|
| US4137970 | 20. Apr. 1977 | 6. Febr. 1979 | The Dow Chemical Company | Packer with chemically activated sealing member and method of use thereof |
| US4193105 | 17. Mai 1977 | 11. März 1980 | Wavin B.V. | Pipe with an external sealing body |
| US4936386 | 9. Nov. 1989 | 26. Juni 1990 | American Colloid Company | Method for sealing well casings in the earth |
| US5078211 | 19. Dez. 1989 | 7. Jan. 1992 | | Plastic packer |
| US5219028 | 25. Febr. 1992 | 15. Juni 1993 | Conoco Inc. | Well casing and well casing method |
| US6834725 | 12. Dez. 2002 | 28. Dez. 2004 | Weatherford/Lamb, Inc. | Reinforced swelling elastomer seal element on expandable tubular |
| US6840325 | 26. Sept. 2002 | 11. Jan. 2005 | Weatherford/Lamb, Inc. | Expandable connection for use with a swelling elastomer |
| US6848505 | 29. Jan. 2003 | 1. Febr. 2005 | Baker Hughes Incorporated | Alternative method to cementing casing and liners |
| US6896063 | 7. Apr. 2003 | 24. Mai 2005 | Shell Oil Company | Methods of using downhole polymer plug |
| US6907937 | 23. Dez. 2002 | 21. Juni 2005 | Weatherford/Lamb, Inc. | Expandable sealing apparatus |
| US6935432 | 20. Sept. 2002 | 30. Aug. 2005 | Halliburton Energy Services, Inc. | Method and apparatus for forming an annular barrier in a wellbore |
| US6988557 | 22. Mai 2003 | 24. Jan. 2006 | Weatherford/Lamb, Inc. | Self sealing expandable inflatable packers |
| US7013979 | 8. Apr. 2005 | 21. März 2006 | Baker Hughes Incorporated | Self-conforming screen |
| US7066259 | 24. Dez. 2002 | 27. Juni 2006 | Weatherford/Lamb, Inc. | Bore isolation |
| US7070001 | 21. Juni 2005 | 4. Juli 2006 | Weatherford/Lamb, Inc. | Expandable sealing apparatus |
| US7143832 | 29. Juni 2001 | 5. Dez. 2006 | Halliburton Energy Services, Inc. | Well packing |
| US7228915 | 28. Jan. 2002 | 12. Juni 2007 | e2Tech Limited | Device and method to seal boreholes |
| US7290606 | 2. Sept. 2005 | 6. Nov. 2007 | Baker Hughes Incorporated | Inflow control device with passive shut-off feature |
| US7299882 | 19. Jan. 2007 | 27. Nov. 2007 | Halliburton Energy Services, Inc. | Annular isolators for expandable tubulars in wellbores |
| US7320367 | 19. Jan. 2007 | 22. Jan. 2008 | Halliburton Energy Services, Inc. | Annular isolators for expandable tubulars in wellbores |
| US7337841 | 24. März 2004 | 4. März 2008 | Halliburton Energy Services, Inc. | Casing comprising stress-absorbing materials and associated methods of use |
| US7357189 | 12. Febr. 2004 | 15. Apr. 2008 | Weatherford/Lamb, Inc. | Seal |
| US7363986 | 19. Jan. 2007 | 29. Apr. 2008 | Halliburton Energy Services, Inc. | Annular isolators for expandable tubulars in wellbores |
| US7373991 | 27. März 2006 | 20. Mai 2008 | Schlumberger Technology Corporation | Swellable elastomer-based apparatus, oilfield elements comprising same, and methods of using same in oilfield applications |
| US7404437 | 3. Aug. 2007 | 29. Juli 2008 | Halliburton Energy Services, Inc. | Annular isolators for expandable tubulars in wellbores |
| US7407007 | 26. Aug. 2005 | 5. Aug. 2008 | Schlumberger Technology Corporation | System and method for isolating flow in a shunt tube |
| US7407165 | 4. Apr. 2000 | 5. Aug. 2008 | Hutchinson FTS, Inc. | Composite sleeve for sealing a tubular coupling |
| US7409999 | 29. Juli 2005 | 12. Aug. 2008 | Baker Hughes Incorporated | Downhole inflow control device with shut-off feature |
| US7422071 | 5. Jan. 2006 | 9. Sept. 2008 | Hills, Inc. | Swelling packer with overlapping petals |
| US7472757 | 19. Okt. 2006 | 6. Jan. 2009 | Halliburton Energy Services, Inc. | Well packing |
| US7493947 | 21. Dez. 2005 | 24. Febr. 2009 | Schlumberger Technology Corporation | Water shut off method and apparatus |
| US7510011 | 6. Juli 2006 | 31. März 2009 | Schlumberger Technology Corporation | Well servicing methods and systems employing a triggerable filter medium sealing composition |
| US7527099 | 22. Juli 2004 | 5. Mai 2009 | Shell Oil Company | System for sealing a space in a wellbore |
| US7543640 | 1. Sept. 2005 | 9. Juni 2009 | Schlumberger Technology Corporation | System and method for controlling undesirable fluid incursion during hydrocarbon production |
| US7578354 | 11. Juni 2007 | 25. Aug. 2009 | E2Tech Limited | Device and method to seal boreholes |
| US7597150 | 1. Febr. 2008 | 6. Okt. 2009 | Baker Hughes Incorporated | Water sensitive adaptive inflow control using cavitations to actuate a valve |
| US7597152 | 13. Dez. 2007 | 6. Okt. 2009 | Baker Hughes Incorporated | Swelling layer inflatable |
| US7624793 | 8. Sept. 2007 | 1. Dez. 2009 | Halliburton Energy Services, Inc. | Method and apparatus for perforating and isolating perforations in a wellbore |
| US7665537 | 10. März 2005 | 23. Febr. 2010 | Schlumbeger Technology Corporation | System and method to seal using a swellable material |
| US7699115 | 9. März 2005 | 20. Apr. 2010 | Shell Oil Company | Method for applying an annular seal to a tubular element |
| US7703539 | 21. März 2007 | 27. Apr. 2010 | | Expandable downhole tools and methods of using and manufacturing same |
| US7762341 | 13. Mai 2008 | 27. Juli 2010 | Baker Hughes Incorporated | Flow control device utilizing a reactive media |
| US7762344 | 19. Okt. 2007 | 27. Juli 2010 | Halliburton Energy Services, Inc. | Swellable packer construction for continuous or segmented tubing |
| US7775271 | 11. Juli 2008 | 17. Aug. 2010 | Baker Hughes Incorporated | Device and system for well completion and control and method for completing and controlling a well |
| US7775277 | 24. Juni 2008 | 17. Aug. 2010 | Baker Hughes Incorporated | Device and system for well completion and control and method for completing and controlling a well |
| US7784543 | 11. Juli 2008 | 31. Aug. 2010 | Baker Hughes Incorporated | Device and system for well completion and control and method for completing and controlling a well |
| US7789139 | 23. Juni 2008 | 7. Sept. 2010 | Baker Hughes Incorporated | Device and system for well completion and control and method for completing and controlling a well |
| US7789151 | 18. Juni 2008 | 7. Sept. 2010 | Baker Hughes Incorporated | Plug protection system and method |
| US7789152 | 15. Aug. 2008 | 7. Sept. 2010 | Baker Hughes Incorporated | Plug protection system and method |
| US7793714 | 23. Juni 2008 | 14. Sept. 2010 | Baker Hughes Incorporated | Device and system for well completion and control and method for completing and controlling a well |
| US7798223 | 27. Juni 2006 | 21. Sept. 2010 | Weatherford/Lamb, Inc. | Bore isolation |
| US7814974 | 17. Juni 2008 | 19. Okt. 2010 | Baker Hughes Incorporated | Systems, methods and apparatuses for monitoring and recovery of petroleum from earth formations |
| US7819190 | 17. Juni 2008 | 26. Okt. 2010 | Baker Hughes Incorporated | Systems, methods and apparatuses for monitoring and recovery of petroleum from earth formations |
| US7819200 | 17. Febr. 2010 | 26. Okt. 2010 | Shell Oil Company | Method of creating an annular seal around a tubular element |
| US7823645 | 21. Aug. 2007 | 2. Nov. 2010 | Baker Hughes Incorporated | Downhole inflow control device with shut-off feature |
| US7823649 | 2. Apr. 2008 | 2. Nov. 2010 | Halliburton Energy Services, Inc. | System and method for plugging a side pocket mandrel using a swelling plug |
| US7832491 | 25. Nov. 2008 | 16. Nov. 2010 | Halliburton Energy Services, Inc. | Well packing |
| US7849930 | 8. Sept. 2007 | 14. Dez. 2010 | Halliburton Energy Services, Inc. | Swellable packer construction |
| US7866408 | 14. Nov. 2007 | 11. Jan. 2011 | Halliburton Energy Services, Inc. | Well tool including swellable material and integrated fluid for initiating swelling |
| US7891430 | 19. Okt. 2007 | 22. Febr. 2011 | Baker Hughes Incorporated | Water control device using electromagnetics |
| US7913755 | 11. Juli 2008 | 29. März 2011 | Baker Hughes Incorporated | Device and system for well completion and control and method for completing and controlling a well |
| US7913765 | 19. Okt. 2007 | 29. März 2011 | Baker Hughes Incorporated | Water absorbing or dissolving materials used as an in-flow control device and method of use |
| US7918272 | 19. Okt. 2007 | 5. Apr. 2011 | Baker Hughes Incorporated | Permeable medium flow control devices for use in hydrocarbon production |
| US7918275 | 19. Nov. 2008 | 5. Apr. 2011 | Baker Hughes Incorporated | Water sensitive adaptive inflow control using couette flow to actuate a valve |
| US7931081 | 17. Juni 2008 | 26. Apr. 2011 | Baker Hughes Incorporated | Systems, methods and apparatuses for monitoring and recovery of petroleum from earth formations |
| US7942206 | 14. Aug. 2008 | 17. Mai 2011 | Baker Hughes Incorporated | In-flow control device utilizing a water sensitive media |
| US7946351 | 12. Dez. 2005 | 24. Mai 2011 | Halliburton Energy Services, Inc. | Method and device for sealing a void incompletely filled with a cast material |
| US7971640 | 13. März 2006 | 5. Juli 2011 | Halliburton Energy Services, Inc. | Method and device for setting a bottom packer |
| US7992637 | 2. Apr. 2008 | 9. Aug. 2011 | Baker Hughes Incorporated | Reverse flow in-flow control device |
| US8006773 | 10. Nov. 2009 | 30. Aug. 2011 | Halliburton Energy Services, Inc. | Swellable packer construction for continuous or segmented tubing |
| US8042618 | 11. Aug. 2009 | 25. Okt. 2011 | Halliburton Energy Services, Inc. | Methods for swelling swellable elements in a portion of a well using an oil-in-water emulsion |
| US8047298 | 24. März 2009 | 1. Nov. 2011 | Halliburton Energy Services, Inc. | Well tools utilizing swellable materials activated on demand |
| US8051914 | 30. Juli 2010 | 8. Nov. 2011 | Halliburton Energy Services, Inc. | Well packing |
| US8056627 | 2. Juni 2009 | 15. Nov. 2011 | Baker Hughes Incorporated | Permeability flow balancing within integral screen joints and method |
| US8069919 | 11. Nov. 2010 | 6. Dez. 2011 | Baker Hughes Incorporated | Systems, methods and apparatuses for monitoring and recovery of petroleum from earth formations |
| US8069921 | 2. Apr. 2009 | 6. Dez. 2011 | Baker Hughes Incorporated | Adjustable flow control devices for use in hydrocarbon production |
| US8096351 | 19. Okt. 2007 | 17. Jan. 2012 | Baker Hughes Incorporated | Water sensing adaptable in-flow control device and method of use |
| US8100190 | 11. Aug. 2009 | 24. Jan. 2012 | Halliburton Energy Services, Inc. | Methods for swelling swellable elements in a portion of a well using a water-in-oil emulsion |
| US8110099 | 9. Mai 2007 | 7. Febr. 2012 | Contech Stormwater Solutions Inc. | Stormwater filter assembly |
| US8113292 | 15. Dez. 2008 | 14. Febr. 2012 | Baker Hughes Incorporated | Strokable liner hanger and method |
| US8132624 | 2. Juni 2009 | 13. März 2012 | Baker Hughes Incorporated | Permeability flow balancing within integral screen joints and method |
| US8151875 | 15. Nov. 2010 | 10. Apr. 2012 | Baker Hughes Incorporated | Device and system for well completion and control and method for completing and controlling a well |
| US8151881 | 2. Juni 2009 | 10. Apr. 2012 | Baker Hughes Incorporated | Permeability flow balancing within integral screen joints |
| US8157019 | 27. März 2009 | 17. Apr. 2012 | Baker Hughes Incorporated | Downhole swellable sealing system and method |
| US8159226 | 17. Juni 2008 | 17. Apr. 2012 | Baker Hughes Incorporated | Systems, methods and apparatuses for monitoring and recovery of petroleum from earth formations |
| US8171999 | 10. Juni 2008 | 8. Mai 2012 | Baker Huges Incorporated | Downhole flow control device and method |
| US8215394 | 9. Juni 2009 | 10. Juli 2012 | Baker Hughes Incorporated | Control line patch |
| USRE41118 | 30. Okt. 2007 | 16. Febr. 2010 | Halliburton Energy Services, Inc. | Annular isolators for expandable tubulars in wellbores |
