WO1997031695A1 - Coreless non-metallic filter element - Google Patents
Coreless non-metallic filter element Download PDFInfo
- Publication number
- WO1997031695A1 WO1997031695A1 PCT/US1997/002308 US9702308W WO9731695A1 WO 1997031695 A1 WO1997031695 A1 WO 1997031695A1 US 9702308 W US9702308 W US 9702308W WO 9731695 A1 WO9731695 A1 WO 9731695A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- filter media
- pleats
- filter
- support
- filter element
- Prior art date
Links
- 239000000853 adhesive Substances 0.000 claims abstract description 35
- 230000001070 adhesive effect Effects 0.000 claims abstract description 35
- 239000000463 material Substances 0.000 claims abstract description 24
- 239000002184 metal Substances 0.000 claims abstract description 12
- 239000012530 fluid Substances 0.000 claims description 15
- 238000001914 filtration Methods 0.000 claims description 12
- 229920001410 Microfiber Polymers 0.000 claims description 10
- 239000003658 microfiber Substances 0.000 claims description 10
- 229920000728 polyester Polymers 0.000 claims description 7
- 230000035699 permeability Effects 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims description 3
- 238000011045 prefiltration Methods 0.000 abstract description 9
- 239000011324 bead Substances 0.000 abstract description 6
- 229920001169 thermoplastic Polymers 0.000 description 8
- 239000004416 thermosoftening plastic Substances 0.000 description 8
- 238000004519 manufacturing process Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 239000000835 fiber Substances 0.000 description 5
- 239000004677 Nylon Substances 0.000 description 4
- 229920001778 nylon Polymers 0.000 description 4
- 239000004593 Epoxy Substances 0.000 description 3
- 239000012260 resinous material Substances 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- JOYRKODLDBILNP-UHFFFAOYSA-N Ethyl urethane Chemical compound CCOC(N)=O JOYRKODLDBILNP-UHFFFAOYSA-N 0.000 description 2
- 229920005822 acrylic binder Polymers 0.000 description 2
- 238000000151 deposition Methods 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 125000006850 spacer group Chemical group 0.000 description 2
- 239000000057 synthetic resin Substances 0.000 description 2
- 229920003002 synthetic resin Polymers 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000004323 axial length Effects 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000002788 crimping Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000004382 potting Methods 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000012205 single-component adhesive Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000012815 thermoplastic material Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/52—Particle separators, e.g. dust precipitators, using filters embodying folded corrugated or wound sheet material
- B01D46/521—Particle separators, e.g. dust precipitators, using filters embodying folded corrugated or wound sheet material using folded, pleated material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/11—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with bag, cage, hose, tube, sleeve or like filtering elements
- B01D29/111—Making filtering elements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/11—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with bag, cage, hose, tube, sleeve or like filtering elements
- B01D29/13—Supported filter elements
- B01D29/15—Supported filter elements arranged for inward flow filtration
- B01D29/21—Supported filter elements arranged for inward flow filtration with corrugated, folded or wound sheets
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/50—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition
- B01D29/56—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition in series connection
- B01D29/58—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition in series connection arranged concentrically or coaxially
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D39/00—Filtering material for liquid or gaseous fluids
- B01D39/14—Other self-supporting filtering material ; Other filtering material
- B01D39/20—Other self-supporting filtering material ; Other filtering material of inorganic material, e.g. asbestos paper, metallic filtering material of non-woven wires
- B01D39/2003—Glass or glassy material
- B01D39/2017—Glass or glassy material the material being filamentary or fibrous
- B01D39/202—Glass or glassy material the material being filamentary or fibrous sintered or bonded by inorganic agents
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/24—Particle separators, e.g. dust precipitators, using rigid hollow filter bodies
- B01D46/2403—Particle separators, e.g. dust precipitators, using rigid hollow filter bodies characterised by the physical shape or structure of the filtering element
- B01D46/2411—Filter cartridges
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2201/00—Details relating to filtering apparatus
- B01D2201/04—Supports for the filtering elements
- B01D2201/0407—Perforated supports on both sides of the filtering element
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2265/00—Casings, housings or mounting for filters specially adapted for separating dispersed particles from gases or vapours
- B01D2265/06—Details of supporting structures for filtering material, e.g. cores
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2275/00—Filter media structures for filters specially adapted for separating dispersed particles from gases or vapours
- B01D2275/10—Multiple layers
Abstract
Description
Claims
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA002247957A CA2247957C (en) | 1996-03-01 | 1997-02-20 | Coreless non-metallic filter element |
BR9707730A BR9707730A (en) | 1996-03-01 | 1997-02-20 | Coreless metallic filter element |
DE69736548T DE69736548T2 (en) | 1996-03-01 | 1997-02-20 | CORELESS NON-METALLIC FILTER ELEMENT |
EP97907625A EP0883429B1 (en) | 1996-03-01 | 1997-02-20 | Coreless non-metallic filter element |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US1358096P | 1996-03-01 | 1996-03-01 | |
US60/013,580 | 1996-03-01 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO1997031695A1 true WO1997031695A1 (en) | 1997-09-04 |
Family
ID=21760678
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/US1997/002308 WO1997031695A1 (en) | 1996-03-01 | 1997-02-20 | Coreless non-metallic filter element |
Country Status (9)
Country | Link |
---|---|
US (1) | US6099729A (en) |
EP (1) | EP0883429B1 (en) |
AT (1) | ATE337059T1 (en) |
BR (1) | BR9707730A (en) |
CA (1) | CA2247957C (en) |
DE (1) | DE69736548T2 (en) |
DK (1) | DK0883429T3 (en) |
ES (1) | ES2268725T3 (en) |
WO (1) | WO1997031695A1 (en) |
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2325181A (en) * | 1997-05-16 | 1998-11-18 | Upf Corp | Self-supporting pleated filter composite |
GB2310812B (en) * | 1996-03-06 | 1999-07-21 | Ceco Filters Inc | Fiber bed mist eliminators |
WO2004039475A1 (en) * | 2002-10-30 | 2004-05-13 | Nordic Air Filtration A /S | A filter element and an attachment system for a filter element |
US7438812B2 (en) * | 2001-04-10 | 2008-10-21 | Parker-Hannifin Corporation | Filter element and method of making |
US20150290561A1 (en) * | 2014-04-10 | 2015-10-15 | Donaldson Company, Inc. | Pleated fluid filter element and methods |
CN106422791A (en) * | 2016-08-31 | 2017-02-22 | 成都美富特膜科技有限公司 | Membrane filtration unit and membrane assembly |
US10058807B2 (en) | 2006-02-13 | 2018-08-28 | Donaldson Company, Inc. | Web comprising fine fiber and reactive, adsorptive or absorptive particulate |
CN110177610A (en) * | 2016-06-24 | 2019-08-27 | K&N工程公司 | Combined-type air filter and its method |
CN113018984A (en) * | 2019-12-09 | 2021-06-25 | 帕尔公司 | Filter element, filter, filtering apparatus and method of use |
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Publication number | Priority date | Publication date | Assignee | Title |
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US6238552B1 (en) * | 1998-09-04 | 2001-05-29 | Roy T. Shannon | Universal insert for a water purifier |
EP1113859B1 (en) * | 1998-09-09 | 2007-01-03 | Pall Corporation | Methods for treating fluids |
US6830686B2 (en) * | 2000-01-12 | 2004-12-14 | Rct Technologies, Llc | Filter cartridge support |
JP2002011311A (en) * | 2000-04-28 | 2002-01-15 | Toyoda Spinning & Weaving Co Ltd | Production method for filter material, and filter material |
US20020108896A1 (en) * | 2001-02-09 | 2002-08-15 | Edward Malkin | Filtration device and method of manufacturing the same |
US7182856B2 (en) * | 2001-02-26 | 2007-02-27 | Pank Thomas E | Stormwater treatment train |
US6869528B2 (en) | 2001-02-26 | 2005-03-22 | Thomas E. Pank | Filtering system for runoff water |
JP4670166B2 (en) * | 2001-03-21 | 2011-04-13 | トヨタ紡織株式会社 | Filter manufacturing method |
JP2002282626A (en) * | 2001-03-29 | 2002-10-02 | Kyosan Denki Co Ltd | Filter body for liquid |
US20030094408A1 (en) * | 2001-11-19 | 2003-05-22 | Schuyler Charles C. | Length-adjustable filter cartridges |
US6991112B2 (en) * | 2002-03-05 | 2006-01-31 | Romanow Enterprises, Inc. | Disposable filter cartridge |
US7473360B2 (en) * | 2002-03-26 | 2009-01-06 | Pall Corporation | Length-adjustable filter cartridge end caps, filter cartridges employing, and methods of making, the same |
CA2422517C (en) * | 2002-06-18 | 2008-09-09 | B.D.H. Industries Inc. | Filtration cartridges with metallic end members and method of manufacturing |
US7258781B2 (en) * | 2002-09-09 | 2007-08-21 | Clarity Filters Llc | Single-use long-life faucet-mounted water filtration devices |
US20040050767A1 (en) * | 2002-09-13 | 2004-03-18 | O'hern Patrick S. | Retaining ring cap filter |
US20050063412A1 (en) * | 2003-09-19 | 2005-03-24 | Adnan Osmani | Data communication facilitating |
US20050178719A1 (en) * | 2004-02-12 | 2005-08-18 | Pank Thomas E. | Filter in the form of a roll and the method of making the same |
MXPA06011808A (en) | 2004-04-13 | 2006-12-15 | Donaldson Co Inc | Filter cartridge for liquid filtration. |
US7404838B1 (en) * | 2004-07-09 | 2008-07-29 | Pathak Pinakin Y | Support for an air filter |
US20090008320A1 (en) * | 2005-01-18 | 2009-01-08 | Donaldson Company Inc. | Fluid Filter and Methods |
US7981189B2 (en) * | 2005-08-29 | 2011-07-19 | Greenlees Filter Llc | Captive tooless fastener for securing an engine intake air filter and clamp assembly for air filter housing |
DE102005045012A1 (en) * | 2005-09-21 | 2007-04-05 | Hydac Filtertechnik Gmbh | filter means |
EP3381534B1 (en) | 2005-11-15 | 2021-05-05 | Donaldson Company, Inc. | Liquid filter arrangement |
US8741140B2 (en) * | 2007-09-24 | 2014-06-03 | Parker-Hannifin Corporation | Surface modified filtration media |
CN101883620A (en) * | 2007-10-02 | 2010-11-10 | 唐纳森公司 | Liquid filter cartridge and liquid filter arrangement |
US8465654B2 (en) * | 2008-03-07 | 2013-06-18 | Bekaert Advanced Filtration Sa | Filter candle and mesh pack with a deformable seal, and method of filtering molten or dissolved polymers |
US8517185B2 (en) * | 2008-10-08 | 2013-08-27 | Cummins Filtration Ip, Inc. | Two stage fuel water separator and particulate filter utilizing pleated nanofiber filter material |
US8590712B2 (en) * | 2008-10-08 | 2013-11-26 | Cummins Filtration Ip Inc. | Modular filter elements for use in a filter-in-filter cartridge |
US8951420B2 (en) | 2009-04-03 | 2015-02-10 | Hollingsworth & Vose Company | Filter media suitable for hydraulic applications |
US8950587B2 (en) | 2009-04-03 | 2015-02-10 | Hollingsworth & Vose Company | Filter media suitable for hydraulic applications |
CN102596862B (en) * | 2009-05-15 | 2015-09-30 | 康明斯过滤Ip公司 | Surface coalescer |
US8535524B2 (en) * | 2009-09-15 | 2013-09-17 | Watkins Manufacturing Corporation | Exchangeable media filter |
US8431021B2 (en) * | 2009-09-15 | 2013-04-30 | Watkins Manufacturing Corporation | Exchangeable media filter |
US8679218B2 (en) | 2010-04-27 | 2014-03-25 | Hollingsworth & Vose Company | Filter media with a multi-layer structure |
US20130042589A1 (en) * | 2010-08-20 | 2013-02-21 | Michael J. Chanak | Filter including a hot melt coated continuous substrate |
US9358485B2 (en) | 2011-08-19 | 2016-06-07 | Baldwin Filters, Inc. | Hydraulic spin-on filter cartridge having base plate supporting radially directed seal |
US10058808B2 (en) | 2012-10-22 | 2018-08-28 | Cummins Filtration Ip, Inc. | Composite filter media utilizing bicomponent fibers |
US9694306B2 (en) | 2013-05-24 | 2017-07-04 | Hollingsworth & Vose Company | Filter media including polymer compositions and blends |
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AU2014339999B2 (en) | 2013-10-24 | 2019-03-07 | Donaldson Company, Inc. | Support structure for pleated filter media and methods |
DE102014010196A1 (en) * | 2014-07-10 | 2016-01-14 | Rt-Filtertechnik Gmbh | filter element |
US10343095B2 (en) | 2014-12-19 | 2019-07-09 | Hollingsworth & Vose Company | Filter media comprising a pre-filter layer |
EP3286135B1 (en) | 2015-04-21 | 2021-11-24 | Donaldson Company, Inc. | Filter assembly and methods |
CN107847845B (en) * | 2015-06-08 | 2020-07-14 | 美国圣戈班性能塑料公司 | High pressure resistant filter |
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DE112017002974T5 (en) | 2016-07-19 | 2019-03-07 | Cummins Filtration Ip, Inc. | KOALESZER WITH PERFORATED LAYER |
CN111214898B (en) * | 2018-11-23 | 2022-09-30 | 株式会社 Unilok | Composite filter |
CN213049884U (en) * | 2020-06-17 | 2021-04-27 | 广州市华滤环保设备有限公司 | Dust removal filter cylinder |
DE102020213388A1 (en) * | 2020-10-23 | 2022-04-28 | Filtration Group Gmbh | Ring filter element and associated manufacturing process and suitable filter device |
Citations (6)
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US3570675A (en) * | 1967-01-05 | 1971-03-16 | Pall Corp | Back pressure resistant filter element |
US3752321A (en) * | 1971-06-03 | 1973-08-14 | Tenneco Inc | Pleat deformation control for pleated fluid treatment media |
US4033881A (en) * | 1975-01-06 | 1977-07-05 | Pall Corporation | Multilayer paper sheet filter cartridges |
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DE3925277A1 (en) * | 1989-07-31 | 1991-02-07 | Mann & Hummel Filter | FILTER INSERT FOR AIR FILTERS USED IN DUSTY OPERATION |
US5476585A (en) * | 1993-02-24 | 1995-12-19 | Pall Corporation | Removably mounted hollow filter element and core |
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-
1997
- 1997-01-31 US US08/792,036 patent/US6099729A/en not_active Expired - Lifetime
- 1997-02-20 WO PCT/US1997/002308 patent/WO1997031695A1/en active IP Right Grant
- 1997-02-20 CA CA002247957A patent/CA2247957C/en not_active Expired - Lifetime
- 1997-02-20 AT AT97907625T patent/ATE337059T1/en not_active IP Right Cessation
- 1997-02-20 EP EP97907625A patent/EP0883429B1/en not_active Expired - Lifetime
- 1997-02-20 ES ES97907625T patent/ES2268725T3/en not_active Expired - Lifetime
- 1997-02-20 BR BR9707730A patent/BR9707730A/en not_active IP Right Cessation
- 1997-02-20 DE DE69736548T patent/DE69736548T2/en not_active Expired - Lifetime
- 1997-02-20 DK DK97907625T patent/DK0883429T3/en active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3570675A (en) * | 1967-01-05 | 1971-03-16 | Pall Corp | Back pressure resistant filter element |
US3752321A (en) * | 1971-06-03 | 1973-08-14 | Tenneco Inc | Pleat deformation control for pleated fluid treatment media |
US4033881A (en) * | 1975-01-06 | 1977-07-05 | Pall Corporation | Multilayer paper sheet filter cartridges |
JPH01164416A (en) * | 1987-12-18 | 1989-06-28 | Takeshi Kimura | Production of filter |
DE3925277A1 (en) * | 1989-07-31 | 1991-02-07 | Mann & Hummel Filter | FILTER INSERT FOR AIR FILTERS USED IN DUSTY OPERATION |
US5476585A (en) * | 1993-02-24 | 1995-12-19 | Pall Corporation | Removably mounted hollow filter element and core |
Non-Patent Citations (1)
Title |
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Also Published As
Publication number | Publication date |
---|---|
DE69736548T2 (en) | 2007-09-13 |
US6099729A (en) | 2000-08-08 |
ATE337059T1 (en) | 2006-09-15 |
DK0883429T3 (en) | 2006-12-11 |
EP0883429A1 (en) | 1998-12-16 |
EP0883429B1 (en) | 2006-08-23 |
ES2268725T3 (en) | 2007-03-16 |
CA2247957C (en) | 2006-06-06 |
BR9707730A (en) | 1999-07-27 |
DE69736548D1 (en) | 2006-10-05 |
CA2247957A1 (en) | 1997-09-04 |
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