DE69528076T2 - Hochdichte faservliesfiltermedien - Google Patents

Hochdichte faservliesfiltermedien

Info

Publication number
DE69528076T2
DE69528076T2 DE69528076T DE69528076T DE69528076T2 DE 69528076 T2 DE69528076 T2 DE 69528076T2 DE 69528076 T DE69528076 T DE 69528076T DE 69528076 T DE69528076 T DE 69528076T DE 69528076 T2 DE69528076 T2 DE 69528076T2
Authority
DE
Germany
Prior art keywords
high density
filter media
fiberglass filter
density fiberglass
media
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.)
Expired - Lifetime
Application number
DE69528076T
Other languages
English (en)
Other versions
DE69528076D1 (de
Inventor
Daniel Pike
Lee Brown
Wyndham Shipp
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Kimberly Clark Worldwide Inc
Kimberly Clark Corp
Original Assignee
Kimberly Clark Worldwide Inc
Kimberly Clark Corp
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
Application filed by Kimberly Clark Worldwide Inc, Kimberly Clark Corp filed Critical Kimberly Clark Worldwide Inc
Publication of DE69528076D1 publication Critical patent/DE69528076D1/de
Application granted granted Critical
Publication of DE69528076T2 publication Critical patent/DE69528076T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • B01D39/08—Filter cloth, i.e. woven, knitted or interlaced material
    • 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
    • D04H1/54—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 by welding together the fibres, e.g. by partially melting or dissolving
    • 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
    • D04H1/54—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 by welding together the fibres, e.g. by partially melting or dissolving
    • D04H1/558—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 by welding together the fibres, e.g. by partially melting or dissolving in combination with mechanical or physical treatments other than embossing
    • 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
    • D04H3/00—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length
    • D04H3/005—Synthetic yarns or filaments
    • D04H3/007—Addition polymers
    • 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
    • D04H3/00—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length
    • D04H3/08—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length characterised by the method of strengthening or consolidating
    • D04H3/14—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length characterised by the method of strengthening or consolidating with bonds between thermoplastic yarns or filaments produced by welding
    • D04H3/147—Composite yarns or filaments
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/02—Types of fibres, filaments or particles, self-supporting or supported materials
    • B01D2239/0216—Bicomponent or multicomponent fibres
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/02—Types of fibres, filaments or particles, self-supporting or supported materials
    • B01D2239/0216—Bicomponent or multicomponent fibres
    • B01D2239/0233—Island-in-sea
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/04—Additives and treatments of the filtering material
    • B01D2239/0435—Electret
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/06—Filter cloth, e.g. knitted, woven non-woven; self-supported material
    • B01D2239/0604—Arrangement of the fibres in the filtering material
    • B01D2239/0622—Melt-blown
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/06—Filter cloth, e.g. knitted, woven non-woven; self-supported material
    • B01D2239/0604—Arrangement of the fibres in the filtering material
    • B01D2239/0627—Spun-bonded
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/06—Filter cloth, e.g. knitted, woven non-woven; self-supported material
    • B01D2239/0604—Arrangement of the fibres in the filtering material
    • B01D2239/064—The fibres being mixed
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/06—Filter cloth, e.g. knitted, woven non-woven; self-supported material
    • B01D2239/069—Special geometry of layers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/08—Special characteristics of binders
    • B01D2239/086—Binders between particles or fibres
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/12—Special parameters characterising the filtering material
    • B01D2239/1291—Other parameters
    • 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
    • Y10T428/2929—Bicomponent, conjugate, composite or collateral fibers or filaments [i.e., coextruded sheath-core or side-by-side type]
    • 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
    • Y10T428/2929—Bicomponent, conjugate, composite or collateral fibers or filaments [i.e., coextruded sheath-core or side-by-side type]
    • Y10T428/2931—Fibers or filaments nonconcentric [e.g., side-by-side or eccentric, 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.]
    • Y10T442/30—Woven fabric [i.e., woven strand or strip material]
    • Y10T442/3325—Including a foamed layer or component
    • Y10T442/335—Plural fabric 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
    • 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
    • Y10T442/614—Strand or fiber material specified as having microdimensions [i.e., microfiber]
    • 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
    • Y10T442/614—Strand or fiber material specified as having microdimensions [i.e., microfiber]
    • Y10T442/626—Microfiber is synthetic polymer
    • 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]
    • Y10T442/637—Including strand or fiber material which is a monofilament composed of two or more polymeric materials in physically distinct relationship [e.g., sheath-core, side-by-side, islands-in-sea, fibrils-in-matrix, etc.] or composed of physical blend of chemically different polymeric materials or a physical blend of a polymeric material and a filler 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]
    • Y10T442/637—Including strand or fiber material which is a monofilament composed of two or more polymeric materials in physically distinct relationship [e.g., sheath-core, side-by-side, islands-in-sea, fibrils-in-matrix, etc.] or composed of physical blend of chemically different polymeric materials or a physical blend of a polymeric material and a filler material
    • Y10T442/638—Side-by-side multicomponent 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]
    • Y10T442/637—Including strand or fiber material which is a monofilament composed of two or more polymeric materials in physically distinct relationship [e.g., sheath-core, side-by-side, islands-in-sea, fibrils-in-matrix, etc.] or composed of physical blend of chemically different polymeric materials or a physical blend of a polymeric material and a filler material
    • Y10T442/641—Sheath-core multicomponent 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]
    • Y10T442/659—Including an additional nonwoven fabric
    • Y10T442/66—Additional nonwoven fabric is a spun-bonded 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]
    • Y10T442/681—Spun-bonded 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
    • 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
    • Y10T442/692—Containing at least two chemically different strand or fiber materials
DE69528076T 1994-10-31 1995-10-04 Hochdichte faservliesfiltermedien Expired - Lifetime DE69528076T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US33229294A 1994-10-31 1994-10-31
US42553995A 1995-04-20 1995-04-20
PCT/US1995/013090 WO1996013319A1 (en) 1994-10-31 1995-10-04 High density nonwoven filter media

Publications (2)

Publication Number Publication Date
DE69528076D1 DE69528076D1 (de) 2002-10-10
DE69528076T2 true DE69528076T2 (de) 2003-04-30

Family

ID=26988153

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69528076T Expired - Lifetime DE69528076T2 (de) 1994-10-31 1995-10-04 Hochdichte faservliesfiltermedien

Country Status (10)

Country Link
US (2) US5855784A (de)
EP (1) EP0789612B1 (de)
KR (1) KR100468551B1 (de)
CN (1) CN1067910C (de)
AU (1) AU697204B2 (de)
BR (1) BR9509132A (de)
DE (1) DE69528076T2 (de)
ES (1) ES2181800T3 (de)
PL (1) PL319975A1 (de)
WO (1) WO1996013319A1 (de)

Families Citing this family (107)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE9301581D0 (sv) * 1993-05-07 1993-05-07 Kabi Pharmacia Ab Protein formulation
US6169045B1 (en) * 1993-11-16 2001-01-02 Kimberly-Clark Worldwide, Inc. Nonwoven filter media
DE19504327A1 (de) * 1995-02-10 1996-08-14 Tepcon Eng Gmbh Kostenorientierte Steuerung für eine austauschbare oder regenerierbare Konditioniervorrichtung
US6162535A (en) 1996-05-24 2000-12-19 Kimberly-Clark Worldwide, Inc. Ferroelectric fibers and applications therefor
US5906879A (en) * 1997-04-30 1999-05-25 Kimberly-Clark Worldwide, Inc. Ultra resilient three-dimensional nonwoven fiber material and process for producing the same
US6410138B2 (en) 1997-09-30 2002-06-25 Kimberly-Clark Worldwide, Inc. Crimped multicomponent filaments and spunbond webs made therefrom
JP2002533195A (ja) 1998-06-30 2002-10-08 キンバリー クラーク ワールドワイド インコーポレイテッド 安定エレクトレット・ポリマー物品
US6759356B1 (en) 1998-06-30 2004-07-06 Kimberly-Clark Worldwide, Inc. Fibrous electret polymeric articles
USH2086H1 (en) 1998-08-31 2003-10-07 Kimberly-Clark Worldwide Fine particle liquid filtration media
DE19982800T1 (de) * 1998-11-25 2001-03-22 Chisso Corp Filterpatrone
US6723669B1 (en) 1999-12-17 2004-04-20 Kimberly-Clark Worldwide, Inc. Fine multicomponent fiber webs and laminates thereof
US6573205B1 (en) 1999-01-30 2003-06-03 Kimberly-Clark Worldwide, Inc. Stable electret polymeric articles
US7033497B1 (en) * 1999-03-30 2006-04-25 Chisso Corporation Filter cartridge
US6413344B2 (en) 1999-06-16 2002-07-02 First Quality Nonwovens, Inc. Method of making media of controlled porosity
US6372004B1 (en) * 1999-07-08 2002-04-16 Airflo Europe N.V. High efficiency depth filter and methods of forming the same
US6322604B1 (en) * 1999-07-22 2001-11-27 Kimberly-Clark Worldwide, Inc Filtration media and articles incorporating the same
US6254653B1 (en) 1999-10-08 2001-07-03 Aaf International Pleated fluid filter medium blend
US6267252B1 (en) 1999-12-08 2001-07-31 Kimberly-Clark Worldwide, Inc. Fine particle filtration medium including an airlaid composite
US6241899B1 (en) * 2000-02-28 2001-06-05 Maritza L. Ramos Disposable filter bags for pool cleaners
US20020042236A1 (en) * 2000-04-26 2002-04-11 Chisso Corporation Filter cartridge and process for producing the same
US6815383B1 (en) 2000-05-24 2004-11-09 Kimberly-Clark Worldwide, Inc. Filtration medium with enhanced particle holding characteristics
US6910589B1 (en) * 2000-06-22 2005-06-28 Oberlin Filter Company Annular pleated filter cartridge for liquid filtration apparatus
CA2360294A1 (en) * 2000-10-30 2002-04-30 Edward Kandel Process for combined pleating of filter media and molding of filter assembly
US20020127939A1 (en) * 2000-11-06 2002-09-12 Hwo Charles Chiu-Hsiung Poly (trimethylene terephthalate) based meltblown nonwovens
US6936554B1 (en) 2000-11-28 2005-08-30 Kimberly-Clark Worldwide, Inc. Nonwoven fabric laminate with meltblown web having a gradient fiber size structure
US20020148547A1 (en) * 2001-01-17 2002-10-17 Jean-Claude Abed Bonded layered nonwoven and method of producing same
US6464745B2 (en) 2001-01-26 2002-10-15 Freudenberg Nonwovens Limited Partnership Minipleat synthetic air filter assembly
TW592971B (en) * 2001-02-08 2004-06-21 Kang Na Hsiung Entpr Co Ltd Staple fiber for electret non-woven fabric, and process for the production of the electret non-woven fabric
DE60100985T2 (de) * 2001-03-02 2004-07-29 Airflo Europe N.V. Mehrlagiger Filter und Verfahren zum Herstellen desselben
US6632501B2 (en) * 2001-06-06 2003-10-14 Jerry M. Brownstein Loose fiber adsorbent
US20060260996A1 (en) * 2001-06-06 2006-11-23 Kathy Brownstein Method and apparatus for combined filtration and anti-microbial treatment of storm water resident in storm water systems
JP2003126619A (ja) * 2001-10-29 2003-05-07 Kyosan Denki Co Ltd 燃料用濾過器
US20030203694A1 (en) * 2002-04-26 2003-10-30 Kimberly-Clark Worldwide, Inc. Coform filter media having increased particle loading capacity
US20030232213A1 (en) * 2002-05-23 2003-12-18 William Shepler Multilayer storage container
US20040116026A1 (en) * 2002-12-05 2004-06-17 Filter Materials, Inc. Charged synthetic nonwoven filtration media and method for producing same
RU2298597C2 (ru) * 2003-01-08 2007-05-10 Тейдзин Файберз Лимитед Нетканый материал из композита полиэфир-штапельное волокно
US7892993B2 (en) 2003-06-19 2011-02-22 Eastman Chemical Company Water-dispersible and multicomponent fibers from sulfopolyesters
US8513147B2 (en) 2003-06-19 2013-08-20 Eastman Chemical Company Nonwovens produced from multicomponent fibers
US20040260034A1 (en) 2003-06-19 2004-12-23 Haile William Alston Water-dispersible fibers and fibrous articles
US20050148266A1 (en) * 2003-12-30 2005-07-07 Myers David L. Self-supporting pleated electret filter media
US20060054571A1 (en) * 2004-09-10 2006-03-16 Lopez Gerardo V Continuous loop filter media and method of filtering particulate
US7325699B2 (en) 2004-12-17 2008-02-05 Kimberly-Clark Worldwide, Inc. Lint-reducing container
US7674425B2 (en) * 2005-11-14 2010-03-09 Fleetguard, Inc. Variable coalescer
US7810743B2 (en) 2006-01-23 2010-10-12 Kimberly-Clark Worldwide, Inc. Ultrasonic liquid delivery device
US7703698B2 (en) * 2006-09-08 2010-04-27 Kimberly-Clark Worldwide, Inc. Ultrasonic liquid treatment chamber and continuous flow mixing system
EP1984092B1 (de) 2006-02-13 2016-06-15 Donaldson Company, Inc. Filternetz umfassend feine fasern sowie reaktive adsorptions- oder absorptionspartikel
US8034286B2 (en) 2006-09-08 2011-10-11 Kimberly-Clark Worldwide, Inc. Ultrasonic treatment system for separating compounds from aqueous effluent
US9283188B2 (en) 2006-09-08 2016-03-15 Kimberly-Clark Worldwide, Inc. Delivery systems for delivering functional compounds to substrates and processes of using the same
US7642208B2 (en) * 2006-12-14 2010-01-05 Kimberly-Clark Worldwide, Inc. Abrasion resistant material for use in various media
US7712353B2 (en) 2006-12-28 2010-05-11 Kimberly-Clark Worldwide, Inc. Ultrasonic liquid treatment system
US7673516B2 (en) 2006-12-28 2010-03-09 Kimberly-Clark Worldwide, Inc. Ultrasonic liquid treatment system
US7998322B2 (en) 2007-07-12 2011-08-16 Kimberly-Clark Worldwide, Inc. Ultrasonic treatment chamber having electrode properties
US7947184B2 (en) 2007-07-12 2011-05-24 Kimberly-Clark Worldwide, Inc. Treatment chamber for separating compounds from aqueous effluent
US7785674B2 (en) 2007-07-12 2010-08-31 Kimberly-Clark Worldwide, Inc. Delivery systems for delivering functional compounds to substrates and processes of using the same
US20090147905A1 (en) * 2007-12-05 2009-06-11 Kimberly-Clark Worldwide, Inc. Ultrasonic treatment chamber for initiating thermonuclear fusion
US8454889B2 (en) * 2007-12-21 2013-06-04 Kimberly-Clark Worldwide, Inc. Gas treatment system
US8858892B2 (en) * 2007-12-21 2014-10-14 Kimberly-Clark Worldwide, Inc. Liquid treatment system
US8632613B2 (en) 2007-12-27 2014-01-21 Kimberly-Clark Worldwide, Inc. Process for applying one or more treatment agents to a textile web
US20090166177A1 (en) 2007-12-28 2009-07-02 Kimberly-Clark Worldwide, Inc. Ultrasonic treatment chamber for preparing emulsions
US8206024B2 (en) * 2007-12-28 2012-06-26 Kimberly-Clark Worldwide, Inc. Ultrasonic treatment chamber for particle dispersion into formulations
US8057573B2 (en) 2007-12-28 2011-11-15 Kimberly-Clark Worldwide, Inc. Ultrasonic treatment chamber for increasing the shelf life of formulations
US8215822B2 (en) 2007-12-28 2012-07-10 Kimberly-Clark Worldwide, Inc. Ultrasonic treatment chamber for preparing antimicrobial formulations
US9421504B2 (en) 2007-12-28 2016-08-23 Kimberly-Clark Worldwide, Inc. Ultrasonic treatment chamber for preparing emulsions
WO2010049052A1 (de) 2008-10-31 2010-05-06 Carl Freudenberg Kg Filtermedium zur partikelfiltration
US8685178B2 (en) 2008-12-15 2014-04-01 Kimberly-Clark Worldwide, Inc. Methods of preparing metal-modified silica nanoparticles
US8163388B2 (en) 2008-12-15 2012-04-24 Kimberly-Clark Worldwide, Inc. Compositions comprising metal-modified silica nanoparticles
ES2477219T3 (es) * 2009-02-17 2014-07-16 Essentra Porous Technologies Corp. Estructuras de fibras de transmisión de fluidos, de múltiples capas, que contienen nanofibras y método de fabricación de tales estructuras
AU2010228091B2 (en) 2009-03-26 2016-06-16 Bl Technologies, Inc. Non-braided reinforced hollow fibre membrane
US8512519B2 (en) 2009-04-24 2013-08-20 Eastman Chemical Company Sulfopolyesters for paper strength and process
DE102009022120B4 (de) 2009-05-20 2021-10-21 Johns Manville Europe Gmbh Mehrlagiges Filtermedium, Verfahren zur dessen Herstellung und dessen Verwendung in der Luft/Gas- und Flüssigkeitsfiltration, sowie Filtermodule enthaltend das mehrlagige Filtermedium
EP2448658B1 (de) 2009-06-26 2014-10-01 BL Technologies, Inc. Nicht geflochtene textilverstärkte hohlfasermembran
US8162153B2 (en) 2009-07-02 2012-04-24 3M Innovative Properties Company High loft spunbonded web
US8398752B2 (en) * 2009-08-04 2013-03-19 Jerry M. Brownstein High efficiency low pressure drop synthetic fiber based air filter made completely from post consumer waste materials
CN102753246B (zh) 2010-02-12 2016-03-16 唐纳森公司 液体过滤介质
US9061224B2 (en) 2010-06-09 2015-06-23 Cummins Filtration Ip Inc. System for monitoring and indicating filter life
US8534123B2 (en) 2010-06-17 2013-09-17 Cummins Filtration Ip Inc. Engine air filter replacement indication system
KR102171580B1 (ko) 2010-09-15 2020-10-29 비엘 테크놀러지스 인크. 가용성 코어 주위에 얀-강화된 중공 섬유 막의 제조 방법
US9273417B2 (en) 2010-10-21 2016-03-01 Eastman Chemical Company Wet-Laid process to produce a bound nonwoven article
CA2815801C (en) * 2010-10-25 2019-07-09 Rick L. Chapman Filtration materials using fiber blends that contain strategically shaped fibers and/or charge control agents
US8529814B2 (en) 2010-12-15 2013-09-10 General Electric Company Supported hollow fiber membrane
IN2014CN01884A (de) 2011-08-12 2015-05-29 Donaldson Co Inc
US9321014B2 (en) 2011-12-16 2016-04-26 Bl Technologies, Inc. Hollow fiber membrane with compatible reinforcements
US9643129B2 (en) 2011-12-22 2017-05-09 Bl Technologies, Inc. Non-braided, textile-reinforced hollow fiber membrane
US8871052B2 (en) 2012-01-31 2014-10-28 Eastman Chemical Company Processes to produce short cut microfibers
US9022229B2 (en) 2012-03-09 2015-05-05 General Electric Company Composite membrane with compatible support filaments
WO2013142764A2 (en) * 2012-03-22 2013-09-26 E. I. Du Pont De Nemours And Company Produced water treatment in oil recovery
US8999454B2 (en) 2012-03-22 2015-04-07 General Electric Company Device and process for producing a reinforced hollow fibre membrane
US9056032B2 (en) 2012-06-29 2015-06-16 The Procter & Gamble Company Wearable article with outwardmost layer of multicomponent fiber nonwoven providing enhanced mechanical features
US20140000784A1 (en) * 2012-06-29 2014-01-02 Shrish Yashwant Rane Method for Producing a Multi-Layer Nonwoven Web Having Enhanced Mechanical Properties
US9227362B2 (en) 2012-08-23 2016-01-05 General Electric Company Braid welding
US9617685B2 (en) 2013-04-19 2017-04-11 Eastman Chemical Company Process for making paper and nonwoven articles comprising synthetic microfiber binders
US20160123856A1 (en) * 2013-06-12 2016-05-05 Oasis Diagnostics Corporation Rna/prtein/dna preferential fluid sample collection system and methods
JP2015100730A (ja) * 2013-11-22 2015-06-04 ダイニック株式会社 濾材
US9605126B2 (en) 2013-12-17 2017-03-28 Eastman Chemical Company Ultrafiltration process for the recovery of concentrated sulfopolyester dispersion
US9598802B2 (en) 2013-12-17 2017-03-21 Eastman Chemical Company Ultrafiltration process for producing a sulfopolyester concentrate
JP2017524526A (ja) * 2014-06-11 2017-08-31 ファイバービジョンズ リミテッド パートナーシップ 混合繊維フィルタ
DE202015105210U1 (de) * 2015-10-02 2016-11-03 Ahlstrom Corp. Filtermedium mit hoher Hitzebeständigkeit
JP2017159280A (ja) * 2016-03-11 2017-09-14 Jnc株式会社 プリーツカートリッジフィルター
CN110494201A (zh) * 2017-05-30 2019-11-22 东丽株式会社 过滤器用纺粘无纺布及其制造方法
EP4079392A1 (de) * 2018-04-16 2022-10-26 Ahlstrom-Munksjö Oyj Nassgelegtes vliesfiltermedium mit hoher berstfestigkeit und verfahren zu seiner herstellung
CN109162025B (zh) * 2018-10-30 2021-09-28 山东泰鹏环保材料股份有限公司 一种双轧机二次成型过滤用梯度结构pet熔喷无纺布的制备方法及应用
CZ2018647A3 (cs) * 2018-11-23 2020-06-03 Reifenhäuser GmbH & Co. KG Maschinenfabrik Objemná netkaná textilie se zvýšenou stlačitelností a zlepšenou schopností regenerace
WO2020184335A1 (ja) * 2019-03-08 2020-09-17 三井化学株式会社 不織布積層体、複合積層体、及び被覆シート
CN114206471A (zh) * 2019-08-13 2022-03-18 3M创新有限公司 纺粘空气过滤纤维网
US20220266181A1 (en) * 2019-08-13 2022-08-25 3M Innovative Properties Company Spunbonded Air-Filtration Web
EP3811917A1 (de) 2019-10-21 2021-04-28 Paul Hartmann AG Absorbierender artikel mit weicher erfassungskomponente
EP3812495A1 (de) * 2019-10-21 2021-04-28 Paul Hartmann AG Saugfähiger artikel mit erfassungskomponente

Family Cites Families (64)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1073181A (en) * 1963-02-05 1967-06-21 Ici Ltd Bonded-web nonwoven products
GB1088931A (en) * 1964-01-10 1967-10-25 Ici Ltd Continuous filament nonwoven materials
US3307332A (en) * 1964-12-11 1967-03-07 Du Pont Electrostatic gas filter
GB1094933A (en) * 1965-04-20 1967-12-13 Ici Ltd Self-crimping filaments
US3780149A (en) * 1966-02-07 1973-12-18 Celanese Corp Conjugate spinning process
US3849241A (en) * 1968-12-23 1974-11-19 Exxon Research Engineering Co Non-woven mats by melt blowing
DE2048006B2 (de) * 1969-10-01 1980-10-30 Asahi Kasei Kogyo K.K., Osaka (Japan) Verfahren und Vorrichtung zur Herstellung einer breiten Vliesbahn
DE1950669C3 (de) * 1969-10-08 1982-05-13 Metallgesellschaft Ag, 6000 Frankfurt Verfahren zur Vliesherstellung
US4189338A (en) * 1972-11-25 1980-02-19 Chisso Corporation Method of forming autogenously bonded non-woven fabric comprising bi-component fibers
JPS5212830B2 (de) * 1972-11-25 1977-04-09
GB1524713A (en) * 1975-04-11 1978-09-13 Ici Ltd Autogeneously bonded non-woven fibrous structure
NL181632C (nl) * 1976-12-23 1987-10-01 Minnesota Mining & Mfg Electreetfilter en werkwijze voor het vervaardigen daarvan.
US4215682A (en) * 1978-02-06 1980-08-05 Minnesota Mining And Manufacturing Company Melt-blown fibrous electrets
JPS5584420A (en) * 1978-12-20 1980-06-25 Chisso Corp Method of making side by side conjugate fiber with no crimp
US4211661A (en) * 1979-01-08 1980-07-08 Chave & Earley, Inc. Filter medium
US4280860A (en) * 1979-11-02 1981-07-28 Monsanto Company Process for manufacturing nonwoven fabrics composed of crimped filaments
US4340563A (en) * 1980-05-05 1982-07-20 Kimberly-Clark Corporation Method for forming nonwoven webs
US4414276A (en) * 1980-07-29 1983-11-08 Teijin Limited Novel assembly of composite fibers
US4375718A (en) * 1981-03-12 1983-03-08 Surgikos, Inc. Method of making fibrous electrets
JPS5823951A (ja) * 1981-07-31 1983-02-12 チッソ株式会社 嵩高不織布の製造方法
US4548628A (en) * 1982-04-26 1985-10-22 Asahi Kasei Kogyo Kabushiki Kaisha Filter medium and process for preparing same
US4774124A (en) * 1982-09-30 1988-09-27 Chicopee Pattern densified fabric comprising conjugate fibers
US4588537A (en) * 1983-02-04 1986-05-13 Minnesota Mining And Manufacturing Company Method for manufacturing an electret filter medium
JPS60168511A (ja) * 1984-02-10 1985-09-02 Japan Vilene Co Ltd エレクトレツトフイルタの製造方法
US4508113A (en) * 1984-03-09 1985-04-02 Chicopee Microfine fiber laminate
US4589894A (en) * 1984-04-11 1986-05-20 Minnesota Mining And Manufacturing Co. Disposable filter for a vacuum cleaner
US5415644A (en) * 1984-07-02 1995-05-16 Kimberly-Clark Corporation Diapers with elasticized side pockets
US4551378A (en) * 1984-07-11 1985-11-05 Minnesota Mining And Manufacturing Company Nonwoven thermal insulating stretch fabric and method for producing same
US4663220A (en) * 1985-07-30 1987-05-05 Kimberly-Clark Corporation Polyolefin-containing extrudable compositions and methods for their formation into elastomeric products including microfibers
US4657804A (en) * 1985-08-15 1987-04-14 Chicopee Fusible fiber/microfine fiber laminate
EP0248598B1 (de) * 1986-05-31 1992-10-21 Unitika Ltd. Vliesstoff aus Polyolefin und Verfahren zur Herstellung desselben
US5133917A (en) * 1986-09-19 1992-07-28 The Dow Chemical Company Biconstituent polypropylene/polyethylene fibers
US4839228A (en) * 1987-02-04 1989-06-13 The Dow Chemical Company Biconstituent polypropylene/polyethylene fibers
US4818587A (en) * 1986-10-17 1989-04-04 Chisso Corporation Nonwoven fabrics and method for producing them
JPS63135549A (ja) * 1986-11-28 1988-06-07 チッソ株式会社 不織布の製造方法
DE3888859T2 (de) * 1987-01-12 1994-08-04 Unitika Ltd Bikomponentfaser aus Polyolefin und aus dieser Faser hergestellter Vliesstoff.
DE3824983A1 (de) * 1987-07-24 1989-02-02 Minnesota Mining & Mfg Streckfaehiges isolierendes textilmaterial
US4842739A (en) * 1987-08-20 1989-06-27 Minnesota Mining And Manufacturing Company High surface area filter cartridge
US4830904A (en) * 1987-11-06 1989-05-16 James River Corporation Porous thermoformable heat sealable nonwoven fabric
JPH01168364A (ja) * 1987-12-24 1989-07-03 Toray Ind Inc 濾過方法
JP2545265B2 (ja) * 1988-03-22 1996-10-16 チッソ株式会社 複合繊維を用いたフィルターエレメント
US4883707A (en) * 1988-04-21 1989-11-28 James River Corporation High loft nonwoven fabric
DK245488D0 (da) * 1988-05-05 1988-05-05 Danaklon As Syntetisk fiber samt fremgangsmaade til fremstilling deraf
US5082720A (en) * 1988-05-06 1992-01-21 Minnesota Mining And Manufacturing Company Melt-bondable fibers for use in nonwoven web
US4973382A (en) * 1988-07-26 1990-11-27 International Paper Company Filtration fabric produced by wet laid process
US4980215A (en) * 1988-08-26 1990-12-25 Aldine Technologies, Inc. Absorbent package
US4917942A (en) * 1988-12-22 1990-04-17 Minnesota Mining And Manufacturing Company Nonwoven filter material
US5198057A (en) * 1988-12-23 1993-03-30 Fiberweb North America, Inc. Rebulkable nonwoven fabric
JP2682130B2 (ja) * 1989-04-25 1997-11-26 三井石油化学工業株式会社 柔軟な長繊維不織布
US5077116A (en) * 1989-05-26 1991-12-31 Lefkowitz Leonard R Forming fabric having a nonwoven surface coating
JP2754262B2 (ja) * 1989-10-02 1998-05-20 チッソ株式会社 易加工性繊維およびこれを用いた成形体
GB9006146D0 (en) * 1990-03-19 1990-05-16 Wheway Plc Filter
JP2581994B2 (ja) * 1990-07-02 1997-02-19 チッソ株式会社 高精密カートリッジフィルターおよびその製造方法
US5167765A (en) * 1990-07-02 1992-12-01 Hoechst Celanese Corporation Wet laid bonded fibrous web containing bicomponent fibers including lldpe
DK132191D0 (da) * 1991-07-05 1991-07-05 Danaklon As Fibre og fremstilling deraf
US5382400A (en) * 1992-08-21 1995-01-17 Kimberly-Clark Corporation Nonwoven multicomponent polymeric fabric and method for making same
US5401446A (en) * 1992-10-09 1995-03-28 The University Of Tennessee Research Corporation Method and apparatus for the electrostatic charging of a web or film
US5273565A (en) * 1992-10-14 1993-12-28 Exxon Chemical Patents Inc. Meltblown fabric
JP2849291B2 (ja) * 1992-10-19 1999-01-20 三井化学株式会社 エレクトレット化不織布およびその製造方法
US5482772A (en) * 1992-12-28 1996-01-09 Kimberly-Clark Corporation Polymeric strands including a propylene polymer composition and nonwoven fabric and articles made therewith
DE69417041T2 (de) * 1993-08-17 1999-07-15 Minnesota Mining & Mfg Verfahren zur aufladung von elektretfiltermedien
CA2124389C (en) * 1993-11-16 2005-08-23 Richard D. Pike Nonwoven filter media
US5597645A (en) * 1994-08-30 1997-01-28 Kimberly-Clark Corporation Nonwoven filter media for gas
US5609947A (en) * 1995-09-27 1997-03-11 Tonen Chemical Corporation Laminated non-woven fabric filtering medium and method for producing same

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MX9702931A (es) 1997-07-31
CN1171060A (zh) 1998-01-21
DE69528076D1 (de) 2002-10-10
BR9509132A (pt) 1997-09-02
KR100468551B1 (ko) 2005-03-16
EP0789612A1 (de) 1997-08-20
KR970706883A (ko) 1997-12-01
US5855784A (en) 1999-01-05
US6090731A (en) 2000-07-18
AU697204B2 (en) 1998-10-01
PL319975A1 (en) 1997-09-01
EP0789612B1 (de) 2002-09-04
WO1996013319A1 (en) 1996-05-09
ES2181800T3 (es) 2003-03-01
AU3999795A (en) 1996-05-23
CN1067910C (zh) 2001-07-04

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