EP2958652A4 - Multi-layered filter media - Google Patents

Multi-layered filter media Download PDF

Info

Publication number
EP2958652A4
EP2958652A4 EP14754942.2A EP14754942A EP2958652A4 EP 2958652 A4 EP2958652 A4 EP 2958652A4 EP 14754942 A EP14754942 A EP 14754942A EP 2958652 A4 EP2958652 A4 EP 2958652A4
Authority
EP
European Patent Office
Prior art keywords
multi
filter media
layered filter
layered
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.)
Pending
Application number
EP14754942.2A
Other languages
German (de)
French (fr)
Other versions
EP2958652A1 (en
Inventor
Máté NAGY
Sven Siegle
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.)
Hollingsworth and Vose Co
Original Assignee
Hollingsworth and Vose Co
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
Priority to US13/775,420 priority Critical patent/US9149748B2/en
Application filed by Hollingsworth and Vose Co filed Critical Hollingsworth and Vose Co
Priority to PCT/US2014/017979 priority patent/WO2014130933A1/en
Publication of EP2958652A1 publication Critical patent/EP2958652A1/en
Publication of EP2958652A4 publication Critical patent/EP2958652A4/en
Application status is Pending legal-status Critical

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D39/00Filtering material for liquid or gaseous fluids
    • B01D39/14Other self-supporting filtering material ; Other filtering material
    • B01D39/16Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres
    • B01D39/1607Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres the material being fibrous
    • B01D39/1623Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres the material being fibrous of synthetic origin
    • B01D39/163Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres the material being fibrous of synthetic origin sintered or bonded
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D39/00Filtering material for liquid or gaseous fluids
    • B01D39/14Other self-supporting filtering material ; Other filtering material
    • B01D39/16Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres
    • B01D39/18Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres the material being cellulose or derivatives thereof
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2239/00Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/06Filter cloth, e.g. knitted, woven non-woven; self-supported material
    • B01D2239/0604Arrangement of the fibres in the filtering material
    • B01D2239/0622Melt-blown
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2239/00Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/08Special characteristics of binders
    • B01D2239/086Binders between particles or fibres
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2239/00Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/12Special parameters characterising the filtering material
    • B01D2239/1216Pore size
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2239/00Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/12Special parameters characterising the filtering material
    • B01D2239/1258Permeability
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2275/00Filter media structures for filters specially adapted for separating dispersed particles from gases or vapours
    • B01D2275/10Multiple layers
EP14754942.2A 2012-11-13 2014-02-24 Multi-layered filter media Pending EP2958652A4 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
US13/775,420 US9149748B2 (en) 2012-11-13 2013-02-25 Multi-layered filter media
PCT/US2014/017979 WO2014130933A1 (en) 2013-02-25 2014-02-24 Multi-layered filter media

Publications (2)

Publication Number Publication Date
EP2958652A1 EP2958652A1 (en) 2015-12-30
EP2958652A4 true EP2958652A4 (en) 2017-02-22

Family

ID=51391886

Family Applications (1)

Application Number Title Priority Date Filing Date
EP14754942.2A Pending EP2958652A4 (en) 2012-11-13 2014-02-24 Multi-layered filter media

Country Status (3)

Country Link
EP (1) EP2958652A4 (en)
CN (1) CN105102097B (en)
WO (1) WO2014130933A1 (en)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20090120048A1 (en) * 2007-11-09 2009-05-14 Hollingsworth & Vose Company Meltblown Filter Medium
US20110168622A1 (en) * 2010-01-12 2011-07-14 Purolator Filters Na Llc High Efficiency, High Capacity Filter Media
US20110259813A1 (en) * 2010-04-27 2011-10-27 Hollingsworth & Vose Company Filter media with a multi-layer structure
US8172092B2 (en) * 2009-01-22 2012-05-08 Clarcor Inc. Filter having melt-blown and electrospun fibers
US20130001155A1 (en) * 2010-03-12 2013-01-03 Mann+Hummel Gmbh Filter Medium of a Filter Element, Filter Element and Method for Producing a Filter Medium

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20060137317A1 (en) * 2004-12-28 2006-06-29 Bryner Michael A Filtration media for filtering particulate material from gas streams
US8858681B2 (en) * 2007-04-23 2014-10-14 W. L. Gore & Associates, Inc. Patterned porous venting materials
BRPI0821434A2 (en) * 2007-12-28 2015-06-16 3M Innovative Properties Co non-woven fibrous composite webs and methods of preparation and use thereof
US20100001028A1 (en) * 2008-07-01 2010-01-07 Larry Titshaw Waist mounted hose and cord puller
US8357220B2 (en) * 2008-11-07 2013-01-22 Hollingsworth & Vose Company Multi-phase filter medium
US8118910B2 (en) * 2009-03-23 2012-02-21 General Electric Company Layered filtration membrane and methods of making same
US8523971B2 (en) * 2009-05-07 2013-09-03 The Hong Kong Polytechnic University Multilayer nanofiber filter
WO2012027659A2 (en) * 2010-08-26 2012-03-01 Ppg Industries Ohio, Inc. Filtration media and applications thereof

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20090120048A1 (en) * 2007-11-09 2009-05-14 Hollingsworth & Vose Company Meltblown Filter Medium
US8172092B2 (en) * 2009-01-22 2012-05-08 Clarcor Inc. Filter having melt-blown and electrospun fibers
US20110168622A1 (en) * 2010-01-12 2011-07-14 Purolator Filters Na Llc High Efficiency, High Capacity Filter Media
US20130001155A1 (en) * 2010-03-12 2013-01-03 Mann+Hummel Gmbh Filter Medium of a Filter Element, Filter Element and Method for Producing a Filter Medium
US20110259813A1 (en) * 2010-04-27 2011-10-27 Hollingsworth & Vose Company Filter media with a multi-layer structure

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2014130933A1 *

Also Published As

Publication number Publication date
WO2014130933A1 (en) 2014-08-28
CN105102097A (en) 2015-11-25
CN105102097B (en) 2017-10-31
EP2958652A1 (en) 2015-12-30

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RIC1 Classification (correction)

Ipc: B01D 29/50 20060101AFI20160929BHEP

Ipc: B01D 39/16 20060101ALI20160929BHEP

Ipc: B01D 39/18 20060101ALI20160929BHEP

RIC1 Classification (correction)

Ipc: B01D 39/16 20060101ALI20170113BHEP

Ipc: B01D 29/50 20060101AFI20170113BHEP

Ipc: B01D 39/18 20060101ALI20170113BHEP

A4 Despatch of supplementary search report

Effective date: 20170119