ATE338580T1 - Wasserstrahlverwirbelte filtermedien und verfahren - Google Patents

Wasserstrahlverwirbelte filtermedien und verfahren

Info

Publication number
ATE338580T1
ATE338580T1 AT02709078T AT02709078T ATE338580T1 AT E338580 T1 ATE338580 T1 AT E338580T1 AT 02709078 T AT02709078 T AT 02709078T AT 02709078 T AT02709078 T AT 02709078T AT E338580 T1 ATE338580 T1 AT E338580T1
Authority
AT
Austria
Prior art keywords
filter media
turbled
waterjet
methods
sup
Prior art date
Application number
AT02709078T
Other languages
English (en)
Inventor
Charles Eric Pearce
Leon Sergio Diaz De
Michael Putnam
Cheryl Carlson
Ping Hao
Original Assignee
Polymer Group Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=22996697&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ATE338580(T1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Polymer Group Inc filed Critical Polymer Group Inc
Application granted granted Critical
Publication of ATE338580T1 publication Critical patent/ATE338580T1/de

Links

Classifications

    • 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
    • B01D39/163—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres the material being fibrous of synthetic origin sintered or bonded
    • 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
    • D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
    • D04H1/44—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties the fleeces or layers being consolidated by mechanical means, e.g. by rolling
    • D04H1/46—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties the fleeces or layers being consolidated by mechanical means, e.g. by rolling by needling or like operations to cause entanglement of fibres
    • D04H1/48—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties the fleeces or layers being consolidated by mechanical means, e.g. by rolling by needling or like operations to cause entanglement of fibres in combination with at least one other method of consolidation
    • 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
    • D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
    • D04H1/44—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties the fleeces or layers being consolidated by mechanical means, e.g. by rolling
    • D04H1/46—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties the fleeces or layers being consolidated by mechanical means, e.g. by rolling by needling or like operations to cause entanglement of fibres
    • D04H1/48—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties the fleeces or layers being consolidated by mechanical means, e.g. by rolling by needling or like operations to cause entanglement of fibres in combination with at least one other method of consolidation
    • D04H1/49—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties the fleeces or layers being consolidated by mechanical means, e.g. by rolling by needling or like operations to cause entanglement of fibres in combination with at least one other method of consolidation entanglement by fluid jet in combination with another consolidation means
    • 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
    • D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
    • D04H1/44—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties the fleeces or layers being consolidated by mechanical means, e.g. by rolling
    • D04H1/46—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties the fleeces or layers being consolidated by mechanical means, e.g. by rolling by needling or like operations to cause entanglement of fibres
    • D04H1/492—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties the fleeces or layers being consolidated by mechanical means, e.g. by rolling by needling or like operations to cause entanglement of fibres by fluid jet
    • D04H1/495—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties the fleeces or layers being consolidated by mechanical means, e.g. by rolling by needling or like operations to cause entanglement of fibres by fluid jet for formation of patterns, e.g. drilling or rearrangement
    • 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
    • D04H18/00—Needling machines
    • D04H18/04—Needling machines with water jets
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
    • Y10T428/2904—Staple length fiber
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
    • Y10T428/2913—Rod, strand, filament or fiber
    • Y10T428/2915—Rod, strand, filament or fiber including textile, cloth or fabric
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T442/00—Fabric [woven, knitted, or nonwoven textile or cloth, etc.]
    • Y10T442/10—Scrim [e.g., open net or mesh, gauze, loose or open weave or knit, etc.]
    • Y10T442/184—Nonwoven scrim
    • Y10T442/197—Including a nonwoven fabric which is not a scrim
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T442/00—Fabric [woven, knitted, or nonwoven textile or cloth, etc.]
    • Y10T442/60—Nonwoven fabric [i.e., nonwoven strand or fiber material]
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T442/00—Fabric [woven, knitted, or nonwoven textile or cloth, etc.]
    • Y10T442/60—Nonwoven fabric [i.e., nonwoven strand or fiber material]
    • Y10T442/608—Including strand or fiber material which is of specific structural definition
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T442/00—Fabric [woven, knitted, or nonwoven textile or cloth, etc.]
    • Y10T442/60—Nonwoven fabric [i.e., nonwoven strand or fiber material]
    • Y10T442/608—Including strand or fiber material which is of specific structural definition
    • Y10T442/627—Strand or fiber material is specified as non-linear [e.g., crimped, coiled, etc.]
    • Y10T442/632—A single nonwoven layer comprising non-linear synthetic polymeric strand or fiber material and strand or fiber material not specified as non-linear
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T442/00—Fabric [woven, knitted, or nonwoven textile or cloth, etc.]
    • Y10T442/60—Nonwoven fabric [i.e., nonwoven strand or fiber material]
    • Y10T442/608—Including strand or fiber material which is of specific structural definition
    • Y10T442/627—Strand or fiber material is specified as non-linear [e.g., crimped, coiled, etc.]
    • Y10T442/632—A single nonwoven layer comprising non-linear synthetic polymeric strand or fiber material and strand or fiber material not specified as non-linear
    • Y10T442/633—Synthetic polymeric strand or fiber material is of staple length
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T442/00—Fabric [woven, knitted, or nonwoven textile or cloth, etc.]
    • Y10T442/60—Nonwoven fabric [i.e., nonwoven strand or fiber material]
    • Y10T442/659—Including an additional nonwoven fabric
    • Y10T442/666—Mechanically interengaged by needling or impingement of fluid [e.g., gas or liquid stream, etc.]
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T442/00—Fabric [woven, knitted, or nonwoven textile or cloth, etc.]
    • Y10T442/60—Nonwoven fabric [i.e., nonwoven strand or fiber material]
    • Y10T442/689—Hydroentangled nonwoven fabric
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T442/00—Fabric [woven, knitted, or nonwoven textile or cloth, etc.]
    • Y10T442/60—Nonwoven fabric [i.e., nonwoven strand or fiber material]
    • Y10T442/69—Autogenously bonded nonwoven fabric

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Filtering Materials (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Water Treatment By Sorption (AREA)
  • Developing Agents For Electrophotography (AREA)
  • Nonwoven Fabrics (AREA)
AT02709078T 2001-01-17 2002-01-16 Wasserstrahlverwirbelte filtermedien und verfahren ATE338580T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US26222901P 2001-01-17 2001-01-17

Publications (1)

Publication Number Publication Date
ATE338580T1 true ATE338580T1 (de) 2006-09-15

Family

ID=22996697

Family Applications (1)

Application Number Title Priority Date Filing Date
AT02709078T ATE338580T1 (de) 2001-01-17 2002-01-16 Wasserstrahlverwirbelte filtermedien und verfahren

Country Status (9)

Country Link
US (2) US7015158B2 (de)
EP (1) EP1427500B1 (de)
AT (1) ATE338580T1 (de)
AU (1) AU2002243583B2 (de)
CA (1) CA2435288C (de)
DE (1) DE60214570T2 (de)
ES (1) ES2271224T3 (de)
MX (1) MXPA03006384A (de)
WO (1) WO2002068081A2 (de)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6942711B2 (en) * 2002-10-22 2005-09-13 Polymer Group, Inc. Hydroentangled filter media with improved static decay and method
SE527725C2 (sv) * 2003-01-02 2006-05-23 Karl-Gunnar Karlsson Anordning vid en förbränningsmotor
CA2515998A1 (en) * 2003-02-14 2004-09-02 Polymer Group, Inc. Hydroentangled liquid filter media and method of manifacture
US7410530B2 (en) * 2005-03-04 2008-08-12 Donaldson Company, Inc. Apparatus for cleaning exhaust aftertreatment devices and methods
EP2111279A2 (de) * 2007-01-30 2009-10-28 Donaldson Company, Inc. Vorrichtung zur reinigung von abgasnachbearbeitungsvorrichtungen und entsprechende verfahren
US20100037423A1 (en) * 2008-07-10 2010-02-18 Herman John T Apparatus for Cleaning Exhaust Aftertreatment Devices and Methods
WO2010021712A1 (en) 2008-08-20 2010-02-25 S. C. Johnson & Son, Inc. Dust prevention and removal device
CN102300617A (zh) * 2008-12-19 2011-12-28 3M创新有限公司 喷漆房的预过滤器和减少污染的方法
US8021996B2 (en) * 2008-12-23 2011-09-20 Kimberly-Clark Worldwide, Inc. Nonwoven web and filter media containing partially split multicomponent fibers
WO2010109273A1 (en) * 2009-03-27 2010-09-30 Csir Process for producing a nonwoven air filter medium
JP6248629B2 (ja) * 2012-02-23 2017-12-20 東レ株式会社 分離膜支持体とその製造方法、ならびに分離膜支持体を用いた分離膜および流体分離素子
FR2989903B1 (fr) * 2012-04-27 2015-02-27 Total Raffinage Marketing Dispositif de filtre a gaz muni de moyens de fixation et retrait des elements filtrants pour la maintenance
CA2832794C (en) * 2012-11-07 2016-03-22 2266170 Ontario Inc. Beverage capsule with moldable filter
KR102254682B1 (ko) 2013-05-09 2021-05-21 더 프록터 앤드 갬블 캄파니 공기를 여과하는 방법
CA2909624C (en) 2013-05-09 2017-12-12 The Procter & Gamble Company Collapsible air filtering device
WO2014182988A2 (en) 2013-05-09 2014-11-13 The Procter & Gamble Company Air filtering device
KR20150139591A (ko) 2013-05-09 2015-12-11 더 프록터 앤드 갬블 캄파니 공기 여과 장치
KR101950082B1 (ko) * 2014-06-10 2019-02-19 더 프록터 앤드 갬블 캄파니 공기 필터 백
US20190076768A1 (en) 2017-09-08 2019-03-14 Welspun India Limited Multi-layer composite filter media and method of making same
WO2020026062A1 (en) 2018-08-03 2020-02-06 3M Innovative Properties Company Air-filter media comprising a relofted spunbonded web, and methods of making and using
WO2020024245A1 (en) 2018-08-03 2020-02-06 3M Innovative Properties Company Air-filter media including a relofted spunbonded web, and methods of making and using
CN111035994B (zh) * 2019-12-23 2022-03-22 东营俊富净化科技有限公司 一种低阻过滤材料制备方法

Family Cites Families (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US491383A (en) * 1893-02-07 Fastening for furniture
US455601A (en) * 1891-07-07 Separator for coal or other substances
US3485706A (en) 1968-01-18 1969-12-23 Du Pont Textile-like patterned nonwoven fabrics and their production
US4190695A (en) * 1978-11-30 1980-02-26 E. I. Du Pont De Nemours And Company Hydraulically needling fabric of continuous filament textile and staple fibers
US4556601A (en) * 1984-01-05 1985-12-03 E. I. Du Pont De Nemours And Company Heavy-weight nonwoven fabric of hydraulically-entangled fibers
US4612237A (en) * 1985-12-13 1986-09-16 E. I. Du Pont De Nemours And Company Hydraulically entangled PTFE/glass filter felt
US4931355A (en) 1988-03-18 1990-06-05 Radwanski Fred R Nonwoven fibrous hydraulically entangled non-elastic coform material and method of formation thereof
US5028465A (en) 1989-03-20 1991-07-02 James River Corporation Hydroentangled composite filter element
US4983434A (en) 1989-04-07 1991-01-08 W. L. Gore & Associates, Inc. Filter laminates
US5098764A (en) 1990-03-12 1992-03-24 Chicopee Non-woven fabric and method and apparatus for making the same
US5244711A (en) 1990-03-12 1993-09-14 Mcneil-Ppc, Inc. Apertured non-woven fabric
DE69127428T2 (de) 1990-12-19 1998-02-26 Mitsubishi Paper Mills Ltd Vliesstoff und sein Herstellungsverfahren
US5204158A (en) * 1991-05-30 1993-04-20 Chicopee Irregular patterned entangled nonwoven fabrics and their production
US5171339A (en) * 1991-11-07 1992-12-15 E. I. Du Pont De Nemours And Company Filter bag for hot gases
US5240764A (en) 1992-05-13 1993-08-31 E. I. Du Pont De Nemours And Company Process for making spunlaced nonwoven fabrics
US5456836A (en) 1992-09-25 1995-10-10 Albany International Corp. High-efficiency, self-supporting filter element made from fibers
US5290628A (en) 1992-11-10 1994-03-01 E. I. Du Pont De Nemours And Company Hydroentangled flash spun webs having controllable bulk and permeability
PL173854B1 (pl) 1993-08-17 1998-05-29 Minnesota Mining & Mfg Sposób wytwarzania elektretowego środka filtracyjnego
US5585017A (en) 1993-09-13 1996-12-17 James; William A. Defocused laser drilling process for forming a support member of a fabric forming device
US6169045B1 (en) * 1993-11-16 2001-01-02 Kimberly-Clark Worldwide, Inc. Nonwoven filter media
KR100256479B1 (ko) * 1994-11-02 2000-05-15 데이비드 엠 모이어 천공웹 및 그의 형성방법
US5822823A (en) 1995-08-11 1998-10-20 Newell Operating Company Apparatus and method for applying coatings to planar and non-planar surfaces
DE19537702A1 (de) 1995-10-11 1997-04-17 Hoechst Trevira Gmbh & Co Kg Gewebe und Gelege mit einstellbarer Gas- und/oder Flüssigkeitsdichtigkeit enthaltend Hybridgarne, Verfahren zu deren Weiterverarbeitung, textile Flächengebilde mit vorbestimmter Gas- und/durch Flüssigkeitsdurchlässigkeit und deren Verwendung
US6321425B1 (en) * 1999-12-30 2001-11-27 Polymer Group Inc. Hydroentangled, low basis weight nonwoven fabric and process for making same
US6381817B1 (en) * 2001-03-23 2002-05-07 Polymer Group, Inc. Composite nonwoven fabric

Also Published As

Publication number Publication date
US7381669B2 (en) 2008-06-03
DE60214570T2 (de) 2007-09-06
CA2435288C (en) 2010-01-05
US20060111004A1 (en) 2006-05-25
DE60214570D1 (de) 2006-10-19
US20020187703A1 (en) 2002-12-12
EP1427500A4 (de) 2004-06-16
WO2002068081A3 (en) 2003-10-16
MXPA03006384A (es) 2004-12-02
WO2002068081A2 (en) 2002-09-06
ES2271224T3 (es) 2007-04-16
CA2435288A1 (en) 2002-09-06
US7015158B2 (en) 2006-03-21
EP1427500B1 (de) 2006-09-06
EP1427500A2 (de) 2004-06-16
AU2002243583B2 (en) 2006-10-05

Similar Documents

Publication Publication Date Title
DE60214570D1 (de) Wasserstrahlverwirbelte filtermedien und verfahren
WO2003078714A3 (en) Insulating material
DE60221840D1 (de) Schlichtemittel für carbonfaser, wässrige dispersion davon, geschlichtete carbonfaser, flächengebilde daraus sowie mit carbonfaser armierter verbundstoff
GB0123017D0 (en) Composite I-beam having improved properties
DE69829021D1 (de) Gebundenes zeolithisches Adsorbens, Verfahren zu dessen Herstellung und dessen Verwendung bei der kryogenen Trennung von Prozessgas
ATE313017T1 (de) Vorrichtung und verfahren zum verbinden unterschiedlicher materialien eines stützelements
TW200517337A (en) Fibrous activated carbon and nonwoven fabric made of the same
AU2001229499A1 (en) Laminated fabric with fire-retardant properties and process for making same
AU7603898A (en) Composite articles including fluoropolymers and non-fluorinated pol ymers and method for making the same
WO2003080904A3 (en) Functional fibers and fibrous materials
CY2011019I2 (el) Διαλυτα μορια μεταλλακτη ctla4 και οι χρησεις αυτων
WO2005000169A3 (en) Prosthetic device for cartilage repair
WO2001051923A3 (en) Screening assays using intramitochondrial calcium
EP0803341A3 (de) Poröse Polypropylenfolie mit hoher Zugfestigkeit und Verfahren zu ihrer Herstellung
AU2002224483A1 (en) Fiber reinforced mineral-based materials and methods of making the same
EP1254693A3 (de) Luftfilter mit elektrostatisch wirksamen Vliesstoffschicht und deren Verwendung
AU2003244001A1 (en) Inorganic staple fiber accumulation for holding material, process for producing the same and holding material
AU2949295A (en) Cross-laminated multilayer film structures for use in the production of bank notes or the like
AU6423799A (en) Triaxial weave for reinforcing dental resins
EP1516885A3 (de) Neue Fluoroalkyl-enthaltende und kationischsegment-enthaltende polymere
AU2002225247A1 (en) The caveolin-1 gene and polypeptide encoded thereby and methods of use thereof
AU1868399A (en) Method and device for determining the tensile or compressive stress in a ferro-magnetic member such as a prestressing, tension or compression organ used in civil engineering
ATA192797A (de) Mineralischer dämmkörper, insbesondere schall- oder wärmedämmplatte und verfahren zu dessen herstellung
AU2002228347A1 (en) Malaria plasmodium antigen polypeptide SE36, method of purifying the same and vaccine and diagnostic with the use of the thus obtained antigen
AR008779A1 (es) Una fibra porosa que incluye vacios

Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties