CA2419784C - Air filter assembly for filtering an air stream to remove particulate matter entrained in the stream - Google Patents
Air filter assembly for filtering an air stream to remove particulate matter entrained in the stream Download PDFInfo
- Publication number
- CA2419784C CA2419784C CA2419784A CA2419784A CA2419784C CA 2419784 C CA2419784 C CA 2419784C CA 2419784 A CA2419784 A CA 2419784A CA 2419784 A CA2419784 A CA 2419784A CA 2419784 C CA2419784 C CA 2419784C
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- Prior art keywords
- filter
- air
- polymer
- composition
- fiber
- Prior art date
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- HQQADJVZYDDRJT-UHFFFAOYSA-N ethene;prop-1-ene Chemical group C=C.CC=C HQQADJVZYDDRJT-UHFFFAOYSA-N 0.000 description 1
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 1
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- PYGSKMBEVAICCR-UHFFFAOYSA-N hexa-1,5-diene Chemical group C=CCCC=C PYGSKMBEVAICCR-UHFFFAOYSA-N 0.000 description 1
- HCDGVLDPFQMKDK-UHFFFAOYSA-N hexafluoropropylene Chemical group FC(F)=C(F)C(F)(F)F HCDGVLDPFQMKDK-UHFFFAOYSA-N 0.000 description 1
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- APSBXTVYXVQYAB-UHFFFAOYSA-M sodium docusate Chemical group [Na+].CCCCC(CC)COC(=O)CC(S([O-])(=O)=O)C(=O)OCC(CC)CCCC APSBXTVYXVQYAB-UHFFFAOYSA-M 0.000 description 1
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- ITMCEJHCFYSIIV-UHFFFAOYSA-N triflic acid Chemical compound OS(=O)(=O)C(F)(F)F ITMCEJHCFYSIIV-UHFFFAOYSA-N 0.000 description 1
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Classifications
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- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F6/00—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof
- D01F6/88—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from mixtures of polycondensation products as major constituent with other polymers or low-molecular-weight compounds
- D01F6/92—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from mixtures of polycondensation products as major constituent with other polymers or low-molecular-weight compounds of polyesters
-
- 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
-
- 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
- B01D39/16—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres
- B01D39/1607—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres the material being fibrous
- B01D39/1623—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres the material being fibrous of synthetic origin
-
- 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
- B01D46/2414—End caps including additional functions or special forms
-
- 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
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/56—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with multiple filtering elements, characterised by their mutual disposition
- B01D46/58—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with multiple filtering elements, characterised by their mutual disposition connected in parallel
-
- 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
- B01D46/66—Regeneration of the filtering material or filter elements inside the filter
- B01D46/70—Regeneration of the filtering material or filter elements inside the filter by acting counter-currently on the filtering surface, e.g. by flushing on the non-cake side of the filter
- B01D46/71—Regeneration of the filtering material or filter elements inside the filter by acting counter-currently on the filtering surface, e.g. by flushing on the non-cake side of the filter with pressurised gas, e.g. pulsed air
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F6/00—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof
- D01F6/88—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from mixtures of polycondensation products as major constituent with other polymers or low-molecular-weight compounds
- D01F6/90—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from mixtures of polycondensation products as major constituent with other polymers or low-molecular-weight compounds of polyamides
-
- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
- D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
- D04H1/70—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres characterised by the method of forming fleeces or layers, e.g. reorientation of fibres
- D04H1/72—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres characterised by the method of forming fleeces or layers, e.g. reorientation of fibres the fibres being randomly arranged
- D04H1/728—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres characterised by the method of forming fleeces or layers, e.g. reorientation of fibres the fibres being randomly arranged by electro-spinning
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
- Y02A50/2351—Atmospheric particulate matter [PM], e.g. carbon smoke microparticles, smog, aerosol particles, dust
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- General Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Geometry (AREA)
- Filtering Materials (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
- Nonwoven Fabrics (AREA)
- Separation Of Gases By Adsorption (AREA)
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US23013800P | 2000-09-05 | 2000-09-05 | |
| US60/230,138 | 2000-09-05 | ||
| US09/871,575 | 2001-05-31 | ||
| US09/871,575 US6716274B2 (en) | 2000-09-05 | 2001-05-31 | Air filter assembly for filtering an air stream to remove particulate matter entrained in the stream |
| PCT/US2001/025111 WO2002020133A2 (en) | 2000-09-05 | 2001-08-10 | Air filter assembly for filtering an air stream to remove particulate matter entrained in the stream |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CA2419784A1 CA2419784A1 (en) | 2002-03-14 |
| CA2419784C true CA2419784C (en) | 2010-08-03 |
Family
ID=26923962
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA2419784A Expired - Fee Related CA2419784C (en) | 2000-09-05 | 2001-08-10 | Air filter assembly for filtering an air stream to remove particulate matter entrained in the stream |
Country Status (12)
| Country | Link |
|---|---|
| US (1) | US6716274B2 (https=) |
| EP (1) | EP1326698B2 (https=) |
| JP (1) | JP5009479B2 (https=) |
| KR (1) | KR100819356B1 (https=) |
| CN (1) | CN1232335C (https=) |
| AT (1) | ATE363330T1 (https=) |
| AU (1) | AU2001284808B2 (https=) |
| BR (1) | BR0113657A (https=) |
| CA (1) | CA2419784C (https=) |
| DE (1) | DE60128714T3 (https=) |
| MX (1) | MXPA03001944A (https=) |
| WO (1) | WO2002020133A2 (https=) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9587328B2 (en) | 2011-09-21 | 2017-03-07 | Donaldson Company, Inc. | Fine fibers made from polymer crosslinked with resinous aldehyde composition |
| US10300415B2 (en) | 2013-03-09 | 2019-05-28 | Donaldson Company, Inc. | Fine fibers made from reactive additives |
Families Citing this family (91)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7270693B2 (en) * | 2000-09-05 | 2007-09-18 | Donaldson Company, Inc. | Polymer, polymer microfiber, polymer nanofiber and applications including filter structures |
| US6743273B2 (en) | 2000-09-05 | 2004-06-01 | Donaldson Company, Inc. | Polymer, polymer microfiber, polymer nanofiber and applications including filter structures |
| AU2007201000B2 (en) * | 2000-09-05 | 2008-07-03 | Donaldson Company, Inc. | Polymer fine fiber and fine fiber layer |
| RU2300543C2 (ru) * | 2001-05-31 | 2007-06-10 | Дональдсон Компани, Инк. | Составы тонкого волокна, способы их получения, способ изготовления тонковолокнистого материала |
| US7008465B2 (en) * | 2003-06-19 | 2006-03-07 | Donaldson Company, Inc. | Cleanable high efficiency filter media structure and applications for use |
| US7294162B2 (en) * | 2003-11-04 | 2007-11-13 | Donaldson Company, Inc. | Exhaust filter |
| US7097694B1 (en) * | 2003-12-04 | 2006-08-29 | Fleetguard, Inc. | High performance, high efficiency filter |
| US7789930B2 (en) | 2006-11-13 | 2010-09-07 | Research Triangle Institute | Particle filter system incorporating nanofibers |
| US7235122B2 (en) | 2004-11-08 | 2007-06-26 | E. I. Du Pont De Nemours And Company | Filtration media for filtering particulate material from gas streams |
| US20060191249A1 (en) * | 2004-11-09 | 2006-08-31 | Gogins Mark A | Electronic enclosure filter containing polymer microfiber element |
| US20060272507A1 (en) * | 2005-04-04 | 2006-12-07 | Johnson Christopher M | Adsorbent Carbon Breather with Scrim for Improved Flow |
| US20060231487A1 (en) * | 2005-04-13 | 2006-10-19 | Bartley Stuart L | Coated filter media |
| US7462220B2 (en) * | 2005-08-31 | 2008-12-09 | General Electric Company | Methods and systems for detecting filter rupture |
| US8689985B2 (en) * | 2005-09-30 | 2014-04-08 | E I Du Pont De Nemours And Company | Filtration media for liquid filtration |
| JP2009512578A (ja) * | 2005-10-19 | 2009-03-26 | スリーエム イノベイティブ プロパティズ カンパニー | 音響吸収特性を有する多層物品、並びにその製造および使用方法 |
| US7641055B2 (en) * | 2005-11-10 | 2010-01-05 | Donaldson Company, Inc. | Polysulfone and poly(N-vinyl lactam) polymer alloy and fiber and filter materials made of the alloy |
| US20070157808A1 (en) * | 2006-01-06 | 2007-07-12 | Wagner Brian K | Filter with enhanced media area utilization |
| CN102814080A (zh) | 2006-02-13 | 2012-12-12 | 唐纳森公司 | 包括细纤维和反应、吸附或吸收颗粒的过滤网 |
| EP1998798B1 (en) * | 2006-03-28 | 2013-02-27 | LNK Chemsolutions, LLC. | Method of manufacturing fibrous hemostatic bandages |
| KR101078910B1 (ko) * | 2006-04-07 | 2011-11-01 | 도쿄엘렉트론가부시키가이샤 | 기체 청정장치 및 반도체 제조장치 |
| US20080017038A1 (en) * | 2006-07-21 | 2008-01-24 | 3M Innovative Properties Company | High efficiency hvac filter |
| US8361180B2 (en) * | 2006-11-27 | 2013-01-29 | E I Du Pont De Nemours And Company | Durable nanoweb scrim laminates |
| US8075674B2 (en) | 2006-11-30 | 2011-12-13 | Donaldson Company, Inc. | Filter apparatus with pulse cleaning and methods for pulse cleaning filters |
| WO2008067448A2 (en) * | 2006-11-30 | 2008-06-05 | Donaldson Company, Inc. | Nozzle arrangements and method for cleaning filter elements |
| KR100915400B1 (ko) * | 2007-01-03 | 2009-09-03 | 김기호 | 세라믹 필터 조립체 및 이의 조립방법 |
| US7942948B2 (en) * | 2007-03-05 | 2011-05-17 | Bha Group, Inc. | Filter element including a composite filter media |
| US20090071114A1 (en) * | 2007-03-05 | 2009-03-19 | Alan Smithies | Gas turbine inlet air filtration filter element |
| US8308834B2 (en) * | 2007-03-05 | 2012-11-13 | Bha Group, Inc. | Composite filter media |
| US20080315465A1 (en) * | 2007-03-05 | 2008-12-25 | Alan Smithies | Method of manufacturing composite filter media |
| US7927540B2 (en) * | 2007-03-05 | 2011-04-19 | Bha Group, Inc. | Method of manufacturing a composite filter media |
| US20080217241A1 (en) * | 2007-03-05 | 2008-09-11 | Alan Smithies | Composite filter media and methods of manufacture |
| US20080230464A1 (en) * | 2007-03-22 | 2008-09-25 | Winstrup David E | Two sided conductive filtration media |
| WO2008116837A2 (en) * | 2007-03-23 | 2008-10-02 | Solvay Advanced Polymers, L.L.C. | Polymer fibers, assemblies incorporating such polymer fibers, and systems incorporating such filter assemblies |
| JP2008248422A (ja) * | 2007-03-30 | 2008-10-16 | Snt Co | エレクトロスピニング装置 |
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- 2001-08-10 MX MXPA03001944A patent/MXPA03001944A/es active IP Right Grant
- 2001-08-10 KR KR1020037003301A patent/KR100819356B1/ko not_active Expired - Lifetime
- 2001-08-10 JP JP2002524607A patent/JP5009479B2/ja not_active Expired - Lifetime
- 2001-08-10 AT AT01963895T patent/ATE363330T1/de not_active IP Right Cessation
- 2001-08-10 EP EP01963895.6A patent/EP1326698B2/en not_active Expired - Lifetime
- 2001-08-10 BR BR0113657-7A patent/BR0113657A/pt not_active Application Discontinuation
- 2001-08-10 WO PCT/US2001/025111 patent/WO2002020133A2/en not_active Ceased
- 2001-08-10 CA CA2419784A patent/CA2419784C/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9587328B2 (en) | 2011-09-21 | 2017-03-07 | Donaldson Company, Inc. | Fine fibers made from polymer crosslinked with resinous aldehyde composition |
| US10300415B2 (en) | 2013-03-09 | 2019-05-28 | Donaldson Company, Inc. | Fine fibers made from reactive additives |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2002020133A2 (en) | 2002-03-14 |
| AU8480801A (en) | 2002-03-22 |
| JP5009479B2 (ja) | 2012-08-22 |
| US20020059868A1 (en) | 2002-05-23 |
| CN1232335C (zh) | 2005-12-21 |
| ATE363330T1 (de) | 2007-06-15 |
| CA2419784A1 (en) | 2002-03-14 |
| BR0113657A (pt) | 2003-07-01 |
| EP1326698B1 (en) | 2007-05-30 |
| WO2002020133A3 (en) | 2002-11-21 |
| DE60128714D1 (de) | 2007-07-12 |
| US6716274B2 (en) | 2004-04-06 |
| CN1468135A (zh) | 2004-01-14 |
| KR20030046433A (ko) | 2003-06-12 |
| DE60128714T2 (de) | 2008-02-07 |
| EP1326698A2 (en) | 2003-07-16 |
| AU2001284808B2 (en) | 2005-12-22 |
| DE60128714T3 (de) | 2017-03-23 |
| EP1326698B2 (en) | 2016-11-02 |
| KR100819356B1 (ko) | 2008-04-04 |
| JP2004508167A (ja) | 2004-03-18 |
| MXPA03001944A (es) | 2003-09-10 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request | ||
| MKLA | Lapsed |