DE69628752D1 - Direkt verbundenes filtermedium für fluide und träger, beide bestehend aus schmelzgeblasenem filtervlies - Google Patents

Direkt verbundenes filtermedium für fluide und träger, beide bestehend aus schmelzgeblasenem filtervlies

Info

Publication number
DE69628752D1
DE69628752D1 DE69628752T DE69628752T DE69628752D1 DE 69628752 D1 DE69628752 D1 DE 69628752D1 DE 69628752 T DE69628752 T DE 69628752T DE 69628752 T DE69628752 T DE 69628752T DE 69628752 D1 DE69628752 D1 DE 69628752D1
Authority
DE
Germany
Prior art keywords
fluids
supports
directly connected
filter medium
liquid
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
DE69628752T
Other languages
English (en)
Other versions
DE69628752T2 (de
Inventor
D Barboza
S Hoffman
V Kopp
J Schmitt
C Shucosky
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.)
Pall Corp
Original Assignee
USF Filtration and Separations 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
Application filed by USF Filtration and Separations Group Inc filed Critical USF Filtration and Separations Group Inc
Application granted granted Critical
Publication of DE69628752D1 publication Critical patent/DE69628752D1/de
Publication of DE69628752T2 publication Critical patent/DE69628752T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • D04H3/02—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length characterised by the method of forming fleeces or layers, e.g. reorientation of yarns or filaments
    • D04H3/03—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length characterised by the method of forming fleeces or layers, e.g. reorientation of yarns or filaments at random
    • 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
    • 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
    • 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
    • D04H3/016—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length characterised by the fineness
    • 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
    • D04H3/16—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 filaments produced in association with filament formation, e.g. immediately following extrusion
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2101/00—Types of filters having loose filtering material
    • B01D2101/005—Types of filters having loose filtering material with a binder between the individual particles or fibres
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2201/00—Details relating to filtering apparatus
    • B01D2201/52—Filter identification means
    • 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
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S264/00—Plastic and nonmetallic article shaping or treating: processes
    • Y10S264/75—Processes of uniting two or more fibers
DE69628752T 1995-05-02 1996-04-10 Direkt verbundenes filtermedium für fluide und träger, beide bestehend aus schmelzgeblasenem filtervlies Expired - Lifetime DE69628752T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US433006 1995-05-02
US08/433,006 US5591335A (en) 1995-05-02 1995-05-02 Filter cartridges having nonwoven melt blown filtration media with integral co-located support and filtration
PCT/US1996/004938 WO1996034673A1 (en) 1995-05-02 1996-04-10 Nonwoven, melt blown fluid filtration media with integral co-located support and filtration fibers, filter cartridges employing, and methods and apparatus of making, the same

Publications (2)

Publication Number Publication Date
DE69628752D1 true DE69628752D1 (de) 2003-07-24
DE69628752T2 DE69628752T2 (de) 2004-04-22

Family

ID=23718476

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69628752T Expired - Lifetime DE69628752T2 (de) 1995-05-02 1996-04-10 Direkt verbundenes filtermedium für fluide und träger, beide bestehend aus schmelzgeblasenem filtervlies

Country Status (9)

Country Link
US (4) US5591335A (de)
EP (1) EP0830191B1 (de)
JP (2) JP4049812B2 (de)
CN (2) CN1073868C (de)
AU (1) AU703176B2 (de)
CA (1) CA2219666C (de)
DE (1) DE69628752T2 (de)
IL (1) IL118106A (de)
WO (1) WO1996034673A1 (de)

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CN1188422A (zh) 1998-07-22
DE69628752T2 (de) 2004-04-22
US5783011A (en) 1998-07-21
EP0830191B1 (de) 2003-06-18
US5681469A (en) 1997-10-28
WO1996034673A1 (en) 1996-11-07
EP0830191A1 (de) 1998-03-25
AU703176B2 (en) 1999-03-18
CA2219666A1 (en) 1996-11-07
CN1073868C (zh) 2001-10-31
AU5389296A (en) 1996-11-21
CN1346909A (zh) 2002-05-01
JP2008036634A (ja) 2008-02-21
IL118106A0 (en) 1996-09-12
JP4451902B2 (ja) 2010-04-14
IL118106A (en) 1999-12-31
US5733581A (en) 1998-03-31
JPH11504853A (ja) 1999-05-11
EP0830191A4 (de) 1999-02-10
US5591335A (en) 1997-01-07
CA2219666C (en) 2007-01-09
CN1180148C (zh) 2004-12-15
JP4049812B2 (ja) 2008-02-20

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