AU2020248478B2 - Filter media with improved dust loading - Google Patents

Filter media with improved dust loading

Info

Publication number
AU2020248478B2
AU2020248478B2 AU2020248478A AU2020248478A AU2020248478B2 AU 2020248478 B2 AU2020248478 B2 AU 2020248478B2 AU 2020248478 A AU2020248478 A AU 2020248478A AU 2020248478 A AU2020248478 A AU 2020248478A AU 2020248478 B2 AU2020248478 B2 AU 2020248478B2
Authority
AU
Australia
Prior art keywords
layer
fibers
filter material
upstream
downstream
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.)
Active
Application number
AU2020248478A
Other languages
English (en)
Other versions
AU2020248478A1 (en
Inventor
Aflal RAHMATHULLAH
Robert M. Rogers
Gregory S. Tronnes
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.)
Donaldson Co Inc
Original Assignee
Donaldson Co 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 Donaldson Co Inc filed Critical Donaldson Co Inc
Publication of AU2020248478A1 publication Critical patent/AU2020248478A1/en
Application granted granted Critical
Publication of AU2020248478B2 publication Critical patent/AU2020248478B2/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • 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
    • B01D39/18—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres the material being cellulose or derivatives thereof
    • 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
    • B01D2239/1233—Fibre diameter

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Filtering Materials (AREA)
  • Laminated Bodies (AREA)
  • Nonwoven Fabrics (AREA)
AU2020248478A 2019-03-28 2020-03-27 Filter media with improved dust loading Active AU2020248478B2 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201962825188P 2019-03-28 2019-03-28
US62/825,188 2019-03-28
PCT/US2020/025467 WO2020198681A1 (en) 2019-03-28 2020-03-27 Filter media with improved dust loading

Publications (2)

Publication Number Publication Date
AU2020248478A1 AU2020248478A1 (en) 2021-10-14
AU2020248478B2 true AU2020248478B2 (en) 2025-09-18

Family

ID=70465307

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2020248478A Active AU2020248478B2 (en) 2019-03-28 2020-03-27 Filter media with improved dust loading

Country Status (7)

Country Link
US (1) US12239930B2 (https=)
EP (1) EP3946678B1 (https=)
JP (2) JP7412439B2 (https=)
KR (1) KR20210141714A (https=)
CN (1) CN114040811A (https=)
AU (1) AU2020248478B2 (https=)
WO (1) WO2020198681A1 (https=)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
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CN114040811A (zh) 2019-03-28 2022-02-11 唐纳森公司 具有改进的灰尘负载的过滤介质
WO2021118524A1 (en) 2019-12-09 2021-06-17 Cummins Filtration Inc. Formed filter media
EP4347090A4 (en) * 2021-05-26 2025-06-25 Cummins Filtration Inc. HIGH DENSITY FILTER ELEMENT
DE102021208734A1 (de) * 2021-08-10 2023-02-16 Mando Corporation Staubschutzplatte zur Reduzierung von Bremsgeräuschen und Bremssystem mit einer Staubschutzplatte
CN117881466A (zh) 2021-08-27 2024-04-12 约翰斯曼维尔公司 波纹状过滤器介质
EP4405079A1 (en) * 2021-09-24 2024-07-31 Donaldson Company, Inc. High efficiency filter media, media packs, and filter elements
CN116637443B (zh) * 2023-06-27 2024-11-05 平原滤清器有限公司 一种纳米纤维滤材及其制备方法和应用、折叠滤芯的制备方法

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JPH07256026A (ja) * 1994-03-23 1995-10-09 Japan Vilene Co Ltd エアフィルタ用濾材
US20080202078A1 (en) * 2007-02-28 2008-08-28 Hollingsworth & Vose Company Waved filter media and elements
JP2010520049A (ja) * 2007-02-28 2010-06-10 ホリングワース・アンド・ボーズ・カンパニー 波形フィルタ材およびフィルタ要素
US20130341290A1 (en) * 2012-06-20 2013-12-26 Hollingsworth & Vose Company Fibrillated fibers for liquid filtration media
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Also Published As

Publication number Publication date
JP7807424B2 (ja) 2026-01-27
EP3946678C0 (en) 2025-12-03
AU2020248478A1 (en) 2021-10-14
JP2022527283A (ja) 2022-06-01
EP3946678A1 (en) 2022-02-09
KR20210141714A (ko) 2021-11-23
WO2020198681A1 (en) 2020-10-01
JP2024041800A (ja) 2024-03-27
EP3946678B1 (en) 2025-12-03
JP7412439B2 (ja) 2024-01-12
US12239930B2 (en) 2025-03-04
US20220152537A1 (en) 2022-05-19
CN114040811A (zh) 2022-02-11

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FGA Letters patent sealed or granted (standard patent)