EP3600598A4 - Filter media including a waved filteration layer - Google Patents

Filter media including a waved filteration layer Download PDF

Info

Publication number
EP3600598A4
EP3600598A4 EP18772215.2A EP18772215A EP3600598A4 EP 3600598 A4 EP3600598 A4 EP 3600598A4 EP 18772215 A EP18772215 A EP 18772215A EP 3600598 A4 EP3600598 A4 EP 3600598A4
Authority
EP
European Patent Office
Prior art keywords
filteration
waved
layer
filter media
media including
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.)
Withdrawn
Application number
EP18772215.2A
Other languages
German (de)
French (fr)
Other versions
EP3600598A1 (en
Inventor
Bruce Smith
David T. Healey
Ingrid Rückert
Siqiang Zhu
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 claimed from US15/466,799 external-priority patent/US10561972B2/en
Application filed by Hollingsworth and Vose Co filed Critical Hollingsworth and Vose Co
Publication of EP3600598A1 publication Critical patent/EP3600598A1/en
Publication of EP3600598A4 publication Critical patent/EP3600598A4/en
Withdrawn legal-status Critical Current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
    • B01D39/14—Other self-supporting filtering material ; Other filtering material
    • B01D39/20—Other self-supporting filtering material ; Other filtering material of inorganic material, e.g. asbestos paper, metallic filtering material of non-woven wires
    • B01D39/2003—Glass or glassy material
    • B01D39/2017—Glass or glassy material the material being filamentary or fibrous
    • 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
    • B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/04—Additives and treatments of the filtering material
    • B01D2239/0414—Surface modifiers, e.g. comprising ion exchange groups
    • B01D2239/0421—Rendering the filter material hydrophilic
    • 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
    • B01D2239/065—More than one layer present in the filtering material
    • 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
    • B01D2239/065—More than one layer present in the filtering material
    • B01D2239/0654—Support 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
    • B01D2239/06—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
    • B01D2239/12—Special parameters characterising the filtering material
    • B01D2239/1216—Pore size
    • 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
    • B01D2239/1233—Fibre diameter
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Filtering Materials (AREA)
EP18772215.2A 2017-03-22 2018-03-21 Filter media including a waved filteration layer Withdrawn EP3600598A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US15/466,799 US10561972B2 (en) 2015-09-18 2017-03-22 Filter media including a waved filtration layer
PCT/US2018/023529 WO2018175556A1 (en) 2017-03-22 2018-03-21 Filter media including a waved filteration layer

Publications (2)

Publication Number Publication Date
EP3600598A1 EP3600598A1 (en) 2020-02-05
EP3600598A4 true EP3600598A4 (en) 2021-01-06

Family

ID=63586084

Family Applications (1)

Application Number Title Priority Date Filing Date
EP18772215.2A Withdrawn EP3600598A4 (en) 2017-03-22 2018-03-21 Filter media including a waved filteration layer

Country Status (3)

Country Link
EP (1) EP3600598A4 (en)
CN (1) CN110446538B (en)
WO (1) WO2018175556A1 (en)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20100107881A1 (en) * 2007-02-28 2010-05-06 Hollingsworth & Vose Company Waved filter media and elements
US20160136554A1 (en) * 2014-05-15 2016-05-19 Hollingsworth & Vose Company Surface modified filter media

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3543937A (en) * 1968-08-02 1970-12-01 Joseph M Choun Filter media
JP3362453B2 (en) * 1993-05-21 2003-01-07 株式会社デンソー Filtration element
JPH1129756A (en) * 1997-07-10 1999-02-02 Wako Sangyo Kk Adhesive and filter element formed using this adhesive
RU2300543C2 (en) * 2001-05-31 2007-06-10 Дональдсон Компани, Инк. Fine fiber compositions, methods for preparation thereof, and a method of manufacturing fine-fiber material
EP2117674A1 (en) * 2007-02-22 2009-11-18 Donaldson Company, Inc. Filter element and method
JP5346301B2 (en) * 2007-02-28 2013-11-20 ホリングワース・アンド・ボーズ・カンパニー Wave filter material and filter element
US8282712B2 (en) * 2008-04-07 2012-10-09 E I Du Pont De Nemours And Company Air filtration medium with improved dust loading capacity and improved resistance to high humidity environment
US8636833B2 (en) * 2009-09-16 2014-01-28 E I Du Pont De Nemours And Company Air filtration medium with improved dust loading capacity and improved resistance to high humidity environment
US10195542B2 (en) * 2014-05-15 2019-02-05 Hollingsworth & Vose Company Surface modified filter media

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20100107881A1 (en) * 2007-02-28 2010-05-06 Hollingsworth & Vose Company Waved filter media and elements
US20160136554A1 (en) * 2014-05-15 2016-05-19 Hollingsworth & Vose Company Surface modified filter media

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2018175556A1 *

Also Published As

Publication number Publication date
CN110446538B (en) 2022-10-14
WO2018175556A1 (en) 2018-09-27
EP3600598A1 (en) 2020-02-05
CN110446538A (en) 2019-11-12

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