lighting U.S., Llc | High-powered light emitting device with improved thermal properties |
US20040174242A1 (en) * | 2003-03-03 | 2004-09-09 | Kuehn Mark D. | Inductively coupled plasma load coil |
AU2004235350B8 (en) * | 2003-04-24 | 2013-03-07 | Shell Internationale Research Maatschappij B.V. | Thermal processes for subsurface formations |
US7331385B2 (en) * | 2003-06-24 | 2008-02-19 | Exxonmobil Upstream Research Company | Methods of treating a subterranean formation to convert organic matter into producible hydrocarbons |
US7631691B2 (en) * | 2003-06-24 | 2009-12-15 | Exxonmobil Upstream Research Company | Methods of treating a subterranean formation to convert organic matter into producible hydrocarbons |
WO2005045192A1 (en) * | 2003-11-03 | 2005-05-19 | Exxonmobil Upstream Research Company | Hydrocarbon recovery from impermeable oil shales |
KR100570752B1 (en) * | 2004-02-26 | 2006-04-12 | 삼성에스디아이 주식회사 | Reformer for fuel cell system and fuel cell system having thereof |
JP4794550B2 (en) | 2004-04-23 | 2011-10-19 | シエル・インターナシヨナル・リサーチ・マートスハツペイ・ベー・ヴエー | Temperature limited heater used to heat underground formations |
WO2006014293A2 (en) * | 2004-07-02 | 2006-02-09 | Aqualizer, Llc | Moisture condensation control system |
US7685737B2 (en) | 2004-07-19 | 2010-03-30 | Earthrenew, Inc. | Process and system for drying and heat treating materials |
US20070084077A1 (en) * | 2004-07-19 | 2007-04-19 | Gorbell Brian N | Control system for gas turbine in material treatment unit |
US7024796B2 (en) * | 2004-07-19 | 2006-04-11 | Earthrenew, Inc. | Process and apparatus for manufacture of fertilizer products from manure and sewage |
US7024800B2 (en) | 2004-07-19 | 2006-04-11 | Earthrenew, Inc. | Process and system for drying and heat treating materials |
ITMI20041480A1 (en) * | 2004-07-22 | 2004-10-22 | Eni Spa | PROCEDURE TO REDUCE THE RESTART PRESSURE OF SELECTED CURRENTS BETWEEN WAXY CRUDES, EMULSIONS OF CRUDE WATER AND HYDROCARBON HYDRATES DISPERSIONS AND METHOD FOR MEASURING THE PROFILE OF THE INTERNAL DIAMETER OF A PIPE AND THE INSTANT VISCOSITY |
US7124820B2 (en) * | 2004-08-20 | 2006-10-24 | Wardlaw Louis J | Exothermic tool and method for heating a low temperature metal alloy for repairing failure spots along a section of a tubular conduit |
US6973834B1 (en) * | 2004-10-18 | 2005-12-13 | A.T.C.T. Advanced Thermal Chips Technologies Ltd. | Method and apparatus for measuring pressure of a fluid medium and applications thereof |
DE102005000782A1 (en) * | 2005-01-05 | 2006-07-20 | Voith Paper Patent Gmbh | Drying cylinder for use in the production or finishing of fibrous webs, e.g. paper, comprises heating fluid channels between a supporting structure and a thin outer casing |
US7298287B2 (en) * | 2005-02-04 | 2007-11-20 | Intelliserv, Inc. | Transmitting data through a downhole environment |
US7561998B2 (en) * | 2005-02-07 | 2009-07-14 | Schlumberger Technology Corporation | Modeling, simulation and comparison of models for wormhole formation during matrix stimulation of carbonates |
US7942197B2 (en) | 2005-04-22 | 2011-05-17 | Shell Oil Company | Methods and systems for producing fluid from an in situ conversion process |
NZ562249A (en) * | 2005-04-22 | 2010-11-26 | Shell Int Research | Double barrier system with fluid head monitored in inter-barrier and outer zones |
US7279903B2 (en) * | 2005-05-02 | 2007-10-09 | Invensys Systems, Inc. | Non-metallic flow-through electrodeless conductivity sensor with leak and temperature detection |
US7640987B2 (en) * | 2005-08-17 | 2010-01-05 | Halliburton Energy Services, Inc. | Communicating fluids with a heated-fluid generation system |
US7559367B2 (en) | 2005-10-24 | 2009-07-14 | Shell Oil Company | Temperature limited heater with a conduit substantially electrically isolated from the formation |
GB2442639B (en) | 2005-10-26 | 2008-09-17 | Schlumberger Holdings | Downhole sampling apparatus and method for using same |
US7921913B2 (en) * | 2005-11-01 | 2011-04-12 | Baker Hughes Incorporated | Vacuum insulated dewar flask |
US7461693B2 (en) * | 2005-12-20 | 2008-12-09 | Schlumberger Technology Corporation | Method for extraction of hydrocarbon fuels or contaminants using electrical energy and critical fluids |
US7809538B2 (en) | 2006-01-13 | 2010-10-05 | Halliburton Energy Services, Inc. | Real time monitoring and control of thermal recovery operations for heavy oil reservoirs |
US7610692B2 (en) | 2006-01-18 | 2009-11-03 | Earthrenew, Inc. | Systems for prevention of HAP emissions and for efficient drying/dehydration processes |
US20070163316A1 (en) * | 2006-01-18 | 2007-07-19 | Earthrenew Organics Ltd. | High organic matter products and related systems for restoring organic matter and nutrients in soil |
WO2007084763A2 (en) * | 2006-01-19 | 2007-07-26 | Pyrophase, Inc. | Radio frequency technology heater for unconventional resources |
US7892597B2 (en) * | 2006-02-09 | 2011-02-22 | Composite Technology Development, Inc. | In situ processing of high-temperature electrical insulation |
US7484561B2 (en) * | 2006-02-21 | 2009-02-03 | Pyrophase, Inc. | Electro thermal in situ energy storage for intermittent energy sources to recover fuel from hydro carbonaceous earth formations |
EP2010755A4 (en) * | 2006-04-21 | 2016-02-24 | Shell Int Research | Time sequenced heating of multiple layers in a hydrocarbon containing formation |
US7644993B2 (en) | 2006-04-21 | 2010-01-12 | Exxonmobil Upstream Research Company | In situ co-development of oil shale with mineral recovery |
CN101563523B (en) * | 2006-04-21 | 2014-07-09 | 国际壳牌研究有限公司 | High strength alloys |
RU2415256C2 (en) * | 2006-04-27 | 2011-03-27 | Шелл Интернэшнл Рисерч Маатсхаппий Б.В. | System and procedure for extraction of oil and/or gas |
BRPI0711264A2 (en) * | 2006-05-16 | 2011-08-30 | Shell Int Research | process for the manufacture of carbon disulfide, and, use of a liquid chain |
WO2007131976A1 (en) * | 2006-05-16 | 2007-11-22 | Shell Internationale Research Maatschappij B.V. | A process for the manufacture of carbon disulphide |
US7662275B2 (en) * | 2006-05-19 | 2010-02-16 | Colorado School Of Mines | Methods of managing water in oil shale development |
US8136590B2 (en) * | 2006-05-22 | 2012-03-20 | Shell Oil Company | Systems and methods for producing oil and/or gas |
US8726809B2 (en) * | 2006-06-27 | 2014-05-20 | Schlumberger Technology Corporation | Method and apparatus for perforating |
US8097230B2 (en) | 2006-07-07 | 2012-01-17 | Shell Oil Company | Process for the manufacture of carbon disulphide and use of a liquid stream comprising carbon disulphide for enhanced oil recovery |
BRPI0715135A2 (en) | 2006-08-10 | 2013-06-04 | Shell Int Research | Method for producing oil and / or gas |
US7832482B2 (en) * | 2006-10-10 | 2010-11-16 | Halliburton Energy Services, Inc. | Producing resources using steam injection |
US7770643B2 (en) | 2006-10-10 | 2010-08-10 | Halliburton Energy Services, Inc. | Hydrocarbon recovery using fluids |
WO2008048454A2 (en) | 2006-10-13 | 2008-04-24 | Exxonmobil Upstream Research Company | Combined development of oil shale by in situ heating with a deeper hydrocarbon resource |
JO2982B1 (en) * | 2006-10-13 | 2016-03-15 | Exxonmobil Upstream Res Co | Optimized well spacing for in situ shale oil development |
AU2007313395B2 (en) | 2006-10-13 | 2013-11-07 | Exxonmobil Upstream Research Company | Enhanced shale oil production by in situ heating using hydraulically fractured producing wells |
WO2008048448A2 (en) * | 2006-10-13 | 2008-04-24 | Exxonmobil Upstream Research Company | Heating an organic-rich rock formation in situ to produce products with improved properties |
CA2858464A1 (en) * | 2006-10-13 | 2008-04-24 | Exxonmobil Upstream Research Company | Improved method of developing a subsurface freeze zone using formation fractures |
WO2008051834A2 (en) | 2006-10-20 | 2008-05-02 | Shell Oil Company | Heating hydrocarbon containing formations in a spiral startup staged sequence |
KR100924149B1 (en) * | 2006-10-31 | 2009-10-28 | 한국지질자원연구원 | Method for measuring in-situ stress of rock using thermal crack |
JP5060791B2 (en) * | 2007-01-26 | 2012-10-31 | 独立行政法人森林総合研究所 | Method for drying wood, method for penetrating chemicals into wood and drying apparatus |
US7862706B2 (en) * | 2007-02-09 | 2011-01-04 | Red Leaf Resources, Inc. | Methods of recovering hydrocarbons from water-containing hydrocarbonaceous material using a constructed infrastructure and associated systems |
JO2601B1 (en) * | 2007-02-09 | 2011-11-01 | ريد لييف ريسورسيز ، انك. | Methods Of Recovering Hydrocarbons From Hydrocarbonaceous Material Using A Constructed Infrastructure And Associated Systems |
CN101636555A (en) | 2007-03-22 | 2010-01-27 | 埃克森美孚上游研究公司 | Resistive heater for in situ formation heating |
US8087460B2 (en) | 2007-03-22 | 2012-01-03 | Exxonmobil Upstream Research Company | Granular electrical connections for in situ formation heating |
AU2008242808B2 (en) | 2007-04-20 | 2011-09-22 | Shell Internationale Research Maatschappij B.V. | Varying properties of in situ heat treatment of a tar sands formation based on assessed viscosities |
US8151877B2 (en) | 2007-05-15 | 2012-04-10 | Exxonmobil Upstream Research Company | Downhole burner wells for in situ conversion of organic-rich rock formations |
CN101680285B (en) | 2007-05-15 | 2013-05-15 | 埃克森美孚上游研究公司 | Downhole burners for in situ conversion of organic-rich rock formations |
WO2008141673A1 (en) * | 2007-05-21 | 2008-11-27 | Ontos Ag | Semantic navigation through web content and collections of documents |
BRPI0810590A2 (en) | 2007-05-25 | 2014-10-21 | Exxonmobil Upstream Res Co | IN SITU METHOD OF PRODUCING HYDROCARBON FLUIDS FROM A ROCK FORMATION RICH IN ORGANIC MATTER |
US8146664B2 (en) | 2007-05-25 | 2012-04-03 | Exxonmobil Upstream Research Company | Utilization of low BTU gas generated during in situ heating of organic-rich rock |
US7909094B2 (en) * | 2007-07-06 | 2011-03-22 | Halliburton Energy Services, Inc. | Oscillating fluid flow in a wellbore |
RU2473792C2 (en) * | 2007-07-19 | 2013-01-27 | Шелл Интернэшнл Рисерч Маатсхаппий Б.В. | Oil and/or gas extraction method (versions) |
CN101796678B (en) * | 2007-08-08 | 2013-09-11 | 康宁股份有限公司 | Solid oxide fuel cell devices with serpentine seal geometry |
WO2009052042A1 (en) | 2007-10-19 | 2009-04-23 | Shell Oil Company | Cryogenic treatment of gas |
US8869891B2 (en) * | 2007-11-19 | 2014-10-28 | Shell Oil Company | Systems and methods for producing oil and/or gas |
CA2705199A1 (en) | 2007-11-19 | 2009-05-28 | Shell Internationale Research Maatschappij B.V. | Producing oil and/or gas with emulsion comprising miscible solvent |
US20110108269A1 (en) * | 2007-11-19 | 2011-05-12 | Claudia Van Den Berg | Systems and methods for producing oil and/or gas |
US8082995B2 (en) | 2007-12-10 | 2011-12-27 | Exxonmobil Upstream Research Company | Optimization of untreated oil shale geometry to control subsidence |
US8090227B2 (en) * | 2007-12-28 | 2012-01-03 | Halliburton Energy Services, Inc. | Purging of fiber optic conduits in subterranean wells |
BRPI0722346A2 (en) * | 2007-12-28 | 2014-03-18 | Welldynamics Inc | LOW HOLE OPTICAL SENSING SYSTEM, METHOD OF PURGING A LOW HOLE OPTICAL SENSING SYSTEM |
US8003844B2 (en) * | 2008-02-08 | 2011-08-23 | Red Leaf Resources, Inc. | Methods of transporting heavy hydrocarbons |
US8256992B2 (en) * | 2008-02-29 | 2012-09-04 | Seqenergy, Llc | Underground sequestration system and method |
AU2009223647B2 (en) * | 2008-03-12 | 2011-10-27 | Shell Internationale Research Maatschappij B.V. | Monitoring system for well casing |
US8656997B2 (en) * | 2008-04-14 | 2014-02-25 | Shell Oil Company | Systems and methods for producing oil and/or gas |
CN102027194B (en) * | 2008-04-16 | 2015-04-01 | 国际壳牌研究有限公司 | Systems and methods for producing oil and/or gas |
US20090260811A1 (en) * | 2008-04-18 | 2009-10-22 | Jingyu Cui | Methods for generation of subsurface heat for treatment of a hydrocarbon containing formation |
EA019751B1 (en) | 2008-04-18 | 2014-06-30 | Шелл Интернэшнл Рисерч Маатсхаппий Б.В. | Method and system for treating a subsurface hydrocarbon containing formation |
EP2279539A1 (en) | 2008-05-15 | 2011-02-02 | Johnson Controls Saft Advanced Power Solutions LLC | Battery system |
CN102037211B (en) * | 2008-05-23 | 2014-12-17 | 埃克森美孚上游研究公司 | Field management for substantially constant composition gas generation |
US20090321415A1 (en) * | 2008-06-25 | 2009-12-31 | Honeywell International Inc. | Flexible heater comprising a temperature sensor at least partially embedded within |
US9267330B2 (en) * | 2008-08-20 | 2016-02-23 | Foro Energy, Inc. | Long distance high power optical laser fiber break detection and continuity monitoring systems and methods |
CA2734672C (en) * | 2008-08-27 | 2017-01-03 | Shell Internationale Research Maatschappij B.V. | Monitoring system for well casing |
WO2010036244A1 (en) * | 2008-09-24 | 2010-04-01 | Halliburton Energy Services, Inc. | Downhole electronics with pressure transfer medium |
US8261832B2 (en) | 2008-10-13 | 2012-09-11 | Shell Oil Company | Heating subsurface formations with fluids |
CA2645703C (en) * | 2008-11-03 | 2011-08-02 | Laricina Energy Ltd. | Passive heating assisted recovery methods |
WO2010076281A2 (en) * | 2008-12-31 | 2010-07-08 | Shell Internationale Research Maatschappij B.V. | Method for monitoring deformation of well equipment |
US8323481B2 (en) * | 2009-02-12 | 2012-12-04 | Red Leaf Resources, Inc. | Carbon management and sequestration from encapsulated control infrastructures |
US8366917B2 (en) * | 2009-02-12 | 2013-02-05 | Red Leaf Resources, Inc | Methods of recovering minerals from hydrocarbonaceous material using a constructed infrastructure and associated systems |
US8349171B2 (en) * | 2009-02-12 | 2013-01-08 | Red Leaf Resources, Inc. | Methods of recovering hydrocarbons from hydrocarbonaceous material using a constructed infrastructure and associated systems maintained under positive pressure |
BRPI1008449A2 (en) * | 2009-02-12 | 2019-09-24 | Red Leaf Resources Inc | convection heating systems for recovering hydrocarbons from permeability control infrastructure |
US8490703B2 (en) * | 2009-02-12 | 2013-07-23 | Red Leaf Resources, Inc | Corrugated heating conduit and method of using in thermal expansion and subsidence mitigation |
CA2753441A1 (en) * | 2009-02-12 | 2010-08-19 | Red Leaf Resources, Inc. | Articulated conduit linkage system |
US8365478B2 (en) | 2009-02-12 | 2013-02-05 | Red Leaf Resources, Inc. | Intermediate vapor collection within encapsulated control infrastructures |
PE20120701A1 (en) * | 2009-02-12 | 2012-07-04 | Red Leaf Resources Inc | BARRIER AND VAPOR COLLECTION SYSTEM FOR ENCAPSULATED CONTROL INFRASTRUCTURES |
BRPI1008388A2 (en) | 2009-02-23 | 2017-06-27 | Exxonmobil Upstream Res Co | method and system for recovering hydrocarbons from a subsurface formation in a development area, and method for treating water in a water treatment facility |
US8164983B2 (en) * | 2009-03-06 | 2012-04-24 | Johnson David A | Fish finder |
US8448707B2 (en) | 2009-04-10 | 2013-05-28 | Shell Oil Company | Non-conducting heater casings |
WO2010129174A1 (en) | 2009-05-05 | 2010-11-11 | Exxonmobil Upstream Research Company | Converting organic matter from a subterranean formation into producible hydrocarbons by controlling production operations based on availability of one or more production resources |
US9051815B2 (en) * | 2009-09-28 | 2015-06-09 | Baker Hughes Incorporated | Apparatus and method for predicting vertical stress fields |
US8816203B2 (en) | 2009-10-09 | 2014-08-26 | Shell Oil Company | Compacted coupling joint for coupling insulated conductors |
US8356935B2 (en) | 2009-10-09 | 2013-01-22 | Shell Oil Company | Methods for assessing a temperature in a subsurface formation |
US9466896B2 (en) | 2009-10-09 | 2016-10-11 | Shell Oil Company | Parallelogram coupling joint for coupling insulated conductors |
UA95133C2 (en) * | 2009-10-16 | 2011-07-11 | Турівненко Іван Петрович | Turivnenko method for coal carbonization |
AP3601A (en) | 2009-12-03 | 2016-02-24 | Red Leaf Resources Inc | Methods and systems for removing fines from hydrocarbon-containing fluids |
WO2011084640A2 (en) | 2009-12-16 | 2011-07-14 | Red Leaf Resources, Inc. | Method for the removal and condensation of vapors |
US8863839B2 (en) | 2009-12-17 | 2014-10-21 | Exxonmobil Upstream Research Company | Enhanced convection for in situ pyrolysis of organic-rich rock formations |
US8631866B2 (en) | 2010-04-09 | 2014-01-21 | Shell Oil Company | Leak detection in circulated fluid systems for heating subsurface formations |
US8833453B2 (en) | 2010-04-09 | 2014-09-16 | Shell Oil Company | Electrodes for electrical current flow heating of subsurface formations with tapered copper thickness |
US8967259B2 (en) | 2010-04-09 | 2015-03-03 | Shell Oil Company | Helical winding of insulated conductor heaters for installation |
US8939207B2 (en) | 2010-04-09 | 2015-01-27 | Shell Oil Company | Insulated conductor heaters with semiconductor layers |
US9033042B2 (en) | 2010-04-09 | 2015-05-19 | Shell Oil Company | Forming bitumen barriers in subsurface hydrocarbon formations |
US8739874B2 (en) | 2010-04-09 | 2014-06-03 | Shell Oil Company | Methods for heating with slots in hydrocarbon formations |
WO2011143569A2 (en) | 2010-05-13 | 2011-11-17 | Baker Hughes Incorporated | Prevention or mitigation of steel corrosion caused by combustion gas |
KR101028668B1 (en) * | 2010-06-22 | 2011-04-12 | 코리아에프티 주식회사 | Canister equipped with heater |
WO2012006350A1 (en) | 2010-07-07 | 2012-01-12 | Composite Technology Development, Inc. | Coiled umbilical tubing |
BR112013001022A2 (en) | 2010-08-30 | 2016-05-24 | Exxonmobil Upstream Res Compony | olefin reduction for in situ pyrolysis oil generation |
CA2806173C (en) * | 2010-08-30 | 2017-01-31 | Exxonmobil Upstream Research Company | Wellbore mechanical integrity for in situ pyrolysis |
US8857051B2 (en) | 2010-10-08 | 2014-10-14 | Shell Oil Company | System and method for coupling lead-in conductor to insulated conductor |
US8586867B2 (en) | 2010-10-08 | 2013-11-19 | Shell Oil Company | End termination for three-phase insulated conductors |
US8943686B2 (en) | 2010-10-08 | 2015-02-03 | Shell Oil Company | Compaction of electrical insulation for joining insulated conductors |
US8776518B1 (en) | 2010-12-11 | 2014-07-15 | Underground Recovery, LLC | Method for the elimination of the atmospheric release of carbon dioxide and capture of nitrogen from the production of electricity by in situ combustion of fossil fuels |
US9033033B2 (en) | 2010-12-21 | 2015-05-19 | Chevron U.S.A. Inc. | Electrokinetic enhanced hydrocarbon recovery from oil shale |
WO2012088168A2 (en) | 2010-12-22 | 2012-06-28 | Cooper Technologies Company | Controlling airflow within an explosion-proof enclosure |
US8839860B2 (en) | 2010-12-22 | 2014-09-23 | Chevron U.S.A. Inc. | In-situ Kerogen conversion and product isolation |
CN103380266A (en) * | 2011-02-18 | 2013-10-30 | 领潮能源有限公司 | Igniting an underground coal seam in an underground coal gasification process, ucg |
US20120215045A1 (en) * | 2011-02-22 | 2012-08-23 | Fina Technology, Inc. | Staged Injection of Oxygen for Oxidative Coupling or Dehydrogenation Reactions |
US9016370B2 (en) | 2011-04-08 | 2015-04-28 | Shell Oil Company | Partial solution mining of hydrocarbon containing layers prior to in situ heat treatment |
AU2012240160B2 (en) | 2011-04-08 | 2015-02-19 | Shell Internationale Research Maatschappij B.V. | Systems for joining insulated conductors |
US8522881B2 (en) | 2011-05-19 | 2013-09-03 | Composite Technology Development, Inc. | Thermal hydrate preventer |
US9279322B2 (en) | 2011-08-02 | 2016-03-08 | Halliburton Energy Services, Inc. | Systems and methods for pulsed-flow pulsed-electric drilling |
JO3139B1 (en) | 2011-10-07 | 2017-09-20 | Shell Int Research | Forming insulated conductors using a final reduction step after heat treating |
US20130087551A1 (en) * | 2011-10-07 | 2013-04-11 | Shell Oil Company | Insulated conductors with dielectric screens |
US9080917B2 (en) | 2011-10-07 | 2015-07-14 | Shell Oil Company | System and methods for using dielectric properties of an insulated conductor in a subsurface formation to assess properties of the insulated conductor |
JO3141B1 (en) | 2011-10-07 | 2017-09-20 | Shell Int Research | Integral splice for insulated conductors |
GB2513009A (en) * | 2011-10-07 | 2014-10-15 | Shell Int Research | Forming a tubular around insulated conductors and/or tubulars |
CN103958824B (en) | 2011-10-07 | 2016-10-26 | 国际壳牌研究有限公司 | Regulate for heating the thermal expansion of the circulation of fluid system of subsurface formations |
WO2013066772A1 (en) | 2011-11-04 | 2013-05-10 | Exxonmobil Upstream Research Company | Multiple electrical connections to optimize heating for in situ pyrolysis |
US9079247B2 (en) * | 2011-11-14 | 2015-07-14 | Baker Hughes Incorporated | Downhole tools including anomalous strengthening materials and related methods |
US8851177B2 (en) | 2011-12-22 | 2014-10-07 | Chevron U.S.A. Inc. | In-situ kerogen conversion and oxidant regeneration |
US9181467B2 (en) | 2011-12-22 | 2015-11-10 | Uchicago Argonne, Llc | Preparation and use of nano-catalysts for in-situ reaction with kerogen |
US8701788B2 (en) | 2011-12-22 | 2014-04-22 | Chevron U.S.A. Inc. | Preconditioning a subsurface shale formation by removing extractible organics |
US9605524B2 (en) | 2012-01-23 | 2017-03-28 | Genie Ip B.V. | Heater pattern for in situ thermal processing of a subsurface hydrocarbon containing formation |
CA2862463A1 (en) | 2012-01-23 | 2013-08-01 | Genie Ip B.V. | Heater pattern for in situ thermal processing of a subsurface hydrocarbon containing formation |
CA2811666C (en) | 2012-04-05 | 2021-06-29 | Shell Internationale Research Maatschappij B.V. | Compaction of electrical insulation for joining insulated conductors |
WO2013165711A1 (en) | 2012-05-04 | 2013-11-07 | Exxonmobil Upstream Research Company | Systems and methods of detecting an intersection between a wellbore and a subterranean structure that includes a marker material |
US8992771B2 (en) | 2012-05-25 | 2015-03-31 | Chevron U.S.A. Inc. | Isolating lubricating oils from subsurface shale formations |
RU2514332C2 (en) * | 2012-06-22 | 2014-04-27 | Открытое акционерное общество "Всероссийский научно-исследовательский проектно-конструкторский и технологический институт релестроения с опытным производством" | Method of electric heating of oil well at oil production complex and device to this end |
US9798333B2 (en) | 2012-08-24 | 2017-10-24 | Cooper Technologies Company | Programmable temperature controller for hazardous location enclosures |
WO2014058777A1 (en) | 2012-10-09 | 2014-04-17 | Shell Oil Company | Method for heating a subterranean formation penetrated by a wellbore |
SE537267C2 (en) * | 2012-11-01 | 2015-03-17 | Skanska Sverige Ab | Method of operating a device for storing thermal energy |
EP2954427A4 (en) * | 2013-02-05 | 2017-05-31 | Yokogawa Corporation of America | System, method and apparatus for determining properties of product or process streams |
US10316644B2 (en) | 2013-04-04 | 2019-06-11 | Shell Oil Company | Temperature assessment using dielectric properties of an insulated conductor heater with selected electrical insulation |
WO2015060919A1 (en) | 2013-10-22 | 2015-04-30 | Exxonmobil Upstream Research Company | Systems and methods for regulating an in situ pyrolysis process |
US9394772B2 (en) | 2013-11-07 | 2016-07-19 | Exxonmobil Upstream Research Company | Systems and methods for in situ resistive heating of organic matter in a subterranean formation |
CA2929610C (en) | 2013-11-20 | 2021-07-06 | Shell Internationale Research Maatschappij B.V. | Steam-injecting mineral insulated heater design |
US9556723B2 (en) | 2013-12-09 | 2017-01-31 | Baker Hughes Incorporated | Geosteering boreholes using distributed acoustic sensing |
US9537428B2 (en) * | 2014-01-14 | 2017-01-03 | General Electric Company | Combined power transmission and heating systems and method of operating the same |
CN103790552B (en) * | 2014-01-22 | 2016-03-23 | 西南石油大学 | A kind of method of the lock that dewaters for high temperature solution in oil-gas mining process |
US10235481B2 (en) | 2014-02-05 | 2019-03-19 | Yokogawa Corporation Of America | System and method for online measurement of vapor pressure in hydrocarbon process streams |
CA3176275A1 (en) | 2014-02-18 | 2015-08-18 | Athabasca Oil Corporation | Cable-based well heater |
US9057230B1 (en) | 2014-03-19 | 2015-06-16 | Ronald C. Parsons | Expandable tubular with integral centralizers |
AU2015241248B2 (en) | 2014-04-04 | 2017-03-16 | Shell Internationale Research Maatschappij B.V. | Traveling unit and work vehicle |
WO2015199799A2 (en) * | 2014-05-28 | 2015-12-30 | Exxonmobil Upstream Research Company | Method of forming directionally controlled wormholes in a subterranean formation |
GB201412767D0 (en) * | 2014-07-18 | 2014-09-03 | Tullow Group Services Ltd | A hydrocarbon production and/or transportation heating system |
BR112017005649B1 (en) * | 2014-10-30 | 2022-03-08 | Halliburton Energy Services, Inc | SYSTEM FOR ESTABLISHING HYDRAULIC FLOW FROM A RELIEF WELL TO A TARGET WELL AND METHOD FOR ESTABLISHING FLUID COMMUNICATION BETWEEN A FIRST WELL AND A SECOND WELL IN A FORMATION |
CN104481482B (en) * | 2014-11-07 | 2017-07-07 | 中国石油天然气股份有限公司 | Horizontal well concentric double pipe gas injection Heat-Insulated Analysis method and device |
US9644466B2 (en) | 2014-11-21 | 2017-05-09 | Exxonmobil Upstream Research Company | Method of recovering hydrocarbons within a subsurface formation using electric current |
US10400563B2 (en) | 2014-11-25 | 2019-09-03 | Salamander Solutions, LLC | Pyrolysis to pressurise oil formations |
US20160169451A1 (en) * | 2014-12-12 | 2016-06-16 | Fccl Partnership | Process and system for delivering steam |
CN107709698B (en) | 2015-04-03 | 2021-01-01 | 拉马·劳·叶伦杜尔 | Apparatus and method for focused in situ electrical heating of hydrocarbon containing formations |
CZ307274B6 (en) * | 2015-09-10 | 2018-05-09 | Dmitri Anatoljevich Lemenovski | A method of extraction of hydrocarbons including very heavy ones using chemical reactions generating gases |
PE20181181A1 (en) | 2015-09-30 | 2018-07-20 | Red Leaf Resources Inc | PROGRAMMED HEATING BY ZONES OF HYDROCARBON MATERIALS |
CA2964602A1 (en) | 2016-04-14 | 2017-10-14 | Conocophillips Company | Deploying mineral insulated cable down-hole |
WO2017196926A1 (en) | 2016-05-10 | 2017-11-16 | Board Of Regents, The University Of Texas System | Methods for increasing wellbore strength |
US11352865B2 (en) * | 2016-12-28 | 2022-06-07 | Upwing Energy, Inc. | High flow low pressure rotary device for gas flow in subatmospheric wells |
US11326427B2 (en) * | 2016-12-28 | 2022-05-10 | Upwing Energy, Inc. | Altering characteristics of a wellbore by mechanical intervention at the source |
US11359471B2 (en) * | 2016-12-28 | 2022-06-14 | Upwing Energy, Inc. | Integrated control of downhole and surface blower systems |
CA2972203C (en) | 2017-06-29 | 2018-07-17 | Exxonmobil Upstream Research Company | Chasing solvent for enhanced recovery processes |
CA2974712C (en) | 2017-07-27 | 2018-09-25 | Imperial Oil Resources Limited | Enhanced methods for recovering viscous hydrocarbons from a subterranean formation as a follow-up to thermal recovery processes |
CA2978157C (en) | 2017-08-31 | 2018-10-16 | Exxonmobil Upstream Research Company | Thermal recovery methods for recovering viscous hydrocarbons from a subterranean formation |
CN107907911A (en) * | 2017-10-17 | 2018-04-13 | 中国石油天然气股份有限公司 | Compact reservoir determination method for oil content based on nuclear magnetic resonance |
CA2983541C (en) | 2017-10-24 | 2019-01-22 | Exxonmobil Upstream Research Company | Systems and methods for dynamic liquid level monitoring and control |
CN107727553B (en) * | 2017-10-31 | 2023-09-29 | 中国石油大学(北京) | Device and method for measuring thick oil starting pressure gradient and seepage law |
CN108487888B (en) * | 2018-05-24 | 2023-04-07 | 吉林大学 | Auxiliary heating device and method for improving oil gas recovery ratio of oil shale in-situ exploitation |
US20190368310A1 (en) * | 2018-05-31 | 2019-12-05 | Baker Hughes, A Ge Company, Llc | Autonomous valve, system, and method |
CN109233770B (en) * | 2018-09-17 | 2020-10-30 | 天津大学 | High-temperature-resistant salt-resistant elastic profile control water plugging particles and preparation method thereof |
US10935431B2 (en) * | 2018-09-21 | 2021-03-02 | Raytheon Technologies Corporation | Sensor arrangement for measuring gas turbine combustor temperatures |
US10895136B2 (en) | 2018-09-26 | 2021-01-19 | Saudi Arabian Oil Company | Methods for reducing condensation |
CN110414184B (en) * | 2019-08-14 | 2021-02-23 | 山东大学 | Grading method and system suitable for uneven large deformation of soft rock tunnel |
CN110889209B (en) * | 2019-11-18 | 2023-04-28 | 中国北方车辆研究所 | Lubricating oil heating simulation method |
WO2021257097A1 (en) * | 2020-06-19 | 2021-12-23 | Halliburton Energy Services, Inc. | Acoustic dispersion curve identification based on reciprocal condition number |
AR123020A1 (en) | 2020-07-21 | 2022-10-26 | Red Leaf Resources Inc | METHODS FOR PROCESSING OIL SHALE IN STAGES |
CN111832962B (en) * | 2020-07-23 | 2023-12-15 | 中海石油(中国)有限公司 | Establishment method of oilfield exploration reserve quality rapid evaluation chart |
CN112067787B (en) * | 2020-08-31 | 2022-11-18 | 新疆东鲁水控农业发展有限公司 | Agricultural environment soil's restoration test device |
US11255184B1 (en) * | 2020-10-20 | 2022-02-22 | Saudi Arabian Oil Company | Determining a subterranean formation breakdown pressure |
US20220136337A1 (en) * | 2020-11-05 | 2022-05-05 | Halliburton Energy Services, Inc. | Downhole electrical conductor movement arrestor |
AU2020476135A1 (en) * | 2020-11-05 | 2023-03-16 | Halliburton Energy Services, Inc. | Downhole electrical conductor movement arrestor |
US11391135B1 (en) | 2021-01-04 | 2022-07-19 | Saudi Arabian Oil Company | Fracturing a subsurface formation based on the required breakdown pressure |
CN113361175B (en) * | 2021-06-21 | 2022-08-16 | 哈尔滨工业大学 | Ceramic matrix composite multi-nail connecting structure assembly and structural parameter optimization design method based on simulated annealing algorithm |
CN114263454B (en) * | 2021-12-10 | 2022-09-27 | 中国石油天然气集团有限公司 | Current linear injection device and injection method |
US20230323756A1 (en) * | 2022-04-12 | 2023-10-12 | Koloma, Inc. | Hydrogen production and sulfur-carbon sequestration |
Family Cites Families (848)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2732195A (en) * | 1956-01-24 | Ljungstrom | ||
US62051A (en) * | 1867-02-12 | Charles mcgeew | ||
US6039A (en) * | 1849-01-16 | Hazakd knowles | ||
US62164A (en) * | 1867-02-19 | William a | ||
US98605A (en) * | 1870-01-04 | Improved window-jack | ||
US123136A (en) * | 1872-01-30 | Improvement in wadding, batting | ||
US570228A (en) * | 1896-10-27 | Paul j | ||
US94813A (en) | 1869-09-14 | Improvement in torpedoes for oil-wells | ||
US111223A (en) * | 1871-01-24 | Improvement in grate-bars | ||
SE123138C1 (en) | 1948-01-01 | |||
US62052A (en) * | 1867-02-12 | Puechbs miles | ||
US27001A (en) * | 1860-01-31 | Machine for making- rubber | ||
US345586A (en) | 1886-07-13 | Oil from wells | ||
US173081A (en) * | 1876-02-01 | Improvement in harvester guard-fingers | ||
US62154A (en) * | 1867-02-19 | Jstapoleon b | ||
US326439A (en) | 1885-09-15 | Protecting wells | ||
US74117A (en) * | 1868-02-04 | William p | ||
US123137A (en) * | 1872-01-30 | Improvement in dovetailing-machines | ||
US34380A (en) * | 1862-02-11 | Improvement in bellows | ||
US173078A (en) * | 1876-02-01 | Improvement in grain-driers | ||
US51872A (en) * | 1866-01-02 | Machine for upsetting wagon-tires | ||
US48994A (en) | 1865-07-25 | Improvement in devices for oil-wells | ||
SE126674C1 (en) | 1949-01-01 | |||
SE123136C1 (en) | 1948-01-01 | |||
US2734579A (en) | 1956-02-14 | Production from bituminous sands | ||
CA899987A (en) | 1972-05-09 | Chisso Corporation | Method for controlling heat generation locally in a heat-generating pipe utilizing skin effect current | |
US52297A (en) * | 1866-01-30 | Schlaoker | ||
US173080A (en) * | 1876-02-01 | Improvement in door-springs | ||
US668387A (en) * | 1900-08-07 | 1901-02-19 | Ulysses G Neale | Machine for uniting nuts and bolts of tires, &c. |
US671548A (en) * | 1900-12-22 | 1901-04-09 | Isaac Gordon | Composition for fireproofing paper. |
US760304A (en) | 1903-10-24 | 1904-05-17 | Frank S Gilbert | Heater for oil-wells. |
US1128700A (en) * | 1912-02-06 | 1915-02-16 | Luther D Lovekin | Steam-generating boiler. |
US1165361A (en) * | 1914-11-27 | 1915-12-21 | Archibald Turner & Co Ltd | Braiding-machine. |
US1168283A (en) * | 1915-07-13 | 1916-01-18 | Michael Bulik | Spring-wheel. |
US1196594A (en) * | 1916-01-29 | 1916-08-29 | John A Shanley | Well-drilling machine. |
US1253555A (en) * | 1917-04-14 | 1918-01-15 | Melanie Wolf | Surgical basin. |
US1342741A (en) | 1918-01-17 | 1920-06-08 | David T Day | Process for extracting oils and hydrocarbon material from shale and similar bituminous rocks |
US1288043A (en) * | 1918-02-21 | 1918-12-17 | American Electrical Heater Co | Sad-iron. |
US1269747A (en) | 1918-04-06 | 1918-06-18 | Lebbeus H Rogers | Method of and apparatus for treating oil-shale. |
US1454324A (en) * | 1919-11-07 | 1923-05-08 | Mackay Vasil | Mechanical stoking grate support |
GB156396A (en) | 1919-12-10 | 1921-01-13 | Wilson Woods Hoover | An improved method of treating shale and recovering oil therefrom |
US1457479A (en) | 1920-01-12 | 1923-06-05 | Edson R Wolcott | Method of increasing the yield of oil wells |
US1484063A (en) * | 1920-06-21 | 1924-02-19 | George E Dickson | Device for use in issuing premium insurance |
US1510655A (en) | 1922-11-21 | 1924-10-07 | Clark Cornelius | Process of subterranean distillation of volatile mineral substances |
US1501310A (en) * | 1923-04-06 | 1924-07-15 | Chambers Cornelius | Liquid-delivery tap |
US1634236A (en) | 1925-03-10 | 1927-06-28 | Standard Dev Co | Method of and apparatus for recovering oil |
US1646599A (en) | 1925-04-30 | 1927-10-25 | George A Schaefer | Apparatus for removing fluid from wells |
US1666488A (en) | 1927-02-05 | 1928-04-17 | Crawshaw Richard | Apparatus for extracting oil from shale |
US1681523A (en) | 1927-03-26 | 1928-08-21 | Patrick V Downey | Apparatus for heating oil wells |
US1913395A (en) | 1929-11-14 | 1933-06-13 | Lewis C Karrick | Underground gasification of carbonaceous material-bearing substances |
US1836876A (en) * | 1930-10-27 | 1931-12-15 | Hughes Tool Co | Pneumatic swab |
US2015460A (en) * | 1932-04-12 | 1935-09-24 | Remington Rand Inc | Index device |
US2086416A (en) * | 1934-09-28 | 1937-07-06 | E & T Fairbanks & Co | Bag holder for weighing scales |
US2244255A (en) | 1939-01-18 | 1941-06-03 | Electrical Treating Company | Well clearing system |
US2208087A (en) * | 1939-11-06 | 1940-07-16 | Carlton J Somers | Electric heater |
US2244256A (en) | 1939-12-16 | 1941-06-03 | Electrical Treating Company | Apparatus for clearing wells |
US2319702A (en) | 1941-04-04 | 1943-05-18 | Socony Vacuum Oil Co Inc | Method and apparatus for producing oil wells |
US2423674A (en) | 1942-08-24 | 1947-07-08 | Johnson & Co A | Process of catalytic cracking of petroleum hydrocarbons |
US2390770A (en) | 1942-10-10 | 1945-12-11 | Sun Oil Co | Method of producing petroleum |
US2375689A (en) | 1943-12-27 | 1945-05-08 | David H Reeder | Apparatus for mining coal |
US2484063A (en) | 1944-08-19 | 1949-10-11 | Thermactor Corp | Electric heater for subsurface materials |
US2472445A (en) | 1945-02-02 | 1949-06-07 | Thermactor Company | Apparatus for treating oil and gas bearing strata |
US2481051A (en) | 1945-12-15 | 1949-09-06 | Texaco Development Corp | Process and apparatus for the recovery of volatilizable constituents from underground carbonaceous formations |
US2444755A (en) | 1946-01-04 | 1948-07-06 | Ralph M Steffen | Apparatus for oil sand heating |
US2634961A (en) | 1946-01-07 | 1953-04-14 | Svensk Skifferolje Aktiebolage | Method of electrothermal production of shale oil |
US2466945A (en) | 1946-02-21 | 1949-04-12 | In Situ Gases Inc | Generation of synthesis gas |
US2497868A (en) * | 1946-10-10 | 1950-02-21 | Dalin David | Underground exploitation of fuel deposits |
US2939689A (en) | 1947-06-24 | 1960-06-07 | Svenska Skifferolje Ab | Electrical heater for treating oilshale and the like |
US2786660A (en) | 1948-01-05 | 1957-03-26 | Phillips Petroleum Co | Apparatus for gasifying coal |
US2548360A (en) | 1948-03-29 | 1951-04-10 | Stanley A Germain | Electric oil well heater |
US2584605A (en) | 1948-04-14 | 1952-02-05 | Edmund S Merriam | Thermal drive method for recovery of oil |
US2512226A (en) * | 1948-06-01 | 1950-06-20 | Edwards John Alton | Electrical heating of oil wells |
US2685930A (en) | 1948-08-12 | 1954-08-10 | Union Oil Co | Oil well production process |
US2630307A (en) | 1948-12-09 | 1953-03-03 | Carbonic Products Inc | Method of recovering oil from oil shale |
US2595979A (en) * | 1949-01-25 | 1952-05-06 | Texas Co | Underground liquefaction of coal |
US2642943A (en) | 1949-05-20 | 1953-06-23 | Sinclair Oil & Gas Co | Oil recovery process |
US2593477A (en) | 1949-06-10 | 1952-04-22 | Us Interior | Process of underground gasification of coal |
GB674082A (en) | 1949-06-15 | 1952-06-18 | Nat Res Dev | Improvements in or relating to the underground gasification of coal |
US2670802A (en) | 1949-12-16 | 1954-03-02 | Thermactor Company | Reviving or increasing the production of clogged or congested oil wells |
US2623596A (en) | 1950-05-16 | 1952-12-30 | Atlantic Refining Co | Method for producing oil by means of carbon dioxide |
US2647196A (en) * | 1950-11-06 | 1953-07-28 | Union Oil Co | Apparatus for heating oil wells |
US2714930A (en) | 1950-12-08 | 1955-08-09 | Union Oil Co | Apparatus for preventing paraffin deposition |
US2695163A (en) | 1950-12-09 | 1954-11-23 | Stanolind Oil & Gas Co | Method for gasification of subterranean carbonaceous deposits |
GB697189A (en) | 1951-04-09 | 1953-09-16 | Nat Res Dev | Improvements relating to the underground gasification of coal |
US2630306A (en) | 1952-01-03 | 1953-03-03 | Socony Vacuum Oil Co Inc | Subterranean retorting of shales |
US2780450A (en) * | 1952-03-07 | 1957-02-05 | Svenska Skifferolje Ab | Method of recovering oil and gases from non-consolidated bituminous geological formations by a heating treatment in situ |
US2777679A (en) | 1952-03-07 | 1957-01-15 | Svenska Skifferolje Ab | Recovering sub-surface bituminous deposits by creating a frozen barrier and heating in situ |
US2789805A (en) | 1952-05-27 | 1957-04-23 | Svenska Skifferolje Ab | Device for recovering fuel from subterraneous fuel-carrying deposits by heating in their natural location using a chain heat transfer member |
US2780449A (en) * | 1952-12-26 | 1957-02-05 | Sinclair Oil & Gas Co | Thermal process for in-situ decomposition of oil shale |
US2825408A (en) | 1953-03-09 | 1958-03-04 | Sinclair Oil & Gas Company | Oil recovery by subsurface thermal processing |
US2771954A (en) | 1953-04-29 | 1956-11-27 | Exxon Research Engineering Co | Treatment of petroleum production wells |
US2703621A (en) | 1953-05-04 | 1955-03-08 | George W Ford | Oil well bottom hole flow increasing unit |
US2743906A (en) | 1953-05-08 | 1956-05-01 | William E Coyle | Hydraulic underreamer |
US2803305A (en) | 1953-05-14 | 1957-08-20 | Pan American Petroleum Corp | Oil recovery by underground combustion |
US2914309A (en) | 1953-05-25 | 1959-11-24 | Svenska Skifferolje Ab | Oil and gas recovery from tar sands |
US2902270A (en) | 1953-07-17 | 1959-09-01 | Svenska Skifferolje Ab | Method of and means in heating of subsurface fuel-containing deposits "in situ" |
US2890754A (en) | 1953-10-30 | 1959-06-16 | Svenska Skifferolje Ab | Apparatus for recovering combustible substances from subterraneous deposits in situ |
US2890755A (en) | 1953-12-19 | 1959-06-16 | Svenska Skifferolje Ab | Apparatus for recovering combustible substances from subterraneous deposits in situ |
US2841375A (en) | 1954-03-03 | 1958-07-01 | Svenska Skifferolje Ab | Method for in-situ utilization of fuels by combustion |
US2794504A (en) | 1954-05-10 | 1957-06-04 | Union Oil Co | Well heater |
US2793696A (en) | 1954-07-22 | 1957-05-28 | Pan American Petroleum Corp | Oil recovery by underground combustion |
US2923535A (en) | 1955-02-11 | 1960-02-02 | Svenska Skifferolje Ab | Situ recovery from carbonaceous deposits |
US2801089A (en) | 1955-03-14 | 1957-07-30 | California Research Corp | Underground shale retorting process |
US2819761A (en) | 1956-01-19 | 1958-01-14 | Continental Oil Co | Process of removing viscous oil from a well bore |
US2857002A (en) | 1956-03-19 | 1958-10-21 | Texas Co | Recovery of viscous crude oil |
US2906340A (en) | 1956-04-05 | 1959-09-29 | Texaco Inc | Method of treating a petroleum producing formation |
US2991046A (en) | 1956-04-16 | 1961-07-04 | Parsons Lional Ashley | Combined winch and bollard device |
US3120264A (en) * | 1956-07-09 | 1964-02-04 | Texaco Development Corp | Recovery of oil by in situ combustion |
US3016053A (en) * | 1956-08-02 | 1962-01-09 | George J Medovick | Underwater breathing apparatus |
US2997105A (en) * | 1956-10-08 | 1961-08-22 | Pan American Petroleum Corp | Burner apparatus |
US2932352A (en) | 1956-10-25 | 1960-04-12 | Union Oil Co | Liquid filled well heater |
US2804149A (en) | 1956-12-12 | 1957-08-27 | John R Donaldson | Oil well heater and reviver |
US3127936A (en) | 1957-07-26 | 1964-04-07 | Svenska Skifferolje Ab | Method of in situ heating of subsurface preferably fuel containing deposits |
US2942223A (en) | 1957-08-09 | 1960-06-21 | Gen Electric | Electrical resistance heater |
US2906337A (en) | 1957-08-16 | 1959-09-29 | Pure Oil Co | Method of recovering bitumen |
US3007521A (en) | 1957-10-28 | 1961-11-07 | Phillips Petroleum Co | Recovery of oil by in situ combustion |
US3010516A (en) | 1957-11-18 | 1961-11-28 | Phillips Petroleum Co | Burner and process for in situ combustion |
US2954826A (en) | 1957-12-02 | 1960-10-04 | William E Sievers | Heated well production string |
US2994376A (en) | 1957-12-27 | 1961-08-01 | Phillips Petroleum Co | In situ combustion process |
US3061009A (en) | 1958-01-17 | 1962-10-30 | Svenska Skifferolje Ab | Method of recovery from fossil fuel bearing strata |
US3062282A (en) | 1958-01-24 | 1962-11-06 | Phillips Petroleum Co | Initiation of in situ combustion in a carbonaceous stratum |
US3051235A (en) * | 1958-02-24 | 1962-08-28 | Jersey Prod Res Co | Recovery of petroleum crude oil, by in situ combustion and in situ hydrogenation |
US3004603A (en) | 1958-03-07 | 1961-10-17 | Phillips Petroleum Co | Heater |
US3032102A (en) | 1958-03-17 | 1962-05-01 | Phillips Petroleum Co | In situ combustion method |
US3004596A (en) | 1958-03-28 | 1961-10-17 | Phillips Petroleum Co | Process for recovery of hydrocarbons by in situ combustion |
US3004601A (en) | 1958-05-09 | 1961-10-17 | Albert G Bodine | Method and apparatus for augmenting oil recovery from wells by refrigeration |
US3048221A (en) | 1958-05-12 | 1962-08-07 | Phillips Petroleum Co | Hydrocarbon recovery by thermal drive |
US3026940A (en) | 1958-05-19 | 1962-03-27 | Electronic Oil Well Heater Inc | Oil well temperature indicator and control |
US3010513A (en) | 1958-06-12 | 1961-11-28 | Phillips Petroleum Co | Initiation of in situ combustion in carbonaceous stratum |
US2958519A (en) | 1958-06-23 | 1960-11-01 | Phillips Petroleum Co | In situ combustion process |
US3044545A (en) | 1958-10-02 | 1962-07-17 | Phillips Petroleum Co | In situ combustion process |
US3050123A (en) | 1958-10-07 | 1962-08-21 | Cities Service Res & Dev Co | Gas fired oil-well burner |
US2974937A (en) | 1958-11-03 | 1961-03-14 | Jersey Prod Res Co | Petroleum recovery from carbonaceous formations |
US2998457A (en) | 1958-11-19 | 1961-08-29 | Ashland Oil Inc | Production of phenols |
US2970826A (en) * | 1958-11-21 | 1961-02-07 | Texaco Inc | Recovery of oil from oil shale |
US3036632A (en) | 1958-12-24 | 1962-05-29 | Socony Mobil Oil Co Inc | Recovery of hydrocarbon materials from earth formations by application of heat |
US2969226A (en) | 1959-01-19 | 1961-01-24 | Pyrochem Corp | Pendant parting petro pyrolysis process |
US3051234A (en) | 1959-01-22 | 1962-08-28 | Jersey Prod Res Co | Oil displacement by water containing suspended clay |
US3017168A (en) | 1959-01-26 | 1962-01-16 | Phillips Petroleum Co | In situ retorting of oil shale |
US3110345A (en) | 1959-02-26 | 1963-11-12 | Gulf Research Development Co | Low temperature reverse combustion process |
US3113619A (en) | 1959-03-30 | 1963-12-10 | Phillips Petroleum Co | Line drive counterflow in situ combustion process |
US3113620A (en) | 1959-07-06 | 1963-12-10 | Exxon Research Engineering Co | Process for producing viscous oil |
US3181613A (en) | 1959-07-20 | 1965-05-04 | Union Oil Co | Method and apparatus for subterranean heating |
US3113623A (en) | 1959-07-20 | 1963-12-10 | Union Oil Co | Apparatus for underground retorting |
US3132692A (en) | 1959-07-27 | 1964-05-12 | Phillips Petroleum Co | Use of formation heat from in situ combustion |
US3116792A (en) * | 1959-07-27 | 1964-01-07 | Phillips Petroleum Co | In situ combustion process |
US3079085A (en) | 1959-10-21 | 1963-02-26 | Clark | Apparatus for analyzing the production and drainage of petroleum reservoirs, and the like |
US3095031A (en) | 1959-12-09 | 1963-06-25 | Eurenius Malte Oscar | Burners for use in bore holes in the ground |
US3131763A (en) * | 1959-12-30 | 1964-05-05 | Texaco Inc | Electrical borehole heater |
US3220479A (en) * | 1960-02-08 | 1965-11-30 | Exxon Production Research Co | Formation stabilization system |
US3163745A (en) | 1960-02-29 | 1964-12-29 | Socony Mobil Oil Co Inc | Heating of an earth formation penetrated by a well borehole |
US3127935A (en) | 1960-04-08 | 1964-04-07 | Marathon Oil Co | In situ combustion for oil recovery in tar sands, oil shales and conventional petroleum reservoirs |
US3016009A (en) * | 1960-04-19 | 1962-01-09 | Brady Co W H | Adjustable equal spacing device |
US3137347A (en) | 1960-05-09 | 1964-06-16 | Phillips Petroleum Co | In situ electrolinking of oil shale |
US3139928A (en) | 1960-05-24 | 1964-07-07 | Shell Oil Co | Thermal process for in situ decomposition of oil shale |
US3106244A (en) | 1960-06-20 | 1963-10-08 | Phillips Petroleum Co | Process for producing oil shale in situ by electrocarbonization |
US3142336A (en) | 1960-07-18 | 1964-07-28 | Shell Oil Co | Method and apparatus for injecting steam into subsurface formations |
US3084919A (en) | 1960-08-03 | 1963-04-09 | Texaco Inc | Recovery of oil from oil shale by underground hydrogenation |
US3105545A (en) | 1960-11-21 | 1963-10-01 | Shell Oil Co | Method of heating underground formations |
US3164207A (en) * | 1961-01-17 | 1965-01-05 | Wayne H Thessen | Method for recovering oil |
US3191679A (en) | 1961-04-13 | 1965-06-29 | Wendell S Miller | Melting process for recovering bitumens from the earth |
US3207220A (en) | 1961-06-26 | 1965-09-21 | Chester I Williams | Electric well heater |
US3114417A (en) | 1961-08-14 | 1963-12-17 | Ernest T Saftig | Electric oil well heater apparatus |
US3246695A (en) | 1961-08-21 | 1966-04-19 | Charles L Robinson | Method for heating minerals in situ with radioactive materials |
US3183675A (en) | 1961-11-02 | 1965-05-18 | Conch Int Methane Ltd | Method of freezing an earth formation |
US3170842A (en) * | 1961-11-06 | 1965-02-23 | Phillips Petroleum Co | Subcritical borehole nuclear reactor and process |
US3209825A (en) | 1962-02-14 | 1965-10-05 | Continental Oil Co | Low temperature in-situ combustion |
US3205946A (en) | 1962-03-12 | 1965-09-14 | Shell Oil Co | Consolidation by silica coalescence |
US3165154A (en) | 1962-03-23 | 1965-01-12 | Phillips Petroleum Co | Oil recovery by in situ combustion |
US3149670A (en) | 1962-03-27 | 1964-09-22 | Smclair Res Inc | In-situ heating process |
US3149672A (en) | 1962-05-04 | 1964-09-22 | Jersey Prod Res Co | Method and apparatus for electrical heating of oil-bearing formations |
US3208531A (en) | 1962-08-21 | 1965-09-28 | Otis Eng Co | Inserting tool for locating and anchoring a device in tubing |
US3182721A (en) | 1962-11-02 | 1965-05-11 | Sun Oil Co | Method of petroleum production by forward in situ combustion |
US3288648A (en) | 1963-02-04 | 1966-11-29 | Pan American Petroleum Corp | Process for producing electrical energy from geological liquid hydrocarbon formation |
US3205942A (en) | 1963-02-07 | 1965-09-14 | Socony Mobil Oil Co Inc | Method for recovery of hydrocarbons by in situ heating of oil shale |
US3221811A (en) | 1963-03-11 | 1965-12-07 | Shell Oil Co | Mobile in-situ heating of formations |
US3250327A (en) | 1963-04-02 | 1966-05-10 | Socony Mobil Oil Co Inc | Recovering nonflowing hydrocarbons |
US3244231A (en) | 1963-04-09 | 1966-04-05 | Pan American Petroleum Corp | Method for catalytically heating oil bearing formations |
US3241611A (en) | 1963-04-10 | 1966-03-22 | Equity Oil Company | Recovery of petroleum products from oil shale |
GB959945A (en) | 1963-04-18 | 1964-06-03 | Conch Int Methane Ltd | Constructing a frozen wall within the ground |
US3237689A (en) | 1963-04-29 | 1966-03-01 | Clarence I Justheim | Distillation of underground deposits of solid carbonaceous materials in situ |
US3223166A (en) | 1963-05-27 | 1965-12-14 | Pan American Petroleum Corp | Method of controlled catalytic heating of a subsurface formation |
US3205944A (en) | 1963-06-14 | 1965-09-14 | Socony Mobil Oil Co Inc | Recovery of hydrocarbons from a subterranean reservoir by heating |
US3233668A (en) | 1963-11-15 | 1966-02-08 | Exxon Production Research Co | Recovery of shale oil |
US3285335A (en) | 1963-12-11 | 1966-11-15 | Exxon Research Engineering Co | In situ pyrolysis of oil shale formations |
US3273640A (en) | 1963-12-13 | 1966-09-20 | Pyrochem Corp | Pressure pulsing perpendicular permeability process for winning stabilized primary volatiles from oil shale in situ |
US3275076A (en) | 1964-01-13 | 1966-09-27 | Mobil Oil Corp | Recovery of asphaltic-type petroleum from a subterranean reservoir |
US3342258A (en) * | 1964-03-06 | 1967-09-19 | Shell Oil Co | Underground oil recovery from solid oil-bearing deposits |
US3294167A (en) | 1964-04-13 | 1966-12-27 | Shell Oil Co | Thermal oil recovery |
US3284281A (en) | 1964-08-31 | 1966-11-08 | Phillips Petroleum Co | Production of oil from oil shale through fractures |
US3302707A (en) * | 1964-09-30 | 1967-02-07 | Mobil Oil Corp | Method for improving fluid recoveries from earthen formations |
US3310109A (en) | 1964-11-06 | 1967-03-21 | Phillips Petroleum Co | Process and apparatus for combination upgrading of oil in situ and refining thereof |
US3380913A (en) | 1964-12-28 | 1968-04-30 | Phillips Petroleum Co | Refining of effluent from in situ combustion operation |
US3332480A (en) | 1965-03-04 | 1967-07-25 | Pan American Petroleum Corp | Recovery of hydrocarbons by thermal methods |
US3338306A (en) | 1965-03-09 | 1967-08-29 | Mobil Oil Corp | Recovery of heavy oil from oil sands |
US3358756A (en) | 1965-03-12 | 1967-12-19 | Shell Oil Co | Method for in situ recovery of solid or semi-solid petroleum deposits |
DE1242535B (en) * | 1965-04-13 | 1967-06-22 | Deutsche Erdoel Ag | Process for the removal of residual oil from oil deposits |
US3316344A (en) | 1965-04-26 | 1967-04-25 | Central Electr Generat Board | Prevention of icing of electrical conductors |
US3342267A (en) | 1965-04-29 | 1967-09-19 | Gerald S Cotter | Turbo-generator heater for oil and gas wells and pipe lines |
US3352355A (en) | 1965-06-23 | 1967-11-14 | Dow Chemical Co | Method of recovery of hydrocarbons from solid hydrocarbonaceous formations |
US3349845A (en) | 1965-10-22 | 1967-10-31 | Sinclair Oil & Gas Company | Method of establishing communication between wells |
US3379248A (en) | 1965-12-10 | 1968-04-23 | Mobil Oil Corp | In situ combustion process utilizing waste heat |
US3454365A (en) | 1966-02-18 | 1969-07-08 | Phillips Petroleum Co | Analysis and control of in situ combustion of underground carbonaceous deposit |
US3386508A (en) | 1966-02-21 | 1968-06-04 | Exxon Production Research Co | Process and system for the recovery of viscous oil |
US3362751A (en) | 1966-02-28 | 1968-01-09 | Tinlin William | Method and system for recovering shale oil and gas |
US3595082A (en) | 1966-03-04 | 1971-07-27 | Gulf Oil Corp | Temperature measuring apparatus |
US3410977A (en) | 1966-03-28 | 1968-11-12 | Ando Masao | Method of and apparatus for heating the surface part of various construction materials |
DE1615192B1 (en) * | 1966-04-01 | 1970-08-20 | Chisso Corp | Inductively heated heating pipe |
US3513913A (en) | 1966-04-19 | 1970-05-26 | Shell Oil Co | Oil recovery from oil shales by transverse combustion |
US3372754A (en) | 1966-05-31 | 1968-03-12 | Mobil Oil Corp | Well assembly for heating a subterranean formation |
US3399623A (en) | 1966-07-14 | 1968-09-03 | James R. Creed | Apparatus for and method of producing viscid oil |
NL153755C (en) | 1966-10-20 | 1977-11-15 | Stichting Reactor Centrum | METHOD FOR MANUFACTURING AN ELECTRIC HEATING ELEMENT, AS WELL AS HEATING ELEMENT MANUFACTURED USING THIS METHOD. |
US3465819A (en) | 1967-02-13 | 1969-09-09 | American Oil Shale Corp | Use of nuclear detonations in producing hydrocarbons from an underground formation |
US3389975A (en) | 1967-03-10 | 1968-06-25 | Sinclair Research Inc | Process for the recovery of aluminum values from retorted shale and conversion of sodium aluminate to sodium aluminum carbonate hydroxide |
NL6803827A (en) | 1967-03-22 | 1968-09-23 | ||
US3622071A (en) | 1967-06-08 | 1971-11-23 | Combustion Eng | Crude petroleum transmission system |
US3528501A (en) | 1967-08-04 | 1970-09-15 | Phillips Petroleum Co | Recovery of oil from oil shale |
US3434541A (en) | 1967-10-11 | 1969-03-25 | Mobil Oil Corp | In situ combustion process |
US3542276A (en) | 1967-11-13 | 1970-11-24 | Ideal Ind | Open type explosion connector and method |
US3477058A (en) | 1968-02-01 | 1969-11-04 | Gen Electric | Magnesia insulated heating elements and methods of production |
US3580987A (en) | 1968-03-26 | 1971-05-25 | Pirelli | Electric cable |
US3455383A (en) * | 1968-04-24 | 1969-07-15 | Shell Oil Co | Method of producing fluidized material from a subterranean formation |
US3578080A (en) | 1968-06-10 | 1971-05-11 | Shell Oil Co | Method of producing shale oil from an oil shale formation |
US3497000A (en) | 1968-08-19 | 1970-02-24 | Pan American Petroleum Corp | Bottom hole catalytic heater |
US3529682A (en) | 1968-10-03 | 1970-09-22 | Bell Telephone Labor Inc | Location detection and guidance systems for burrowing device |
US3537528A (en) | 1968-10-14 | 1970-11-03 | Shell Oil Co | Method for producing shale oil from an exfoliated oil shale formation |
US3593789A (en) | 1968-10-18 | 1971-07-20 | Shell Oil Co | Method for producing shale oil from an oil shale formation |
US3565171A (en) | 1968-10-23 | 1971-02-23 | Shell Oil Co | Method for producing shale oil from a subterranean oil shale formation |
US3502372A (en) | 1968-10-23 | 1970-03-24 | Shell Oil Co | Process of recovering oil and dawsonite from oil shale |
US3629551A (en) | 1968-10-29 | 1971-12-21 | Chisso Corp | Controlling heat generation locally in a heat-generating pipe utilizing skin-effect current |
US3501201A (en) | 1968-10-30 | 1970-03-17 | Shell Oil Co | Method of producing shale oil from a subterranean oil shale formation |
US3513249A (en) | 1968-12-24 | 1970-05-19 | Ideal Ind | Explosion connector with improved insulating means |
US3617471A (en) | 1968-12-26 | 1971-11-02 | Texaco Inc | Hydrotorting of shale to produce shale oil |
US3593790A (en) | 1969-01-02 | 1971-07-20 | Shell Oil Co | Method for producing shale oil from an oil shale formation |
US3614986A (en) | 1969-03-03 | 1971-10-26 | Electrothermic Co | Method for injecting heated fluids into mineral bearing formations |
US3562401A (en) | 1969-03-03 | 1971-02-09 | Union Carbide Corp | Low temperature electric transmission systems |
US3542131A (en) | 1969-04-01 | 1970-11-24 | Mobil Oil Corp | Method of recovering hydrocarbons from oil shale |
US3618663A (en) | 1969-05-01 | 1971-11-09 | Phillips Petroleum Co | Shale oil production |
US3529075A (en) | 1969-05-21 | 1970-09-15 | Ideal Ind | Explosion connector with ignition arrangement |
US3605890A (en) | 1969-06-04 | 1971-09-20 | Chevron Res | Hydrogen production from a kerogen-depleted shale formation |
US3599714A (en) | 1969-09-08 | 1971-08-17 | Roger L Messman | Method of recovering hydrocarbons by in situ combustion |
US3614387A (en) | 1969-09-22 | 1971-10-19 | Watlow Electric Mfg Co | Electrical heater with an internal thermocouple |
US3547193A (en) | 1969-10-08 | 1970-12-15 | Electrothermic Co | Method and apparatus for recovery of minerals from sub-surface formations using electricity |
US3661423A (en) | 1970-02-12 | 1972-05-09 | Occidental Petroleum Corp | In situ process for recovery of carbonaceous materials from subterranean deposits |
USRE27309E (en) | 1970-05-07 | 1972-03-14 | Gas in | |
US3759574A (en) * | 1970-09-24 | 1973-09-18 | Shell Oil Co | Method of producing hydrocarbons from an oil shale formation |
US4305463A (en) | 1979-10-31 | 1981-12-15 | Oil Trieval Corporation | Oil recovery method and apparatus |
US3679812A (en) | 1970-11-13 | 1972-07-25 | Schlumberger Technology Corp | Electrical suspension cable for well tools |
US3680633A (en) | 1970-12-28 | 1972-08-01 | Sun Oil Co Delaware | Situ combustion initiation process |
US3675715A (en) | 1970-12-30 | 1972-07-11 | Forrester A Clark | Processes for secondarily recovering oil |
US3775185A (en) | 1971-01-13 | 1973-11-27 | United Aircraft Corp | Fuel cell utilizing fused thallium oxide electrolyte |
US3700280A (en) * | 1971-04-28 | 1972-10-24 | Shell Oil Co | Method of producing oil from an oil shale formation containing nahcolite and dawsonite |
US3870063A (en) | 1971-06-11 | 1975-03-11 | John T Hayward | Means of transporting crude oil through a pipeline |
US3770398A (en) | 1971-09-17 | 1973-11-06 | Cities Service Oil Co | In situ coal gasification process |
US3893918A (en) | 1971-11-22 | 1975-07-08 | Engineering Specialties Inc | Method for separating material leaving a well |
US3766982A (en) | 1971-12-27 | 1973-10-23 | Justheim Petrol Co | Method for the in-situ treatment of hydrocarbonaceous materials |
US3799602A (en) * | 1972-02-23 | 1974-03-26 | British Iron Steel Research | Apparatus for handling material |
US3759328A (en) | 1972-05-11 | 1973-09-18 | Shell Oil Co | Laterally expanding oil shale permeabilization |
US3794116A (en) * | 1972-05-30 | 1974-02-26 | Atomic Energy Commission | Situ coal bed gasification |
US3757860A (en) * | 1972-08-07 | 1973-09-11 | Atlantic Richfield Co | Well heating |
US3779602A (en) | 1972-08-07 | 1973-12-18 | Shell Oil Co | Process for solution mining nahcolite |
CA983704A (en) | 1972-08-31 | 1976-02-17 | Joseph D. Robinson | Method for determining distance and direction to a cased well bore |
US3809159A (en) | 1972-10-02 | 1974-05-07 | Continental Oil Co | Process for simultaneously increasing recovery and upgrading oil in a reservoir |
US3804172A (en) | 1972-10-11 | 1974-04-16 | Shell Oil Co | Method for the recovery of oil from oil shale |
US3804169A (en) | 1973-02-07 | 1974-04-16 | Shell Oil Co | Spreading-fluid recovery of subterranean oil |
US4017344A (en) * | 1973-03-05 | 1977-04-12 | Harold Lorber | Magnetically enhanced coaxial cable with improved time delay characteristics |
US3947683A (en) | 1973-06-05 | 1976-03-30 | Texaco Inc. | Combination of epithermal and inelastic neutron scattering methods to locate coal and oil shale zones |
FR2233685B1 (en) * | 1973-06-12 | 1977-05-06 | Josse Bernard | |
US4076761A (en) * | 1973-08-09 | 1978-02-28 | Mobil Oil Corporation | Process for the manufacture of gasoline |
US3874733A (en) | 1973-08-29 | 1975-04-01 | Continental Oil Co | Hydraulic method of mining and conveying coal in substantially vertical seams |
US3881551A (en) | 1973-10-12 | 1975-05-06 | Ruel C Terry | Method of extracting immobile hydrocarbons |
US3853185A (en) | 1973-11-30 | 1974-12-10 | Continental Oil Co | Guidance system for a horizontal drilling apparatus |
US3907045A (en) | 1973-11-30 | 1975-09-23 | Continental Oil Co | Guidance system for a horizontal drilling apparatus |
US3882941A (en) | 1973-12-17 | 1975-05-13 | Cities Service Res & Dev Co | In situ production of bitumen from oil shale |
US3936408A (en) * | 1974-05-01 | 1976-02-03 | Calgon Corporation | Well cementing composition having improved flow properties containing a polyamido-sulfonic additive |
US3922148A (en) | 1974-05-16 | 1975-11-25 | Texaco Development Corp | Production of methane-rich gas |
US3948755A (en) | 1974-05-31 | 1976-04-06 | Standard Oil Company | Process for recovering and upgrading hydrocarbons from oil shale and tar sands |
US3892270A (en) | 1974-06-06 | 1975-07-01 | Chevron Res | Production of hydrocarbons from underground formations |
US4006778A (en) * | 1974-06-21 | 1977-02-08 | Texaco Exploration Canada Ltd. | Thermal recovery of hydrocarbon from tar sands |
US4026357A (en) | 1974-06-26 | 1977-05-31 | Texaco Exploration Canada Ltd. | In situ gasification of solid hydrocarbon materials in a subterranean formation |
US4005752A (en) | 1974-07-26 | 1977-02-01 | Occidental Petroleum Corporation | Method of igniting in situ oil shale retort with fuel rich flue gas |
US4029360A (en) | 1974-07-26 | 1977-06-14 | Occidental Oil Shale, Inc. | Method of recovering oil and water from in situ oil shale retort flue gas |
US4014575A (en) | 1974-07-26 | 1977-03-29 | Occidental Petroleum Corporation | System for fuel and products of oil shale retort |
US3941421A (en) | 1974-08-13 | 1976-03-02 | Occidental Petroleum Corporation | Apparatus for obtaining uniform gas flow through an in situ oil shale retort |
GB1454324A (en) | 1974-08-14 | 1976-11-03 | Iniex | Recovering combustible gases from underground deposits of coal or bituminous shale |
US3947656A (en) | 1974-08-26 | 1976-03-30 | Fast Heat Element Manufacturing Co., Inc. | Temperature controlled cartridge heater |
US3948319A (en) | 1974-10-16 | 1976-04-06 | Atlantic Richfield Company | Method and apparatus for producing fluid by varying current flow through subterranean source formation |
AR205595A1 (en) | 1974-11-06 | 1976-05-14 | Haldor Topsoe As | PROCEDURE FOR PREPARING GASES RICH IN METHANE |
US4138442A (en) * | 1974-12-05 | 1979-02-06 | Mobil Oil Corporation | Process for the manufacture of gasoline |
US3952802A (en) | 1974-12-11 | 1976-04-27 | In Situ Technology, Inc. | Method and apparatus for in situ gasification of coal and the commercial products derived therefrom |
US3986556A (en) | 1975-01-06 | 1976-10-19 | Haynes Charles A | Hydrocarbon recovery from earth strata |
US4042026A (en) | 1975-02-08 | 1977-08-16 | Deutsche Texaco Aktiengesellschaft | Method for initiating an in-situ recovery process by the introduction of oxygen |
US4096163A (en) | 1975-04-08 | 1978-06-20 | Mobil Oil Corporation | Conversion of synthesis gas to hydrocarbon mixtures |
US3924680A (en) | 1975-04-23 | 1975-12-09 | In Situ Technology Inc | Method of pyrolysis of coal in situ |
US3973628A (en) | 1975-04-30 | 1976-08-10 | New Mexico Tech Research Foundation | In situ solution mining of coal |
US4016239A (en) | 1975-05-22 | 1977-04-05 | Union Oil Company Of California | Recarbonation of spent oil shale |
US3987851A (en) | 1975-06-02 | 1976-10-26 | Shell Oil Company | Serially burning and pyrolyzing to produce shale oil from a subterranean oil shale |
US3986557A (en) | 1975-06-06 | 1976-10-19 | Atlantic Richfield Company | Production of bitumen from tar sands |
US3950029A (en) | 1975-06-12 | 1976-04-13 | Mobil Oil Corporation | In situ retorting of oil shale |
US3993132A (en) | 1975-06-18 | 1976-11-23 | Texaco Exploration Canada Ltd. | Thermal recovery of hydrocarbons from tar sands |
US4069868A (en) * | 1975-07-14 | 1978-01-24 | In Situ Technology, Inc. | Methods of fluidized production of coal in situ |
BE832017A (en) | 1975-07-31 | 1975-11-17 | NEW PROCESS FOR EXPLOITATION OF A COAL OR LIGNITE DEPOSIT BY UNDERGROUND GASING UNDER HIGH PRESSURE | |
US4199024A (en) | 1975-08-07 | 1980-04-22 | World Energy Systems | Multistage gas generator |
US3954140A (en) * | 1975-08-13 | 1976-05-04 | Hendrick Robert P | Recovery of hydrocarbons by in situ thermal extraction |
US4011909A (en) * | 1975-09-04 | 1977-03-15 | Calgon Corporation | Method of using cementing composition having improved flow properties |
US3986349A (en) | 1975-09-15 | 1976-10-19 | Chevron Research Company | Method of power generation via coal gasification and liquid hydrocarbon synthesis |
US3994340A (en) | 1975-10-30 | 1976-11-30 | Chevron Research Company | Method of recovering viscous petroleum from tar sand |
US3994341A (en) | 1975-10-30 | 1976-11-30 | Chevron Research Company | Recovering viscous petroleum from thick tar sand |
US4087130A (en) | 1975-11-03 | 1978-05-02 | Occidental Petroleum Corporation | Process for the gasification of coal in situ |
US4018280A (en) * | 1975-12-10 | 1977-04-19 | Mobil Oil Corporation | Process for in situ retorting of oil shale |
US4019575A (en) | 1975-12-22 | 1977-04-26 | Chevron Research Company | System for recovering viscous petroleum from thick tar sand |
US3999607A (en) | 1976-01-22 | 1976-12-28 | Exxon Research And Engineering Company | Recovery of hydrocarbons from coal |
US4031956A (en) | 1976-02-12 | 1977-06-28 | In Situ Technology, Inc. | Method of recovering energy from subsurface petroleum reservoirs |
US4008762A (en) * | 1976-02-26 | 1977-02-22 | Fisher Sidney T | Extraction of hydrocarbons in situ from underground hydrocarbon deposits |
US4010800A (en) | 1976-03-08 | 1977-03-08 | In Situ Technology, Inc. | Producing thin seams of coal in situ |
US4048637A (en) | 1976-03-23 | 1977-09-13 | Westinghouse Electric Corporation | Radar system for detecting slowly moving targets |
DE2615874B2 (en) | 1976-04-10 | 1978-10-19 | Deutsche Texaco Ag, 2000 Hamburg | Application of a method for extracting crude oil and bitumen from underground deposits by means of a combustion front in deposits of any content of intermediate hydrocarbons in the crude oil or bitumen |
IT1069471B (en) * | 1976-05-06 | 1985-03-25 | Gd Spa | FOLDING DEVICE OF SHEET MATERIAL..PARTICULARLY OF BOARDED OR CARDBOARD CUTS OR SIMILAR TO BE SUPPLIED TO A CIGARETTE CONDITIONING MACHINE IN PACKAGES OF THE TYPE WITH HINGED LID HINGED LID PACKAGE |
GB1544245A (en) | 1976-05-21 | 1979-04-19 | British Gas Corp | Production of substitute natural gas |
US4049053A (en) | 1976-06-10 | 1977-09-20 | Fisher Sidney T | Recovery of hydrocarbons from partially exhausted oil wells by mechanical wave heating |
US4193451A (en) | 1976-06-17 | 1980-03-18 | The Badger Company, Inc. | Method for production of organic products from kerogen |
US4067390A (en) * | 1976-07-06 | 1978-01-10 | Technology Application Services Corporation | Apparatus and method for the recovery of fuel products from subterranean deposits of carbonaceous matter using a plasma arc |
US4057293A (en) | 1976-07-12 | 1977-11-08 | Garrett Donald E | Process for in situ conversion of coal or the like into oil and gas |
US4043393A (en) | 1976-07-29 | 1977-08-23 | Fisher Sidney T | Extraction from underground coal deposits |
US4091869A (en) | 1976-09-07 | 1978-05-30 | Exxon Production Research Company | In situ process for recovery of carbonaceous materials from subterranean deposits |
US4065183A (en) | 1976-11-15 | 1977-12-27 | Trw Inc. | Recovery system for oil shale deposits |
US4089374A (en) | 1976-12-16 | 1978-05-16 | In Situ Technology, Inc. | Producing methane from coal in situ |
US4084637A (en) | 1976-12-16 | 1978-04-18 | Petro Canada Exploration Inc. | Method of producing viscous materials from subterranean formations |
US4093026A (en) * | 1977-01-17 | 1978-06-06 | Occidental Oil Shale, Inc. | Removal of sulfur dioxide from process gas using treated oil shale and water |
DE2705129C3 (en) | 1977-02-08 | 1979-11-15 | Deutsche Texaco Ag, 2000 Hamburg | Seismic procedure to control underground processes |
US4277416A (en) | 1977-02-17 | 1981-07-07 | Aminoil, Usa, Inc. | Process for producing methanol |
US4151877A (en) | 1977-05-13 | 1979-05-01 | Occidental Oil Shale, Inc. | Determining the locus of a processing zone in a retort through channels |
US4099567A (en) | 1977-05-27 | 1978-07-11 | In Situ Technology, Inc. | Generating medium BTU gas from coal in situ |
US4144935A (en) | 1977-08-29 | 1979-03-20 | Iit Research Institute | Apparatus and method for in situ heat processing of hydrocarbonaceous formations |
US4140180A (en) | 1977-08-29 | 1979-02-20 | Iit Research Institute | Method for in situ heat processing of hydrocarbonaceous formations |
NL181941C (en) | 1977-09-16 | 1987-12-01 | Ir Arnold Willem Josephus Grup | METHOD FOR UNDERGROUND GASULATION OF COAL OR BROWN. |
US4125159A (en) * | 1977-10-17 | 1978-11-14 | Vann Roy Randell | Method and apparatus for isolating and treating subsurface stratas |
SU915451A1 (en) | 1977-10-21 | 1988-08-23 | Vnii Ispolzovania | Method of underground gasification of fuel |
US4119349A (en) | 1977-10-25 | 1978-10-10 | Gulf Oil Corporation | Method and apparatus for recovery of fluids produced in in-situ retorting of oil shale |
US4114688A (en) | 1977-12-05 | 1978-09-19 | In Situ Technology Inc. | Minimizing environmental effects in production and use of coal |
US4158467A (en) | 1977-12-30 | 1979-06-19 | Gulf Oil Corporation | Process for recovering shale oil |
US4148359A (en) | 1978-01-30 | 1979-04-10 | Shell Oil Company | Pressure-balanced oil recovery process for water productive oil shale |
DE2812490A1 (en) | 1978-03-22 | 1979-09-27 | Texaco Ag | PROCEDURE FOR DETERMINING THE SPATIAL EXTENSION OF SUBSEQUENT REACTIONS |
US4162707A (en) | 1978-04-20 | 1979-07-31 | Mobil Oil Corporation | Method of treating formation to remove ammonium ions |
US4160479A (en) * | 1978-04-24 | 1979-07-10 | Richardson Reginald D | Heavy oil recovery process |
US4197911A (en) | 1978-05-09 | 1980-04-15 | Ramcor, Inc. | Process for in situ coal gasification |
US4186801A (en) | 1978-12-18 | 1980-02-05 | Gulf Research And Development Company | In situ combustion process for the recovery of liquid carbonaceous fuels from subterranean formations |
US4185692A (en) * | 1978-07-14 | 1980-01-29 | In Situ Technology, Inc. | Underground linkage of wells for production of coal in situ |
US4167213A (en) | 1978-07-17 | 1979-09-11 | Standard Oil Company (Indiana) | Method for determining the position and inclination of a flame front during in situ combustion of a rubbled oil shale retort |
US4184548A (en) * | 1978-07-17 | 1980-01-22 | Standard Oil Company (Indiana) | Method for determining the position and inclination of a flame front during in situ combustion of an oil shale retort |
US4183405A (en) | 1978-10-02 | 1980-01-15 | Magnie Robert L | Enhanced recoveries of petroleum and hydrogen from underground reservoirs |
US4446917A (en) | 1978-10-04 | 1984-05-08 | Todd John C | Method and apparatus for producing viscous or waxy crude oils |
JPS5576586A (en) | 1978-12-01 | 1980-06-09 | Tokyo Shibaura Electric Co | Heater |
US4299086A (en) | 1978-12-07 | 1981-11-10 | Gulf Research & Development Company | Utilization of energy obtained by substoichiometric combustion of low heating value gases |
US4457365A (en) | 1978-12-07 | 1984-07-03 | Raytheon Company | In situ radio frequency selective heating system |
US4265307A (en) | 1978-12-20 | 1981-05-05 | Standard Oil Company | Shale oil recovery |
US4274487A (en) | 1979-01-11 | 1981-06-23 | Standard Oil Company (Indiana) | Indirect thermal stimulation of production wells |
US4324292A (en) | 1979-02-21 | 1982-04-13 | University Of Utah | Process for recovering products from oil shale |
US4260192A (en) | 1979-02-21 | 1981-04-07 | Occidental Research Corporation | Recovery of magnesia from oil shale |
US4243511A (en) | 1979-03-26 | 1981-01-06 | Marathon Oil Company | Process for suppressing carbonate decomposition in vapor phase water retorting |
US4282587A (en) | 1979-05-21 | 1981-08-04 | Daniel Silverman | Method for monitoring the recovery of minerals from shallow geological formations |
US4234230A (en) | 1979-07-11 | 1980-11-18 | The Superior Oil Company | In situ processing of mined oil shale |
US4228854A (en) | 1979-08-13 | 1980-10-21 | Alberta Research Council | Enhanced oil recovery using electrical means |
US4256945A (en) | 1979-08-31 | 1981-03-17 | Iris Associates | Alternating current electrically resistive heating element having intrinsic temperature control |
US4701587A (en) * | 1979-08-31 | 1987-10-20 | Metcal, Inc. | Shielded heating element having intrinsic temperature control |
US4549396A (en) | 1979-10-01 | 1985-10-29 | Mobil Oil Corporation | Conversion of coal to electricity |
US4250230A (en) * | 1979-12-10 | 1981-02-10 | In Situ Technology, Inc. | Generating electricity from coal in situ |
US4250962A (en) * | 1979-12-14 | 1981-02-17 | Gulf Research & Development Company | In situ combustion process for the recovery of liquid carbonaceous fuels from subterranean formations |
US4260018A (en) * | 1979-12-19 | 1981-04-07 | Texaco Inc. | Method for steam injection in steeply dipping formations |
US4359687A (en) | 1980-01-25 | 1982-11-16 | Shell Oil Company | Method and apparatus for determining shaliness and oil saturations in earth formations using induced polarization in the frequency domain |
US4398151A (en) | 1980-01-25 | 1983-08-09 | Shell Oil Company | Method for correcting an electrical log for the presence of shale in a formation |
US4285547A (en) | 1980-02-01 | 1981-08-25 | Multi Mineral Corporation | Integrated in situ shale oil and mineral recovery process |
USRE30738E (en) | 1980-02-06 | 1981-09-08 | Iit Research Institute | Apparatus and method for in situ heat processing of hydrocarbonaceous formations |
US4303126A (en) | 1980-02-27 | 1981-12-01 | Chevron Research Company | Arrangement of wells for producing subsurface viscous petroleum |
US4319635A (en) | 1980-02-29 | 1982-03-16 | P. H. Jones Hydrogeology, Inc. | Method for enhanced oil recovery by geopressured waterflood |
US4375302A (en) * | 1980-03-03 | 1983-03-01 | Nicholas Kalmar | Process for the in situ recovery of both petroleum and inorganic mineral content of an oil shale deposit |
US4323848A (en) | 1980-03-17 | 1982-04-06 | Cornell Research Foundation, Inc. | Plural sensor magnetometer arrangement for extended lateral range electrical conductivity logging |
US4502010A (en) * | 1980-03-17 | 1985-02-26 | Gearhart Industries, Inc. | Apparatus including a magnetometer having a pair of U-shaped cores for extended lateral range electrical conductivity logging |
US4445574A (en) | 1980-03-24 | 1984-05-01 | Geo Vann, Inc. | Continuous borehole formed horizontally through a hydrocarbon producing formation |
US4417782A (en) | 1980-03-31 | 1983-11-29 | Raychem Corporation | Fiber optic temperature sensing |
CA1168283A (en) | 1980-04-14 | 1984-05-29 | Hiroshi Teratani | Electrode device for electrically heating underground deposits of hydrocarbons |
US4273188A (en) | 1980-04-30 | 1981-06-16 | Gulf Research & Development Company | In situ combustion process for the recovery of liquid carbonaceous fuels from subterranean formations |
US4306621A (en) | 1980-05-23 | 1981-12-22 | Boyd R Michael | Method for in situ coal gasification operations |
US4409090A (en) | 1980-06-02 | 1983-10-11 | University Of Utah | Process for recovering products from tar sand |
CA1165361A (en) | 1980-06-03 | 1984-04-10 | Toshiyuki Kobayashi | Electrode unit for electrically heating underground hydrocarbon deposits |
US4381641A (en) | 1980-06-23 | 1983-05-03 | Gulf Research & Development Company | Substoichiometric combustion of low heating value gases |
US4401099A (en) | 1980-07-11 | 1983-08-30 | W.B. Combustion, Inc. | Single-ended recuperative radiant tube assembly and method |
US4299285A (en) | 1980-07-21 | 1981-11-10 | Gulf Research & Development Company | Underground gasification of bituminous coal |
US4396062A (en) | 1980-10-06 | 1983-08-02 | University Of Utah Research Foundation | Apparatus and method for time-domain tracking of high-speed chemical reactions |
FR2491945B1 (en) | 1980-10-13 | 1985-08-23 | Ledent Pierre | PROCESS FOR PRODUCING A HIGH HYDROGEN GAS BY SUBTERRANEAN COAL GASIFICATION |
US4353418A (en) | 1980-10-20 | 1982-10-12 | Standard Oil Company (Indiana) | In situ retorting of oil shale |
US4384613A (en) | 1980-10-24 | 1983-05-24 | Terra Tek, Inc. | Method of in-situ retorting of carbonaceous material for recovery of organic liquids and gases |
US4372398A (en) * | 1980-11-04 | 1983-02-08 | Cornell Research Foundation, Inc. | Method of determining the location of a deep-well casing by magnetic field sensing |
US4401163A (en) | 1980-12-29 | 1983-08-30 | The Standard Oil Company | Modified in situ retorting of oil shale |
US4385661A (en) | 1981-01-07 | 1983-05-31 | The United States Of America As Represented By The United States Department Of Energy | Downhole steam generator with improved preheating, combustion and protection features |
US4448251A (en) | 1981-01-08 | 1984-05-15 | Uop Inc. | In situ conversion of hydrocarbonaceous oil |
US4423311A (en) | 1981-01-19 | 1983-12-27 | Varney Sr Paul | Electric heating apparatus for de-icing pipes |
US4366668A (en) * | 1981-02-25 | 1983-01-04 | Gulf Research & Development Company | Substoichiometric combustion of low heating value gases |
US4382469A (en) * | 1981-03-10 | 1983-05-10 | Electro-Petroleum, Inc. | Method of in situ gasification |
US4363361A (en) | 1981-03-19 | 1982-12-14 | Gulf Research & Development Company | Substoichiometric combustion of low heating value gases |
US4390067A (en) | 1981-04-06 | 1983-06-28 | Exxon Production Research Co. | Method of treating reservoirs containing very viscous crude oil or bitumen |
US4399866A (en) | 1981-04-10 | 1983-08-23 | Atlantic Richfield Company | Method for controlling the flow of subterranean water into a selected zone in a permeable subterranean carbonaceous deposit |
US4444255A (en) | 1981-04-20 | 1984-04-24 | Lloyd Geoffrey | Apparatus and process for the recovery of oil |
US4380930A (en) | 1981-05-01 | 1983-04-26 | Mobil Oil Corporation | System for transmitting ultrasonic energy through core samples |
US4378048A (en) | 1981-05-08 | 1983-03-29 | Gulf Research & Development Company | Substoichiometric combustion of low heating value gases using different platinum catalysts |
US4429745A (en) | 1981-05-08 | 1984-02-07 | Mobil Oil Corporation | Oil recovery method |
US4384614A (en) | 1981-05-11 | 1983-05-24 | Justheim Pertroleum Company | Method of retorting oil shale by velocity flow of super-heated air |
US4384948A (en) | 1981-05-13 | 1983-05-24 | Ashland Oil, Inc. | Single unit RCC |
US4437519A (en) | 1981-06-03 | 1984-03-20 | Occidental Oil Shale, Inc. | Reduction of shale oil pour point |
US4443762A (en) | 1981-06-12 | 1984-04-17 | Cornell Research Foundation, Inc. | Method and apparatus for detecting the direction and distance to a target well casing |
US4463807A (en) | 1981-06-15 | 1984-08-07 | In Situ Technology, Inc. | Minimizing subsidence effects during production of coal in situ |
US4448252A (en) | 1981-06-15 | 1984-05-15 | In Situ Technology, Inc. | Minimizing subsidence effects during production of coal in situ |
US4428700A (en) * | 1981-08-03 | 1984-01-31 | E. R. Johnson Associates, Inc. | Method for disposing of waste materials |
US4456065A (en) | 1981-08-20 | 1984-06-26 | Elektra Energie A.G. | Heavy oil recovering |
DE3132928C1 (en) * | 1981-08-20 | 1983-01-13 | Degussa Ag, 6000 Frankfurt | Process for accelerating the setting of hydraulic cement mixtures |
US4344483A (en) | 1981-09-08 | 1982-08-17 | Fisher Charles B | Multiple-site underground magnetic heating of hydrocarbons |
US4433731A (en) * | 1981-09-14 | 1984-02-28 | Halliburton Company | Liquid water loss reducing additives for cement slurries |
US4452491A (en) | 1981-09-25 | 1984-06-05 | Intercontinental Econergy Associates, Inc. | Recovery of hydrocarbons from deep underground deposits of tar sands |
US4425967A (en) * | 1981-10-07 | 1984-01-17 | Standard Oil Company (Indiana) | Ignition procedure and process for in situ retorting of oil shale |
US4605680A (en) | 1981-10-13 | 1986-08-12 | Chevron Research Company | Conversion of synthesis gas to diesel fuel and gasoline |
US4410042A (en) | 1981-11-02 | 1983-10-18 | Mobil Oil Corporation | In-situ combustion method for recovery of heavy oil utilizing oxygen and carbon dioxide as initial oxidant |
US4444258A (en) | 1981-11-10 | 1984-04-24 | Nicholas Kalmar | In situ recovery of oil from oil shale |
US4418752A (en) | 1982-01-07 | 1983-12-06 | Conoco Inc. | Thermal oil recovery with solvent recirculation |
FR2519688A1 (en) | 1982-01-08 | 1983-07-18 | Elf Aquitaine | SEALING SYSTEM FOR DRILLING WELLS IN WHICH CIRCULATES A HOT FLUID |
DE3202492C2 (en) | 1982-01-27 | 1983-12-01 | Veba Oel Entwicklungsgesellschaft mbH, 4660 Gelsenkirchen-Buer | Process for increasing the yield of hydrocarbons from a subterranean formation |
US4397732A (en) | 1982-02-11 | 1983-08-09 | International Coal Refining Company | Process for coal liquefaction employing selective coal feed |
US4476927A (en) | 1982-03-31 | 1984-10-16 | Mobil Oil Corporation | Method for controlling H2 /CO ratio of in-situ coal gasification product gas |
US4530401A (en) | 1982-04-05 | 1985-07-23 | Mobil Oil Corporation | Method for maximum in-situ visbreaking of heavy oil |
CA1196594A (en) | 1982-04-08 | 1985-11-12 | Guy Savard | Recovery of oil from tar sands |
US4537252A (en) | 1982-04-23 | 1985-08-27 | Standard Oil Company (Indiana) | Method of underground conversion of coal |
US4491179A (en) * | 1982-04-26 | 1985-01-01 | Pirson Sylvain J | Method for oil recovery by in situ exfoliation drive |
US4455215A (en) | 1982-04-29 | 1984-06-19 | Jarrott David M | Process for the geoconversion of coal into oil |
US4412585A (en) | 1982-05-03 | 1983-11-01 | Cities Service Company | Electrothermal process for recovering hydrocarbons |
US4415034A (en) | 1982-05-03 | 1983-11-15 | Cities Service Company | Electrode well completion |
US4524826A (en) | 1982-06-14 | 1985-06-25 | Texaco Inc. | Method of heating an oil shale formation |
US4457374A (en) | 1982-06-29 | 1984-07-03 | Standard Oil Company | Transient response process for detecting in situ retorting conditions |
US4442896A (en) | 1982-07-21 | 1984-04-17 | Reale Lucio V | Treatment of underground beds |
US4407973A (en) | 1982-07-28 | 1983-10-04 | The M. W. Kellogg Company | Methanol from coal and natural gas |
US4931171A (en) | 1982-08-03 | 1990-06-05 | Phillips Petroleum Company | Pyrolysis of carbonaceous materials |
US4479541A (en) | 1982-08-23 | 1984-10-30 | Wang Fun Den | Method and apparatus for recovery of oil, gas and mineral deposits by panel opening |
US4460044A (en) | 1982-08-31 | 1984-07-17 | Chevron Research Company | Advancing heated annulus steam drive |
US4544478A (en) | 1982-09-03 | 1985-10-01 | Chevron Research Company | Process for pyrolyzing hydrocarbonaceous solids to recover volatile hydrocarbons |
US4458767A (en) | 1982-09-28 | 1984-07-10 | Mobil Oil Corporation | Method for directionally drilling a first well to intersect a second well |
US4927857A (en) | 1982-09-30 | 1990-05-22 | Engelhard Corporation | Method of methanol production |
CA1214815A (en) * | 1982-09-30 | 1986-12-02 | John F. Krumme | Autoregulating electrically shielded heater |
US4695713A (en) | 1982-09-30 | 1987-09-22 | Metcal, Inc. | Autoregulating, electrically shielded heater |
US4498531A (en) | 1982-10-01 | 1985-02-12 | Rockwell International Corporation | Emission controller for indirect fired downhole steam generators |
US4485869A (en) | 1982-10-22 | 1984-12-04 | Iit Research Institute | Recovery of liquid hydrocarbons from oil shale by electromagnetic heating in situ |
ATE21340T1 (en) * | 1982-11-22 | 1986-08-15 | Shell Int Research | PROCESS FOR THE MANUFACTURE OF A FISCHER-TROPSCH CATALYST, THE CATALYST MANUFACTURED IN THIS WAY AND ITS USE IN THE MANUFACTURE OF HYDROCARBONS. |
US4498535A (en) * | 1982-11-30 | 1985-02-12 | Iit Research Institute | Apparatus and method for in situ controlled heat processing of hydrocarbonaceous formations with a controlled parameter line |
US4474238A (en) | 1982-11-30 | 1984-10-02 | Phillips Petroleum Company | Method and apparatus for treatment of subsurface formations |
US4752673A (en) | 1982-12-01 | 1988-06-21 | Metcal, Inc. | Autoregulating heater |
US4529939A (en) | 1983-01-10 | 1985-07-16 | Kuckes Arthur F | System located in drill string for well logging while drilling |
US4483398A (en) | 1983-01-14 | 1984-11-20 | Exxon Production Research Co. | In-situ retorting of oil shale |
US4501326A (en) * | 1983-01-17 | 1985-02-26 | Gulf Canada Limited | In-situ recovery of viscous hydrocarbonaceous crude oil |
US4609041A (en) | 1983-02-10 | 1986-09-02 | Magda Richard M | Well hot oil system |
US4886118A (en) | 1983-03-21 | 1989-12-12 | Shell Oil Company | Conductively heating a subterranean oil shale to create permeability and subsequently produce oil |
US4640352A (en) * | 1983-03-21 | 1987-02-03 | Shell Oil Company | In-situ steam drive oil recovery process |
US4458757A (en) | 1983-04-25 | 1984-07-10 | Exxon Research And Engineering Co. | In situ shale-oil recovery process |
US4645004A (en) * | 1983-04-29 | 1987-02-24 | Iit Research Institute | Electro-osmotic production of hydrocarbons utilizing conduction heating of hydrocarbonaceous formations |
US4545435A (en) | 1983-04-29 | 1985-10-08 | Iit Research Institute | Conduction heating of hydrocarbonaceous formations |
US4524827A (en) | 1983-04-29 | 1985-06-25 | Iit Research Institute | Single well stimulation for the recovery of liquid hydrocarbons from subsurface formations |
US4518548A (en) | 1983-05-02 | 1985-05-21 | Sulcon, Inc. | Method of overlaying sulphur concrete on horizontal and vertical surfaces |
US4794226A (en) | 1983-05-26 | 1988-12-27 | Metcal, Inc. | Self-regulating porous heater device |
US5073625A (en) | 1983-05-26 | 1991-12-17 | Metcal, Inc. | Self-regulating porous heating device |
EP0130671A3 (en) * | 1983-05-26 | 1986-12-17 | Metcal Inc. | Multiple temperature autoregulating heater |
US4727267A (en) * | 1983-05-31 | 1988-02-23 | International Business Machines Corporation | Clocked buffer circuit |
DE3319732A1 (en) | 1983-05-31 | 1984-12-06 | Kraftwerk Union AG, 4330 Mülheim | MEDIUM-POWER PLANT WITH INTEGRATED COAL GASIFICATION SYSTEM FOR GENERATING ELECTRICITY AND METHANOL |
US4658215A (en) | 1983-06-20 | 1987-04-14 | Shell Oil Company | Method for induced polarization logging |
US4583046A (en) | 1983-06-20 | 1986-04-15 | Shell Oil Company | Apparatus for focused electrode induced polarization logging |
US4717814A (en) | 1983-06-27 | 1988-01-05 | Metcal, Inc. | Slotted autoregulating heater |
US4439307A (en) | 1983-07-01 | 1984-03-27 | Dravo Corporation | Heating process gas for indirect shale oil retorting through the combustion of residual carbon in oil depleted shale |
US4524113A (en) | 1983-07-05 | 1985-06-18 | United Technologies Corporation | Direct use of methanol fuel in a molten carbonate fuel cell |
US4985313A (en) | 1985-01-14 | 1991-01-15 | Raychem Limited | Wire and cable |
US5209987A (en) | 1983-07-08 | 1993-05-11 | Raychem Limited | Wire and cable |
US4598392A (en) | 1983-07-26 | 1986-07-01 | Mobil Oil Corporation | Vibratory signal sweep seismic prospecting method and apparatus |
US4501445A (en) * | 1983-08-01 | 1985-02-26 | Cities Service Company | Method of in-situ hydrogenation of carbonaceous material |
US4538682A (en) | 1983-09-08 | 1985-09-03 | Mcmanus James W | Method and apparatus for removing oil well paraffin |
IN161735B (en) | 1983-09-12 | 1988-01-30 | Shell Int Research | |
US4573530A (en) * | 1983-11-07 | 1986-03-04 | Mobil Oil Corporation | In-situ gasification of tar sands utilizing a combustible gas |
US4698149A (en) | 1983-11-07 | 1987-10-06 | Mobil Oil Corporation | Enhanced recovery of hydrocarbonaceous fluids oil shale |
US4489782A (en) | 1983-12-12 | 1984-12-25 | Atlantic Richfield Company | Viscous oil production using electrical current heating and lateral drain holes |
US4598772A (en) | 1983-12-28 | 1986-07-08 | Mobil Oil Corporation | Method for operating a production well in an oxygen driven in-situ combustion oil recovery process |
US4542648A (en) | 1983-12-29 | 1985-09-24 | Shell Oil Company | Method of correlating a core sample with its original position in a borehole |
US4613754A (en) | 1983-12-29 | 1986-09-23 | Shell Oil Company | Tomographic calibration apparatus |
US4583242A (en) | 1983-12-29 | 1986-04-15 | Shell Oil Company | Apparatus for positioning a sample in a computerized axial tomographic scanner |
US4540882A (en) | 1983-12-29 | 1985-09-10 | Shell Oil Company | Method of determining drilling fluid invasion |
US4571491A (en) * | 1983-12-29 | 1986-02-18 | Shell Oil Company | Method of imaging the atomic number of a sample |
US4635197A (en) | 1983-12-29 | 1987-01-06 | Shell Oil Company | High resolution tomographic imaging method |
US4662439A (en) | 1984-01-20 | 1987-05-05 | Amoco Corporation | Method of underground conversion of coal |
US4623401A (en) | 1984-03-06 | 1986-11-18 | Metcal, Inc. | Heat treatment with an autoregulating heater |
US4644283A (en) | 1984-03-19 | 1987-02-17 | Shell Oil Company | In-situ method for determining pore size distribution, capillary pressure and permeability |
US4637464A (en) * | 1984-03-22 | 1987-01-20 | Amoco Corporation | In situ retorting of oil shale with pulsed water purge |
US4552214A (en) | 1984-03-22 | 1985-11-12 | Standard Oil Company (Indiana) | Pulsed in situ retorting in an array of oil shale retorts |
US4570715A (en) * | 1984-04-06 | 1986-02-18 | Shell Oil Company | Formation-tailored method and apparatus for uniformly heating long subterranean intervals at high temperature |
US4577690A (en) | 1984-04-18 | 1986-03-25 | Mobil Oil Corporation | Method of using seismic data to monitor firefloods |
US5055180A (en) | 1984-04-20 | 1991-10-08 | Electromagnetic Energy Corporation | Method and apparatus for recovering fractions from hydrocarbon materials, facilitating the removal and cleansing of hydrocarbon fluids, insulating storage vessels, and cleansing storage vessels and pipelines |
US4592423A (en) | 1984-05-14 | 1986-06-03 | Texaco Inc. | Hydrocarbon stratum retorting means and method |
US4597441A (en) | 1984-05-25 | 1986-07-01 | World Energy Systems, Inc. | Recovery of oil by in situ hydrogenation |
US4663711A (en) | 1984-06-22 | 1987-05-05 | Shell Oil Company | Method of analyzing fluid saturation using computerized axial tomography |
US4577503A (en) | 1984-09-04 | 1986-03-25 | International Business Machines Corporation | Method and device for detecting a specific acoustic spectral feature |
US4576231A (en) * | 1984-09-13 | 1986-03-18 | Texaco Inc. | Method and apparatus for combating encroachment by in situ treated formations |
US4597444A (en) | 1984-09-21 | 1986-07-01 | Atlantic Richfield Company | Method for excavating a large diameter shaft into the earth and at least partially through an oil-bearing formation |
US4691771A (en) | 1984-09-25 | 1987-09-08 | Worldenergy Systems, Inc. | Recovery of oil by in-situ combustion followed by in-situ hydrogenation |
US4616705A (en) | 1984-10-05 | 1986-10-14 | Shell Oil Company | Mini-well temperature profiling process |
US4598770A (en) | 1984-10-25 | 1986-07-08 | Mobil Oil Corporation | Thermal recovery method for viscous oil |
JPS61104582A (en) | 1984-10-25 | 1986-05-22 | 株式会社デンソー | Sheathed heater |
US4572299A (en) * | 1984-10-30 | 1986-02-25 | Shell Oil Company | Heater cable installation |
US4634187A (en) | 1984-11-21 | 1987-01-06 | Isl Ventures, Inc. | Method of in-situ leaching of ores |
US4669542A (en) | 1984-11-21 | 1987-06-02 | Mobil Oil Corporation | Simultaneous recovery of crude from multiple zones in a reservoir |
US4585066A (en) | 1984-11-30 | 1986-04-29 | Shell Oil Company | Well treating process for installing a cable bundle containing strands of changing diameter |
US4704514A (en) | 1985-01-11 | 1987-11-03 | Egmond Cor F Van | Heating rate variant elongated electrical resistance heater |
US4645906A (en) * | 1985-03-04 | 1987-02-24 | Thermon Manufacturing Company | Reduced resistance skin effect heat generating system |
US4785163A (en) | 1985-03-26 | 1988-11-15 | Raychem Corporation | Method for monitoring a heater |
US4698583A (en) | 1985-03-26 | 1987-10-06 | Raychem Corporation | Method of monitoring a heater for faults |
EP0199566A3 (en) | 1985-04-19 | 1987-08-26 | RAYCHEM GmbH | Sheet heater |
US4671102A (en) | 1985-06-18 | 1987-06-09 | Shell Oil Company | Method and apparatus for determining distribution of fluids |
US4626665A (en) | 1985-06-24 | 1986-12-02 | Shell Oil Company | Metal oversheathed electrical resistance heater |
US4623444A (en) * | 1985-06-27 | 1986-11-18 | Occidental Oil Shale, Inc. | Upgrading shale oil by a combination process |
US4605489A (en) | 1985-06-27 | 1986-08-12 | Occidental Oil Shale, Inc. | Upgrading shale oil by a combination process |
US4662438A (en) | 1985-07-19 | 1987-05-05 | Uentech Corporation | Method and apparatus for enhancing liquid hydrocarbon production from a single borehole in a slowly producing formation by non-uniform heating through optimized electrode arrays surrounding the borehole |
US4728892A (en) | 1985-08-13 | 1988-03-01 | Shell Oil Company | NMR imaging of materials |
US4719423A (en) | 1985-08-13 | 1988-01-12 | Shell Oil Company | NMR imaging of materials for transport properties |
US4778586A (en) | 1985-08-30 | 1988-10-18 | Resource Technology Associates | Viscosity reduction processing at elevated pressure |
US4683947A (en) | 1985-09-05 | 1987-08-04 | Air Products And Chemicals Inc. | Process and apparatus for monitoring and controlling the flammability of gas from an in-situ combustion oil recovery project |
US4640942A (en) * | 1985-09-25 | 1987-02-03 | Halliburton Company | Method of reducing fluid loss in cement compositions containing substantial salt concentrations |
US4662437A (en) | 1985-11-14 | 1987-05-05 | Atlantic Richfield Company | Electrically stimulated well production system with flexible tubing conductor |
CA1253555A (en) | 1985-11-21 | 1989-05-02 | Cornelis F.H. Van Egmond | Heating rate variant elongated electrical resistance heater |
US4662443A (en) | 1985-12-05 | 1987-05-05 | Amoco Corporation | Combination air-blown and oxygen-blown underground coal gasification process |
US4849611A (en) | 1985-12-16 | 1989-07-18 | Raychem Corporation | Self-regulating heater employing reactive components |
US4730162A (en) | 1985-12-31 | 1988-03-08 | Shell Oil Company | Time-domain induced polarization logging method and apparatus with gated amplification level |
US4706751A (en) | 1986-01-31 | 1987-11-17 | S-Cal Research Corp. | Heavy oil recovery process |
US4694907A (en) | 1986-02-21 | 1987-09-22 | Carbotek, Inc. | Thermally-enhanced oil recovery method and apparatus |
US4640353A (en) * | 1986-03-21 | 1987-02-03 | Atlantic Richfield Company | Electrode well and method of completion |
US4734115A (en) * | 1986-03-24 | 1988-03-29 | Air Products And Chemicals, Inc. | Low pressure process for C3+ liquids recovery from process product gas |
US4700142A (en) | 1986-04-04 | 1987-10-13 | Vector Magnetics, Inc. | Method for determining the location of a deep-well casing by magnetic field sensing |
US4651825A (en) | 1986-05-09 | 1987-03-24 | Atlantic Richfield Company | Enhanced well production |
US4702758A (en) | 1986-05-29 | 1987-10-27 | Shell Western E&P Inc. | Turbine cooling waxy oil |
US4814587A (en) | 1986-06-10 | 1989-03-21 | Metcal, Inc. | High power self-regulating heater |
US4682652A (en) | 1986-06-30 | 1987-07-28 | Texaco Inc. | Producing hydrocarbons through successively perforated intervals of a horizontal well between two vertical wells |
US4769602A (en) | 1986-07-02 | 1988-09-06 | Shell Oil Company | Determining multiphase saturations by NMR imaging of multiple nuclides |
US4893504A (en) * | 1986-07-02 | 1990-01-16 | Shell Oil Company | Method for determining capillary pressure and relative permeability by imaging |
US4716960A (en) | 1986-07-14 | 1988-01-05 | Production Technologies International, Inc. | Method and system for introducing electric current into a well |
US4818370A (en) | 1986-07-23 | 1989-04-04 | Cities Service Oil And Gas Corporation | Process for converting heavy crudes, tars, and bitumens to lighter products in the presence of brine at supercritical conditions |
US4849360A (en) | 1986-07-30 | 1989-07-18 | International Technology Corporation | Apparatus and method for confining and decontaminating soil |
US4772634A (en) | 1986-07-31 | 1988-09-20 | Energy Research Corporation | Apparatus and method for methanol production using a fuel cell to regulate the gas composition entering the methanol synthesizer |
US4744245A (en) | 1986-08-12 | 1988-05-17 | Atlantic Richfield Company | Acoustic measurements in rock formations for determining fracture orientation |
US4696345A (en) | 1986-08-21 | 1987-09-29 | Chevron Research Company | Hasdrive with multiple offset producers |
US4728412A (en) | 1986-09-19 | 1988-03-01 | Amoco Corporation | Pour-point depression of crude oils by addition of tar sand bitumen |
US4769606A (en) | 1986-09-30 | 1988-09-06 | Shell Oil Company | Induced polarization method and apparatus for distinguishing dispersed and laminated clay in earth formations |
US4791373A (en) | 1986-10-08 | 1988-12-13 | Kuckes Arthur F | Subterranean target location by measurement of time-varying magnetic field vector in borehole |
US4737267A (en) | 1986-11-12 | 1988-04-12 | Duo-Ex Coproration | Oil shale processing apparatus and method |
US5340467A (en) | 1986-11-24 | 1994-08-23 | Canadian Occidental Petroleum Ltd. | Process for recovery of hydrocarbons and rejection of sand |
US4983319A (en) * | 1986-11-24 | 1991-01-08 | Canadian Occidental Petroleum Ltd. | Preparation of low-viscosity improved stable crude oil transport emulsions |
US5316664A (en) | 1986-11-24 | 1994-05-31 | Canadian Occidental Petroleum, Ltd. | Process for recovery of hydrocarbons and rejection of sand |
CA1288043C (en) | 1986-12-15 | 1991-08-27 | Peter Van Meurs | Conductively heating a subterranean oil shale to create permeabilityand subsequently produce oil |
US4831600A (en) | 1986-12-31 | 1989-05-16 | Schlumberger Technology Corporation | Borehole logging method for fracture detection and evaluation |
US4766958A (en) | 1987-01-12 | 1988-08-30 | Mobil Oil Corporation | Method of recovering viscous oil from reservoirs with multiple horizontal zones |
US4793656A (en) | 1987-02-12 | 1988-12-27 | Shell Mining Company | In-situ coal drying |
US4806164A (en) * | 1987-03-27 | 1989-02-21 | Halliburton Company | Method of reducing fluid loss in cement compositions |
US4756367A (en) | 1987-04-28 | 1988-07-12 | Amoco Corporation | Method for producing natural gas from a coal seam |
US4817711A (en) | 1987-05-27 | 1989-04-04 | Jeambey Calhoun G | System for recovery of petroleum from petroleum impregnated media |
US4818371A (en) | 1987-06-05 | 1989-04-04 | Resource Technology Associates | Viscosity reduction by direct oxidative heating |
US4787452A (en) | 1987-06-08 | 1988-11-29 | Mobil Oil Corporation | Disposal of produced formation fines during oil recovery |
US4827761A (en) | 1987-06-25 | 1989-05-09 | Shell Oil Company | Sample holder |
US4856341A (en) | 1987-06-25 | 1989-08-15 | Shell Oil Company | Apparatus for analysis of failure of material |
US4884455A (en) | 1987-06-25 | 1989-12-05 | Shell Oil Company | Method for analysis of failure of material employing imaging |
US4776638A (en) | 1987-07-13 | 1988-10-11 | University Of Kentucky Research Foundation | Method and apparatus for conversion of coal in situ |
US4848924A (en) | 1987-08-19 | 1989-07-18 | The Babcock & Wilcox Company | Acoustic pyrometer |
CA1254505A (en) * | 1987-10-02 | 1989-05-23 | Ion I. Adamache | Exploitation method for reservoirs containing hydrogen sulphide |
US4828031A (en) | 1987-10-13 | 1989-05-09 | Chevron Research Company | In situ chemical stimulation of diatomite formations |
US4762425A (en) | 1987-10-15 | 1988-08-09 | Parthasarathy Shakkottai | System for temperature profile measurement in large furnances and kilns and method therefor |
US4815791A (en) | 1987-10-22 | 1989-03-28 | The United States Of America As Represented By The Secretary Of The Interior | Bedded mineral extraction process |
US5306640A (en) | 1987-10-28 | 1994-04-26 | Shell Oil Company | Method for determining preselected properties of a crude oil |
US4987368A (en) | 1987-11-05 | 1991-01-22 | Shell Oil Company | Nuclear magnetism logging tool using high-temperature superconducting squid detectors |
US4808925A (en) | 1987-11-19 | 1989-02-28 | Halliburton Company | Three magnet casing collar locator |
US4852648A (en) | 1987-12-04 | 1989-08-01 | Ava International Corporation | Well installation in which electrical current is supplied for a source at the wellhead to an electrically responsive device located a substantial distance below the wellhead |
US4845434A (en) | 1988-01-22 | 1989-07-04 | Vector Magnetics | Magnetometer circuitry for use in bore hole detection of AC magnetic fields |
US4823890A (en) | 1988-02-23 | 1989-04-25 | Longyear Company | Reverse circulation bit apparatus |
US4883582A (en) | 1988-03-07 | 1989-11-28 | Mccants Malcolm T | Vis-breaking heavy crude oils for pumpability |
US4866983A (en) | 1988-04-14 | 1989-09-19 | Shell Oil Company | Analytical methods and apparatus for measuring the oil content of sponge core |
US4815790A (en) * | 1988-05-13 | 1989-03-28 | Natec, Ltd. | Nahcolite solution mining process |
US4885080A (en) | 1988-05-25 | 1989-12-05 | Phillips Petroleum Company | Process for demetallizing and desulfurizing heavy crude oil |
US4928765A (en) | 1988-09-27 | 1990-05-29 | Ramex Syn-Fuels International | Method and apparatus for shale gas recovery |
US4856587A (en) | 1988-10-27 | 1989-08-15 | Nielson Jay P | Recovery of oil from oil-bearing formation by continually flowing pressurized heated gas through channel alongside matrix |
US5064006A (en) | 1988-10-28 | 1991-11-12 | Magrange, Inc | Downhole combination tool |
US4848460A (en) | 1988-11-04 | 1989-07-18 | Western Research Institute | Contained recovery of oily waste |
US5065501A (en) | 1988-11-29 | 1991-11-19 | Amp Incorporated | Generating electromagnetic fields in a self regulating temperature heater by positioning of a current return bus |
US4974425A (en) | 1988-12-08 | 1990-12-04 | Concept Rkk, Limited | Closed cryogenic barrier for containment of hazardous material migration in the earth |
US4860544A (en) | 1988-12-08 | 1989-08-29 | Concept R.K.K. Limited | Closed cryogenic barrier for containment of hazardous material migration in the earth |
US4933640A (en) | 1988-12-30 | 1990-06-12 | Vector Magnetics | Apparatus for locating an elongated conductive body by electromagnetic measurement while drilling |
US5103920A (en) | 1989-03-01 | 1992-04-14 | Patton Consulting Inc. | Surveying system and method for locating target subterranean bodies |
CA2015318C (en) | 1990-04-24 | 1994-02-08 | Jack E. Bridges | Power sources for downhole electrical heating |
US4895206A (en) * | 1989-03-16 | 1990-01-23 | Price Ernest H | Pulsed in situ exothermic shock wave and retorting process for hydrocarbon recovery and detoxification of selected wastes |
US4913065A (en) | 1989-03-27 | 1990-04-03 | Indugas, Inc. | In situ thermal waste disposal system |
JPH0790017B2 (en) * | 1989-04-20 | 1995-10-04 | 株式会社東芝 | Endoscope device |
US5059303A (en) | 1989-06-16 | 1991-10-22 | Amoco Corporation | Oil stabilization |
US5041210A (en) | 1989-06-30 | 1991-08-20 | Marathon Oil Company | Oil shale retorting with steam and produced gas |
DE3922612C2 (en) * | 1989-07-10 | 1998-07-02 | Krupp Koppers Gmbh | Process for the production of methanol synthesis gas |
US4982786A (en) * | 1989-07-14 | 1991-01-08 | Mobil Oil Corporation | Use of CO2 /steam to enhance floods in horizontal wellbores |
US5050386A (en) | 1989-08-16 | 1991-09-24 | Rkk, Limited | Method and apparatus for containment of hazardous material migration in the earth |
US5097903A (en) | 1989-09-22 | 1992-03-24 | Jack C. Sloan | Method for recovering intractable petroleum from subterranean formations |
US5305239A (en) | 1989-10-04 | 1994-04-19 | The Texas A&M University System | Ultrasonic non-destructive evaluation of thin specimens |
US4926941A (en) | 1989-10-10 | 1990-05-22 | Shell Oil Company | Method of producing tar sand deposits containing conductive layers |
US5656239A (en) | 1989-10-27 | 1997-08-12 | Shell Oil Company | Method for recovering contaminants from soil utilizing electrical heating |
US4984594A (en) * | 1989-10-27 | 1991-01-15 | Shell Oil Company | Vacuum method for removing soil contamination utilizing surface electrical heating |
US5229102A (en) | 1989-11-13 | 1993-07-20 | Medalert, Inc. | Catalytic ceramic membrane steam-hydrocarbon reformer |
US5082055A (en) | 1990-01-24 | 1992-01-21 | Indugas, Inc. | Gas fired radiant tube heater |
US5020596A (en) | 1990-01-24 | 1991-06-04 | Indugas, Inc. | Enhanced oil recovery system with a radiant tube heater |
US5011329A (en) | 1990-02-05 | 1991-04-30 | Hrubetz Exploration Company | In situ soil decontamination method and apparatus |
CA2009782A1 (en) | 1990-02-12 | 1991-08-12 | Anoosh I. Kiamanesh | In-situ tuned microwave oil extraction process |
US5027896A (en) | 1990-03-21 | 1991-07-02 | Anderson Leonard M | Method for in-situ recovery of energy raw material by the introduction of a water/oxygen slurry |
GB9007147D0 (en) | 1990-03-30 | 1990-05-30 | Framo Dev Ltd | Thermal mineral extraction system |
US5014788A (en) | 1990-04-20 | 1991-05-14 | Amoco Corporation | Method of increasing the permeability of a coal seam |
CA2015460C (en) | 1990-04-26 | 1993-12-14 | Kenneth Edwin Kisman | Process for confining steam injected into a heavy oil reservoir |
US5126037A (en) | 1990-05-04 | 1992-06-30 | Union Oil Company Of California | Geopreater heating method and apparatus |
US5079499A (en) * | 1990-06-28 | 1992-01-07 | Southwest Electric Company | Transformer providing two multiple phase outputs out of phase with each other, and pumping system using the same |
US5201219A (en) | 1990-06-29 | 1993-04-13 | Amoco Corporation | Method and apparatus for measuring free hydrocarbons and hydrocarbons potential from whole core |
US5054551A (en) | 1990-08-03 | 1991-10-08 | Chevron Research And Technology Company | In-situ heated annulus refining process |
US5109928A (en) | 1990-08-17 | 1992-05-05 | Mccants Malcolm T | Method for production of hydrocarbon diluent from heavy crude oil |
US5046559A (en) | 1990-08-23 | 1991-09-10 | Shell Oil Company | Method and apparatus for producing hydrocarbon bearing deposits in formations having shale layers |
US5060726A (en) | 1990-08-23 | 1991-10-29 | Shell Oil Company | Method and apparatus for producing tar sand deposits containing conductive layers having little or no vertical communication |
BR9004240A (en) * | 1990-08-28 | 1992-03-24 | Petroleo Brasileiro Sa | ELECTRIC PIPE HEATING PROCESS |
US5085276A (en) | 1990-08-29 | 1992-02-04 | Chevron Research And Technology Company | Production of oil from low permeability formations by sequential steam fracturing |
US5074365A (en) | 1990-09-14 | 1991-12-24 | Vector Magnetics, Inc. | Borehole guidance system having target wireline |
US5207273A (en) | 1990-09-17 | 1993-05-04 | Production Technologies International Inc. | Method and apparatus for pumping wells |
US5066852A (en) * | 1990-09-17 | 1991-11-19 | Teledyne Ind. Inc. | Thermoplastic end seal for electric heating elements |
US5182427A (en) * | 1990-09-20 | 1993-01-26 | Metcal, Inc. | Self-regulating heater utilizing ferrite-type body |
JPH04272680A (en) | 1990-09-20 | 1992-09-29 | Thermon Mfg Co | Switch-controlled-zone type heating cable and assembling method thereof |
US5247994A (en) | 1990-10-01 | 1993-09-28 | Nenniger John E | Method of stimulating oil wells |
US5517593A (en) | 1990-10-01 | 1996-05-14 | John Nenniger | Control system for well stimulation apparatus with response time temperature rise used in determining heater control temperature setpoint |
US5400430A (en) | 1990-10-01 | 1995-03-21 | Nenniger; John E. | Method for injection well stimulation |
US5065818A (en) | 1991-01-07 | 1991-11-19 | Shell Oil Company | Subterranean heaters |
US5217076A (en) | 1990-12-04 | 1993-06-08 | Masek John A | Method and apparatus for improved recovery of oil from porous, subsurface deposits (targevcir oricess) |
US5060287A (en) | 1990-12-04 | 1991-10-22 | Shell Oil Company | Heater utilizing copper-nickel alloy core |
US5190405A (en) | 1990-12-14 | 1993-03-02 | Shell Oil Company | Vacuum method for removing soil contaminants utilizing thermal conduction heating |
US5732771A (en) | 1991-02-06 | 1998-03-31 | Moore; Boyd B. | Protective sheath for protecting and separating a plurality of insulated cable conductors for an underground well |
US5289882A (en) | 1991-02-06 | 1994-03-01 | Boyd B. Moore | Sealed electrical conductor method and arrangement for use with a well bore in hazardous areas |
US5261490A (en) | 1991-03-18 | 1993-11-16 | Nkk Corporation | Method for dumping and disposing of carbon dioxide gas and apparatus therefor |
AU1762692A (en) * | 1991-03-29 | 1992-11-02 | Raymond S. Chase | Silica-containing cement and concrete composition |
AU659170B2 (en) | 1991-06-17 | 1995-05-11 | Electric Power Research Institute, Inc. | Power plant utilizing compressed air energy storage and saturation |
DK0519573T3 (en) * | 1991-06-21 | 1995-07-03 | Shell Int Research | Hydrogenation catalyst and process |
IT1248535B (en) | 1991-06-24 | 1995-01-19 | Cise Spa | SYSTEM TO MEASURE THE TRANSFER TIME OF A SOUND WAVE |
US5189283A (en) * | 1991-08-28 | 1993-02-23 | Shell Oil Company | Current to power crossover heater control |
US5168927A (en) | 1991-09-10 | 1992-12-08 | Shell Oil Company | Method utilizing spot tracer injection and production induced transport for measurement of residual oil saturation |
US5218301A (en) | 1991-10-04 | 1993-06-08 | Vector Magnetics | Method and apparatus for determining distance for magnetic and electric field measurements |
US5347070A (en) | 1991-11-13 | 1994-09-13 | Battelle Pacific Northwest Labs | Treating of solid earthen material and a method for measuring moisture content and resistivity of solid earthen material |
US5349859A (en) | 1991-11-15 | 1994-09-27 | Scientific Engineering Instruments, Inc. | Method and apparatus for measuring acoustic wave velocity using impulse response |
EP0547961B1 (en) | 1991-12-16 | 1996-03-27 | Institut Français du Pétrole | Active or passive surveillance system for underground formation by means of fixed stations |
CA2058255C (en) | 1991-12-20 | 1997-02-11 | Roland P. Leaute | Recovery and upgrading of hydrocarbons utilizing in situ combustion and horizontal wells |
ES2090854T3 (en) * | 1992-02-04 | 1996-10-16 | Air Prod & Chem | PROCEDURE TO PRODUCE METHANOL IN LIQUID PHASE WITH RICH IN CO. |
US5420402A (en) | 1992-02-05 | 1995-05-30 | Iit Research Institute | Methods and apparatus to confine earth currents for recovery of subsurface volatiles and semi-volatiles |
US5211230A (en) | 1992-02-21 | 1993-05-18 | Mobil Oil Corporation | Method for enhanced oil recovery through a horizontal production well in a subsurface formation by in-situ combustion |
GB9207174D0 (en) | 1992-04-01 | 1992-05-13 | Raychem Sa Nv | Method of forming an electrical connection |
US5305212A (en) | 1992-04-16 | 1994-04-19 | Vector Magnetics, Inc. | Alternating and static magnetic field gradient measurements for distance and direction determination |
US5258755A (en) | 1992-04-27 | 1993-11-02 | Vector Magnetics, Inc. | Two-source magnetic field guidance system |
US5332036A (en) | 1992-05-15 | 1994-07-26 | The Boc Group, Inc. | Method of recovery of natural gases from underground coal formations |
US5366012A (en) | 1992-06-09 | 1994-11-22 | Shell Oil Company | Method of completing an uncased section of a borehole |
US5297626A (en) | 1992-06-12 | 1994-03-29 | Shell Oil Company | Oil recovery process |
US5255742A (en) | 1992-06-12 | 1993-10-26 | Shell Oil Company | Heat injection process |
US5226961A (en) | 1992-06-12 | 1993-07-13 | Shell Oil Company | High temperature wellbore cement slurry |
US5392854A (en) * | 1992-06-12 | 1995-02-28 | Shell Oil Company | Oil recovery process |
US5236039A (en) | 1992-06-17 | 1993-08-17 | General Electric Company | Balanced-line RF electrode system for use in RF ground heating to recover oil from oil shale |
US5295763A (en) | 1992-06-30 | 1994-03-22 | Chambers Development Co., Inc. | Method for controlling gas migration from a landfill |
US5305829A (en) | 1992-09-25 | 1994-04-26 | Chevron Research And Technology Company | Oil production from diatomite formations by fracture steamdrive |
US5229583A (en) | 1992-09-28 | 1993-07-20 | Shell Oil Company | Surface heating blanket for soil remediation |
US5343152A (en) | 1992-11-02 | 1994-08-30 | Vector Magnetics | Electromagnetic homing system using MWD and current having a funamental wave component and an even harmonic wave component being injected at a target well |
US5485089A (en) | 1992-11-06 | 1996-01-16 | Vector Magnetics, Inc. | Method and apparatus for measuring distance and direction by movable magnetic field source |
US5339904A (en) | 1992-12-10 | 1994-08-23 | Mobil Oil Corporation | Oil recovery optimization using a well having both horizontal and vertical sections |
CA2096034C (en) | 1993-05-07 | 1996-07-02 | Kenneth Edwin Kisman | Horizontal well gravity drainage combustion process for oil recovery |
US5360067A (en) | 1993-05-17 | 1994-11-01 | Meo Iii Dominic | Vapor-extraction system for removing hydrocarbons from soil |
US5325918A (en) | 1993-08-02 | 1994-07-05 | The United States Of America As Represented By The United States Department Of Energy | Optimal joule heating of the subsurface |
US5377756A (en) | 1993-10-28 | 1995-01-03 | Mobil Oil Corporation | Method for producing low permeability reservoirs using a single well |
US5566755A (en) | 1993-11-03 | 1996-10-22 | Amoco Corporation | Method for recovering methane from a solid carbonaceous subterranean formation |
US5388645A (en) * | 1993-11-03 | 1995-02-14 | Amoco Corporation | Method for producing methane-containing gaseous mixtures |
US5388640A (en) | 1993-11-03 | 1995-02-14 | Amoco Corporation | Method for producing methane-containing gaseous mixtures |
US5388643A (en) * | 1993-11-03 | 1995-02-14 | Amoco Corporation | Coalbed methane recovery using pressure swing adsorption separation |
US5388641A (en) | 1993-11-03 | 1995-02-14 | Amoco Corporation | Method for reducing the inert gas fraction in methane-containing gaseous mixtures obtained from underground formations |
US5388642A (en) | 1993-11-03 | 1995-02-14 | Amoco Corporation | Coalbed methane recovery using membrane separation of oxygen from air |
US5512830A (en) | 1993-11-09 | 1996-04-30 | Vector Magnetics, Inc. | Measurement of vector components of static field perturbations for borehole location |
US5589775A (en) | 1993-11-22 | 1996-12-31 | Vector Magnetics, Inc. | Rotating magnet for distance and direction measurements from a first borehole to a second borehole |
NO178386C (en) * | 1993-11-23 | 1996-03-13 | Statoil As | Transducer arrangement |
US5411086A (en) | 1993-12-09 | 1995-05-02 | Mobil Oil Corporation | Oil recovery by enhanced imbitition in low permeability reservoirs |
US5435666A (en) | 1993-12-14 | 1995-07-25 | Environmental Resources Management, Inc. | Methods for isolating a water table and for soil remediation |
US5433271A (en) | 1993-12-20 | 1995-07-18 | Shell Oil Company | Heat injection process |
US5404952A (en) | 1993-12-20 | 1995-04-11 | Shell Oil Company | Heat injection process and apparatus |
US5411089A (en) * | 1993-12-20 | 1995-05-02 | Shell Oil Company | Heat injection process |
US5541517A (en) | 1994-01-13 | 1996-07-30 | Shell Oil Company | Method for drilling a borehole from one cased borehole to another cased borehole |
US5411104A (en) | 1994-02-16 | 1995-05-02 | Conoco Inc. | Coalbed methane drilling |
CA2144597C (en) | 1994-03-18 | 1999-08-10 | Paul J. Latimer | Improved emat probe and technique for weld inspection |
US5415231A (en) | 1994-03-21 | 1995-05-16 | Mobil Oil Corporation | Method for producing low permeability reservoirs using steam |
US5439054A (en) | 1994-04-01 | 1995-08-08 | Amoco Corporation | Method for treating a mixture of gaseous fluids within a solid carbonaceous subterranean formation |
US5431224A (en) | 1994-04-19 | 1995-07-11 | Mobil Oil Corporation | Method of thermal stimulation for recovery of hydrocarbons |
US5409071A (en) | 1994-05-23 | 1995-04-25 | Shell Oil Company | Method to cement a wellbore |
WO1996002831A1 (en) | 1994-07-18 | 1996-02-01 | The Babcock & Wilcox Company | Sensor transport system for flash butt welder |
US5402847A (en) | 1994-07-22 | 1995-04-04 | Conoco Inc. | Coal bed methane recovery |
US5632336A (en) | 1994-07-28 | 1997-05-27 | Texaco Inc. | Method for improving injectivity of fluids in oil reservoirs |
US5747750A (en) | 1994-08-31 | 1998-05-05 | Exxon Production Research Company | Single well system for mapping sources of acoustic energy |
US5525322A (en) | 1994-10-12 | 1996-06-11 | The Regents Of The University Of California | Method for simultaneous recovery of hydrogen from water and from hydrocarbons |
US5553189A (en) | 1994-10-18 | 1996-09-03 | Shell Oil Company | Radiant plate heater for treatment of contaminated surfaces |
US5497087A (en) | 1994-10-20 | 1996-03-05 | Shell Oil Company | NMR logging of natural gas reservoirs |
US5624188A (en) | 1994-10-20 | 1997-04-29 | West; David A. | Acoustic thermometer |
US5498960A (en) | 1994-10-20 | 1996-03-12 | Shell Oil Company | NMR logging of natural gas in reservoirs |
US5513710A (en) | 1994-11-07 | 1996-05-07 | Vector Magnetics, Inc. | Solenoid guide system for horizontal boreholes |
US5515931A (en) | 1994-11-15 | 1996-05-14 | Vector Magnetics, Inc. | Single-wire guidance system for drilling boreholes |
US5554453A (en) | 1995-01-04 | 1996-09-10 | Energy Research Corporation | Carbonate fuel cell system with thermally integrated gasification |
CA2209947C (en) | 1995-01-12 | 1999-06-01 | Baker Hughes Incorporated | A measurement-while-drilling acoustic system employing multiple, segmented transmitters and receivers |
US6088294A (en) | 1995-01-12 | 2000-07-11 | Baker Hughes Incorporated | Drilling system with an acoustic measurement-while-driving system for determining parameters of interest and controlling the drilling direction |
US6065538A (en) | 1995-02-09 | 2000-05-23 | Baker Hughes Corporation | Method of obtaining improved geophysical information about earth formations |
DE19505517A1 (en) | 1995-02-10 | 1996-08-14 | Siegfried Schwert | Procedure for extracting a pipe laid in the ground |
CA2152521C (en) * | 1995-03-01 | 2000-06-20 | Jack E. Bridges | Low flux leakage cables and cable terminations for a.c. electrical heating of oil deposits |
US5621844A (en) | 1995-03-01 | 1997-04-15 | Uentech Corporation | Electrical heating of mineral well deposits using downhole impedance transformation networks |
US5935421A (en) | 1995-05-02 | 1999-08-10 | Exxon Research And Engineering Company | Continuous in-situ combination process for upgrading heavy oil |
US5911898A (en) | 1995-05-25 | 1999-06-15 | Electric Power Research Institute | Method and apparatus for providing multiple autoregulated temperatures |
US5571403A (en) | 1995-06-06 | 1996-11-05 | Texaco Inc. | Process for extracting hydrocarbons from diatomite |
US6170264B1 (en) | 1997-09-22 | 2001-01-09 | Clean Energy Systems, Inc. | Hydrocarbon combustion power generation system with CO2 sequestration |
US6015015A (en) * | 1995-06-20 | 2000-01-18 | Bj Services Company U.S.A. | Insulated and/or concentric coiled tubing |
US5626191A (en) * | 1995-06-23 | 1997-05-06 | Petroleum Recovery Institute | Oilfield in-situ combustion process |
US5494513A (en) * | 1995-07-07 | 1996-02-27 | National Research Council Of Canada | Zeolite-based lightweight concrete products |
US5899958A (en) | 1995-09-11 | 1999-05-04 | Halliburton Energy Services, Inc. | Logging while drilling borehole imaging and dipmeter device |
US5759022A (en) | 1995-10-16 | 1998-06-02 | Gas Research Institute | Method and system for reducing NOx and fuel emissions in a furnace |
US5767584A (en) | 1995-11-14 | 1998-06-16 | Grow International Corp. | Method for generating electrical power from fuel cell powered cars parked in a conventional parking lot |
KR100445853B1 (en) | 1995-12-27 | 2004-10-15 | 쉘 인터내셔날 리써취 마트샤피지 비.브이. | Flameless combustor |
US5725059A (en) | 1995-12-29 | 1998-03-10 | Vector Magnetics, Inc. | Method and apparatus for producing parallel boreholes |
US5751895A (en) | 1996-02-13 | 1998-05-12 | Eor International, Inc. | Selective excitation of heating electrodes for oil wells |
US5676212A (en) | 1996-04-17 | 1997-10-14 | Vector Magnetics, Inc. | Downhole electrode for well guidance system |
US5826655A (en) | 1996-04-25 | 1998-10-27 | Texaco Inc | Method for enhanced recovery of viscous oil deposits |
US5652389A (en) | 1996-05-22 | 1997-07-29 | The United States Of America As Represented By The Secretary Of Commerce | Non-contact method and apparatus for inspection of inertia welds |
CA2177726C (en) | 1996-05-29 | 2000-06-27 | Theodore Wildi | Low-voltage and low flux density heating system |
US5769569A (en) | 1996-06-18 | 1998-06-23 | Southern California Gas Company | In-situ thermal desorption of heavy hydrocarbons in vadose zone |
US5828797A (en) | 1996-06-19 | 1998-10-27 | Meggitt Avionics, Inc. | Fiber optic linked flame sensor |
EA001466B1 (en) | 1996-06-21 | 2001-04-23 | Синтролеум Корпорейшн | Synthesis gas production system and method |
MY118075A (en) * | 1996-07-09 | 2004-08-30 | Syntroleum Corp | Process for converting gas to liquids |
US5782301A (en) | 1996-10-09 | 1998-07-21 | Baker Hughes Incorporated | Oil well heater cable |
US6056057A (en) | 1996-10-15 | 2000-05-02 | Shell Oil Company | Heater well method and apparatus |
US6079499A (en) | 1996-10-15 | 2000-06-27 | Shell Oil Company | Heater well method and apparatus |
US5861137A (en) | 1996-10-30 | 1999-01-19 | Edlund; David J. | Steam reformer with internal hydrogen purification |
US5955039A (en) | 1996-12-19 | 1999-09-21 | Siemens Westinghouse Power Corporation | Coal gasification and hydrogen production system and method |
US5862858A (en) * | 1996-12-26 | 1999-01-26 | Shell Oil Company | Flameless combustor |
US6427124B1 (en) | 1997-01-24 | 2002-07-30 | Baker Hughes Incorporated | Semblance processing for an acoustic measurement-while-drilling system for imaging of formation boundaries |
US6039121A (en) | 1997-02-20 | 2000-03-21 | Rangewest Technologies Ltd. | Enhanced lift method and apparatus for the production of hydrocarbons |
GB9704181D0 (en) | 1997-02-28 | 1997-04-16 | Thompson James | Apparatus and method for installation of ducts |
US5999489A (en) | 1997-03-21 | 1999-12-07 | Tomoseis Inc. | High vertical resolution crosswell seismic imaging |
US5923170A (en) | 1997-04-04 | 1999-07-13 | Vector Magnetics, Inc. | Method for near field electromagnetic proximity determination for guidance of a borehole drill |
US5926437A (en) | 1997-04-08 | 1999-07-20 | Halliburton Energy Services, Inc. | Method and apparatus for seismic exploration |
EP1355167A3 (en) | 1997-05-02 | 2004-05-19 | Baker Hughes Incorporated | An injection well with a fibre optic cable to measure fluorescence of bacteria present |
AU8103998A (en) | 1997-05-07 | 1998-11-27 | Shell Internationale Research Maatschappij B.V. | Remediation method |
US6023554A (en) | 1997-05-20 | 2000-02-08 | Shell Oil Company | Electrical heater |
ID22887A (en) | 1997-06-05 | 1999-12-16 | Shell Int Research | REPAIR METHOD |
US6102122A (en) | 1997-06-11 | 2000-08-15 | Shell Oil Company | Control of heat injection based on temperature and in-situ stress measurement |
US6112808A (en) | 1997-09-19 | 2000-09-05 | Isted; Robert Edward | Method and apparatus for subterranean thermal conditioning |
US5984010A (en) | 1997-06-23 | 1999-11-16 | Elias; Ramon | Hydrocarbon recovery systems and methods |
CA2208767A1 (en) | 1997-06-26 | 1998-12-26 | Reginald D. Humphreys | Tar sands extraction process |
US5891829A (en) | 1997-08-12 | 1999-04-06 | Intevep, S.A. | Process for the downhole upgrading of extra heavy crude oil |
US5868202A (en) | 1997-09-22 | 1999-02-09 | Tarim Associates For Scientific Mineral And Oil Exploration Ag | Hydrologic cells for recovery of hydrocarbons or thermal energy from coal, oil-shale, tar-sands and oil-bearing formations |
US6187465B1 (en) | 1997-11-07 | 2001-02-13 | Terry R. Galloway | Process and system for converting carbonaceous feedstocks into energy without greenhouse gas emissions |
US6354373B1 (en) | 1997-11-26 | 2002-03-12 | Schlumberger Technology Corporation | Expandable tubing for a well bore hole and method of expanding |
FR2772137B1 (en) | 1997-12-08 | 1999-12-31 | Inst Francais Du Petrole | SEISMIC MONITORING METHOD OF AN UNDERGROUND ZONE DURING OPERATION ALLOWING BETTER IDENTIFICATION OF SIGNIFICANT EVENTS |
US6152987A (en) | 1997-12-15 | 2000-11-28 | Worcester Polytechnic Institute | Hydrogen gas-extraction module and method of fabrication |
US6094048A (en) | 1997-12-18 | 2000-07-25 | Shell Oil Company | NMR logging of natural gas reservoirs |
NO305720B1 (en) * | 1997-12-22 | 1999-07-12 | Eureka Oil Asa | Procedure for increasing oil production from an oil reservoir |
US6026914A (en) | 1998-01-28 | 2000-02-22 | Alberta Oil Sands Technology And Research Authority | Wellbore profiling system |
US6540018B1 (en) | 1998-03-06 | 2003-04-01 | Shell Oil Company | Method and apparatus for heating a wellbore |
US6035701A (en) | 1998-04-15 | 2000-03-14 | Lowry; William E. | Method and system to locate leaks in subsurface containment structures using tracer gases |
AU3893399A (en) | 1998-05-12 | 1999-11-29 | Lockheed Martin Corporation | System and process for optimizing gravity gradiometer measurements |
US6244338B1 (en) | 1998-06-23 | 2001-06-12 | The University Of Wyoming Research Corp., | System for improving coalbed gas production |
US6016868A (en) | 1998-06-24 | 2000-01-25 | World Energy Systems, Incorporated | Production of synthetic crude oil from heavy hydrocarbons recovered by in situ hydrovisbreaking |
US6016867A (en) | 1998-06-24 | 2000-01-25 | World Energy Systems, Incorporated | Upgrading and recovery of heavy crude oils and natural bitumens by in situ hydrovisbreaking |
US6130398A (en) | 1998-07-09 | 2000-10-10 | Illinois Tool Works Inc. | Plasma cutter for auxiliary power output of a power source |
US6388947B1 (en) | 1998-09-14 | 2002-05-14 | Tomoseis, Inc. | Multi-crosswell profile 3D imaging and method |
NO984235L (en) | 1998-09-14 | 2000-03-15 | Cit Alcatel | Heating system for metal pipes for crude oil transport |
US6192748B1 (en) | 1998-10-30 | 2001-02-27 | Computalog Limited | Dynamic orienting reference system for directional drilling |
US5968349A (en) | 1998-11-16 | 1999-10-19 | Bhp Minerals International Inc. | Extraction of bitumen from bitumen froth and biotreatment of bitumen froth tailings generated from tar sands |
US20040035582A1 (en) | 2002-08-22 | 2004-02-26 | Zupanick Joseph A. | System and method for subterranean access |
US6988566B2 (en) * | 2002-02-19 | 2006-01-24 | Cdx Gas, Llc | Acoustic position measurement system for well bore formation |
US6170575B1 (en) * | 1999-01-12 | 2001-01-09 | Halliburton Energy Services, Inc. | Cementing methods using dry cementitious materials having improved flow properties |
US6078868A (en) | 1999-01-21 | 2000-06-20 | Baker Hughes Incorporated | Reference signal encoding for seismic while drilling measurement |
US6109358A (en) | 1999-02-05 | 2000-08-29 | Conor Pacific Environmental Technologies Inc. | Venting apparatus and method for remediation of a porous medium |
US6429784B1 (en) | 1999-02-19 | 2002-08-06 | Dresser Industries, Inc. | Casing mounted sensors, actuators and generators |
US6155117A (en) | 1999-03-18 | 2000-12-05 | Mcdermott Technology, Inc. | Edge detection and seam tracking with EMATs |
US6234259B1 (en) | 1999-05-06 | 2001-05-22 | Vector Magnetics Inc. | Multiple cam directional controller for steerable rotary drill |
US6110358A (en) | 1999-05-21 | 2000-08-29 | Exxon Research And Engineering Company | Process for manufacturing improved process oils using extraction of hydrotreated distillates |
JP2000340350A (en) | 1999-05-28 | 2000-12-08 | Kyocera Corp | Silicon nitride ceramic heater and its manufacture |
US6269310B1 (en) | 1999-08-25 | 2001-07-31 | Tomoseis Corporation | System for eliminating headwaves in a tomographic process |
US6182758B1 (en) * | 1999-08-30 | 2001-02-06 | Halliburton Energy Services, Inc. | Dispersant and fluid loss control additives for well cements, well cement compositions and methods |
US6193010B1 (en) | 1999-10-06 | 2001-02-27 | Tomoseis Corporation | System for generating a seismic signal in a borehole |
US6196350B1 (en) | 1999-10-06 | 2001-03-06 | Tomoseis Corporation | Apparatus and method for attenuating tube waves in a borehole |
US6288372B1 (en) | 1999-11-03 | 2001-09-11 | Tyco Electronics Corporation | Electric cable having braidless polymeric ground plane providing fault detection |
US6353706B1 (en) * | 1999-11-18 | 2002-03-05 | Uentech International Corporation | Optimum oil-well casing heating |
US6422318B1 (en) | 1999-12-17 | 2002-07-23 | Scioto County Regional Water District #1 | Horizontal well system |
US6679332B2 (en) | 2000-01-24 | 2004-01-20 | Shell Oil Company | Petroleum well having downhole sensors, communication and power |
WO2001065055A1 (en) | 2000-03-02 | 2001-09-07 | Shell Internationale Research Maatschappij B.V. | Controlled downhole chemical injection |
US6633236B2 (en) | 2000-01-24 | 2003-10-14 | Shell Oil Company | Permanent downhole, wireless, two-way telemetry backbone using redundant repeaters |
WO2001056922A1 (en) * | 2000-02-01 | 2001-08-09 | Texaco Development Corporation | Integration of shift reactors and hydrotreaters |
EG22420A (en) | 2000-03-02 | 2003-01-29 | Shell Int Research | Use of downhole high pressure gas in a gas - lift well |
US7170424B2 (en) | 2000-03-02 | 2007-01-30 | Shell Oil Company | Oil well casting electrical power pick-off points |
US6357526B1 (en) | 2000-03-16 | 2002-03-19 | Kellogg Brown & Root, Inc. | Field upgrading of heavy oil and bitumen |
US6632047B2 (en) | 2000-04-14 | 2003-10-14 | Board Of Regents, The University Of Texas System | Heater element for use in an in situ thermal desorption soil remediation system |
US6485232B1 (en) | 2000-04-14 | 2002-11-26 | Board Of Regents, The University Of Texas System | Low cost, self regulating heater for use in an in situ thermal desorption soil remediation system |
US6918444B2 (en) | 2000-04-19 | 2005-07-19 | Exxonmobil Upstream Research Company | Method for production of hydrocarbons from organic-rich rock |
GB0009662D0 (en) | 2000-04-20 | 2000-06-07 | Scotoil Group Plc | Gas and oil production |
US6715546B2 (en) * | 2000-04-24 | 2004-04-06 | Shell Oil Company | In situ production of synthesis gas from a hydrocarbon containing formation through a heat source wellbore |
US6698515B2 (en) | 2000-04-24 | 2004-03-02 | Shell Oil Company | In situ thermal processing of a coal formation using a relatively slow heating rate |
US6588504B2 (en) | 2000-04-24 | 2003-07-08 | Shell Oil Company | In situ thermal processing of a coal formation to produce nitrogen and/or sulfur containing formation fluids |
US20030066642A1 (en) | 2000-04-24 | 2003-04-10 | Wellington Scott Lee | In situ thermal processing of a coal formation producing a mixture with oxygenated hydrocarbons |
US20030075318A1 (en) | 2000-04-24 | 2003-04-24 | Keedy Charles Robert | In situ thermal processing of a coal formation using substantially parallel formed wellbores |
US6715548B2 (en) | 2000-04-24 | 2004-04-06 | Shell Oil Company | In situ thermal processing of a hydrocarbon containing formation to produce nitrogen containing formation fluids |
US20030085034A1 (en) | 2000-04-24 | 2003-05-08 | Wellington Scott Lee | In situ thermal processing of a coal formation to produce pyrolsis products |
DE60116077T2 (en) * | 2000-04-24 | 2006-07-13 | Shell Internationale Research Maatschappij B.V. | ELECTRIC BORING HEATING DEVICE AND METHOD |
US7011154B2 (en) | 2000-04-24 | 2006-03-14 | Shell Oil Company | In situ recovery from a kerogen and liquid hydrocarbon containing formation |
US7096953B2 (en) | 2000-04-24 | 2006-08-29 | Shell Oil Company | In situ thermal processing of a coal formation using a movable heating element |
US20020038069A1 (en) | 2000-04-24 | 2002-03-28 | Wellington Scott Lee | In situ thermal processing of a coal formation to produce a mixture of olefins, oxygenated hydrocarbons, and aromatic hydrocarbons |
US6584406B1 (en) | 2000-06-15 | 2003-06-24 | Geo-X Systems, Ltd. | Downhole process control method utilizing seismic communication |
GB2383633A (en) | 2000-06-29 | 2003-07-02 | Paulo S Tubel | Method and system for monitoring smart structures utilizing distributed optical sensors |
US6585046B2 (en) * | 2000-08-28 | 2003-07-01 | Baker Hughes Incorporated | Live well heater cable |
US6412559B1 (en) | 2000-11-24 | 2002-07-02 | Alberta Research Council Inc. | Process for recovering methane and/or sequestering fluids |
US20020112987A1 (en) | 2000-12-15 | 2002-08-22 | Zhiguo Hou | Slurry hydroprocessing for heavy oil upgrading using supported slurry catalysts |
US20020112890A1 (en) | 2001-01-22 | 2002-08-22 | Wentworth Steven W. | Conduit pulling apparatus and method for use in horizontal drilling |
US20020153141A1 (en) | 2001-04-19 | 2002-10-24 | Hartman Michael G. | Method for pumping fluids |
US6466020B2 (en) | 2001-03-19 | 2002-10-15 | Vector Magnetics, Llc | Electromagnetic borehole surveying method |
CA2443390C (en) * | 2001-04-16 | 2009-12-15 | Halliburton Energy Services, Inc. | Methods of treating subterranean zones penetrated by well bores |
CA2668391C (en) | 2001-04-24 | 2011-10-11 | Shell Canada Limited | In situ recovery from a tar sands formation |
US7055600B2 (en) | 2001-04-24 | 2006-06-06 | Shell Oil Company | In situ thermal recovery from a relatively permeable formation with controlled production rate |
US6994169B2 (en) | 2001-04-24 | 2006-02-07 | Shell Oil Company | In situ thermal processing of an oil shale formation with a selected property |
US6782947B2 (en) | 2001-04-24 | 2004-08-31 | Shell Oil Company | In situ thermal processing of a relatively impermeable formation to increase permeability of the formation |
CA2349234C (en) * | 2001-05-31 | 2004-12-14 | Imperial Oil Resources Limited | Cyclic solvent process for in-situ bitumen and heavy oil production |
US20030029617A1 (en) * | 2001-08-09 | 2003-02-13 | Anadarko Petroleum Company | Apparatus, method and system for single well solution-mining |
US7104319B2 (en) | 2001-10-24 | 2006-09-12 | Shell Oil Company | In situ thermal processing of a heavy oil diatomite formation |
US7077199B2 (en) | 2001-10-24 | 2006-07-18 | Shell Oil Company | In situ thermal processing of an oil reservoir formation |
US7165615B2 (en) * | 2001-10-24 | 2007-01-23 | Shell Oil Company | In situ recovery from a hydrocarbon containing formation using conductor-in-conduit heat sources with an electrically conductive material in the overburden |
AU2002363073A1 (en) | 2001-10-24 | 2003-05-06 | Shell Internationale Research Maatschappij B.V. | Method and system for in situ heating a hydrocarbon containing formation by a u-shaped opening |
US7090013B2 (en) | 2001-10-24 | 2006-08-15 | Shell Oil Company | In situ thermal processing of a hydrocarbon containing formation to produce heated fluids |
US6969123B2 (en) | 2001-10-24 | 2005-11-29 | Shell Oil Company | Upgrading and mining of coal |
US6679326B2 (en) | 2002-01-15 | 2004-01-20 | Bohdan Zakiewicz | Pro-ecological mining system |
US6684948B1 (en) | 2002-01-15 | 2004-02-03 | Marshall T. Savage | Apparatus and method for heating subterranean formations using fuel cells |
CA2473323C (en) | 2002-01-17 | 2010-08-03 | Presssol Ltd. | Two string drilling system |
WO2003062590A1 (en) | 2002-01-22 | 2003-07-31 | Presssol Ltd. | Two string drilling system using coil tubing |
US6958195B2 (en) | 2002-02-19 | 2005-10-25 | Utc Fuel Cells, Llc | Steam generator for a PEM fuel cell power plant |
US7313793B2 (en) * | 2002-07-11 | 2007-12-25 | Microsoft Corporation | Method for forking or migrating a virtual machine |
US7204327B2 (en) | 2002-08-21 | 2007-04-17 | Presssol Ltd. | Reverse circulation directional and horizontal drilling using concentric drill string |
CA2503394C (en) | 2002-10-24 | 2011-06-14 | Shell Canada Limited | Temperature limited heaters for heating subsurface formations or wellbores |
AU2004235350B8 (en) | 2003-04-24 | 2013-03-07 | Shell Internationale Research Maatschappij B.V. | Thermal processes for subsurface formations |
US6689208B1 (en) * | 2003-06-04 | 2004-02-10 | Halliburton Energy Services, Inc. | Lightweight cement compositions and methods of cementing in subterranean formations |
JP4794550B2 (en) | 2004-04-23 | 2011-10-19 | シエル・インターナシヨナル・リサーチ・マートスハツペイ・ベー・ヴエー | Temperature limited heater used to heat underground formations |
NZ562249A (en) | 2005-04-22 | 2010-11-26 | Shell Int Research | Double barrier system with fluid head monitored in inter-barrier and outer zones |
US7942197B2 (en) | 2005-04-22 | 2011-05-17 | Shell Oil Company | Methods and systems for producing fluid from an in situ conversion process |
US7559367B2 (en) | 2005-10-24 | 2009-07-14 | Shell Oil Company | Temperature limited heater with a conduit substantially electrically isolated from the formation |
EP2010755A4 (en) | 2006-04-21 | 2016-02-24 | Shell Int Research | Time sequenced heating of multiple layers in a hydrocarbon containing formation |
-
2003
- 2003-10-24 CA CA2503394A patent/CA2503394C/en not_active Expired - Fee Related
- 2003-10-24 WO PCT/US2003/034101 patent/WO2004038175A1/en active Search and Examination
- 2003-10-24 US US10/693,820 patent/US8238730B2/en active Active
- 2003-10-24 US US10/693,840 patent/US8224164B2/en not_active Expired - Fee Related
- 2003-10-24 WO PCT/US2003/033850 patent/WO2004038174A2/en not_active Application Discontinuation
- 2003-10-24 EP EP03777883A patent/EP1556580A1/en not_active Withdrawn
- 2003-10-24 US US10/693,818 patent/US7073578B2/en not_active Expired - Fee Related
- 2003-10-24 US US10/693,700 patent/US8224163B2/en not_active Expired - Fee Related
- 2003-10-24 US US10/693,841 patent/US20040144541A1/en not_active Abandoned
- 2003-10-24 CA CA2502843A patent/CA2502843C/en not_active Expired - Fee Related
- 2003-10-24 US US10/693,816 patent/US8200072B2/en not_active Expired - Fee Related
- 2003-10-24 WO PCT/US2003/033851 patent/WO2004038173A1/en not_active Application Discontinuation
- 2003-10-24 CA CA2502882A patent/CA2502882C/en not_active Expired - Fee Related
- 2003-10-24 AU AU2003285008A patent/AU2003285008B2/en not_active Ceased
- 2003-10-24 US US10/693,819 patent/US7121341B2/en not_active Expired - Fee Related
- 2003-10-24 EA EA200500697A patent/EA009586B1/en not_active IP Right Cessation
- 2003-10-24 US US10/693,744 patent/US7219734B2/en not_active Expired - Fee Related
-
2005
- 2005-04-19 IL IL168125A patent/IL168125A/en not_active IP Right Cessation
-
2012
- 2012-08-06 US US13/567,799 patent/US20130043029A1/en not_active Abandoned
Also Published As
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CA2503394A1 (en) | Temperature limited heaters for heating subsurface formations or wellbores | |
EP1738054B1 (en) | Reducing viscosity of oil for production from a hydrocarbon containing formation | |
CA2755439C (en) | Mineral insulated skin effect heating cable | |
RU2010119956A (en) | INDUCTION HEATERS FOR HEATING UNDERGROUND LAYERS | |
AU2006240033B2 (en) | Subsurface heating using heaters coupled in a three-phase wye configuration | |
US5060287A (en) | Heater utilizing copper-nickel alloy core | |
US4570715A (en) | Formation-tailored method and apparatus for uniformly heating long subterranean intervals at high temperature | |
US8485256B2 (en) | Variable thickness insulated conductors | |
US5065818A (en) | Subterranean heaters | |
CA2325976A1 (en) | Optimum oil-well casing heating | |
US9080409B2 (en) | Integral splice for insulated conductors | |
AU2010303253B2 (en) | Methods for assessing a temperature in a subsurface formation | |
AU2011237479B2 (en) | Insulated conductor heaters with semiconductor layers | |
CA2090629C (en) | Electrical heating systems for low-cost retrofitting of oil wells | |
CA2055548C (en) | Low resistance electrical heater |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
EEER | Examination request | ||
MKLA | Lapsed |
Effective date: 20181024 |