GB2274604B - A filter - Google Patents

A filter

Info

Publication number
GB2274604B
GB2274604B GB9402793A GB9402793A GB2274604B GB 2274604 B GB2274604 B GB 2274604B GB 9402793 A GB9402793 A GB 9402793A GB 9402793 A GB9402793 A GB 9402793A GB 2274604 B GB2274604 B GB 2274604B
Authority
GB
United Kingdom
Prior art keywords
filter
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 - Fee Related
Application number
GB9402793A
Other versions
GB2274604A (en
GB9402793D0 (en
Inventor
John David Miller
Kenneth M Williamson
Joseph R Swiezbin
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
Pall 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
Priority claimed from US07/733,625 external-priority patent/US5252207A/en
Application filed by Pall Corp filed Critical Pall Corp
Publication of GB9402793D0 publication Critical patent/GB9402793D0/en
Publication of GB2274604A publication Critical patent/GB2274604A/en
Application granted granted Critical
Publication of GB2274604B publication Critical patent/GB2274604B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • B01D29/21—Supported filter elements arranged for inward flow filtration with corrugated, folded or wound sheets
    • 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
    • B01D29/21—Supported filter elements arranged for inward flow filtration with corrugated, folded or wound sheets
    • B01D29/213—Supported filter elements arranged for inward flow filtration with corrugated, folded or wound sheets having a concertina shape
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2201/00—Details relating to filtering apparatus
    • B01D2201/04—Supports for the filtering elements
    • B01D2201/0407—Perforated supports on both sides of the filtering element

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Filtering Materials (AREA)
GB9402793A 1990-07-30 1994-02-11 A filter Expired - Fee Related GB2274604B (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US55933590A 1990-07-30 1990-07-30
US07/733,625 US5252207A (en) 1988-06-15 1991-07-22 Wrap member having openings
GB9116492A GB2247189B (en) 1990-07-30 1991-07-30 A filter

Publications (3)

Publication Number Publication Date
GB9402793D0 GB9402793D0 (en) 1994-04-06
GB2274604A GB2274604A (en) 1994-08-03
GB2274604B true GB2274604B (en) 1995-02-22

Family

ID=27265788

Family Applications (2)

Application Number Title Priority Date Filing Date
GB9402792A Expired - Lifetime GB2274603B (en) 1990-07-30 1994-02-11 A filter
GB9402793A Expired - Fee Related GB2274604B (en) 1990-07-30 1994-02-11 A filter

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB9402792A Expired - Lifetime GB2274603B (en) 1990-07-30 1994-02-11 A filter

Country Status (1)

Country Link
GB (2) GB2274603B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109152965A (en) * 2016-03-02 2019-01-04 唐纳森公司 Filter cell and method with inside support

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6099729A (en) * 1996-03-01 2000-08-08 Parker-Hannifin Corporation Coreless non-metallic filter element
KR102052327B1 (en) * 2015-06-08 2020-01-08 생-고뱅 퍼포먼스 플라스틱스 코포레이션 High pressure resistant filter

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB723200A (en) * 1951-07-27 1955-02-02 Bendix Aviat Corp Filtering device
US3827566A (en) * 1969-05-20 1974-08-06 C Ponce Multi-level, pleated filter array
EP0001407B1 (en) * 1977-09-29 1981-02-25 Pall Corporation Tubular filter elements with improved side seam seal
GB2106001A (en) * 1981-05-18 1983-04-07 Bion And Company Limited Rober Filter element supports
GB2214448A (en) * 1988-01-26 1989-09-06 Pall Corp Filter element

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4089783A (en) * 1974-02-08 1978-05-16 Crosland Filters Limited Filter
US4233042A (en) * 1978-03-06 1980-11-11 Incom International Inc. Air-oil separator
DE68914722T2 (en) * 1988-06-15 1994-08-04 Pall Corp Filter arrangement.

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB723200A (en) * 1951-07-27 1955-02-02 Bendix Aviat Corp Filtering device
US3827566A (en) * 1969-05-20 1974-08-06 C Ponce Multi-level, pleated filter array
EP0001407B1 (en) * 1977-09-29 1981-02-25 Pall Corporation Tubular filter elements with improved side seam seal
GB2106001A (en) * 1981-05-18 1983-04-07 Bion And Company Limited Rober Filter element supports
GB2214448A (en) * 1988-01-26 1989-09-06 Pall Corp Filter element

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109152965A (en) * 2016-03-02 2019-01-04 唐纳森公司 Filter cell and method with inside support
CN109152965B (en) * 2016-03-02 2021-04-13 唐纳森公司 Filter element with internal support, and method

Also Published As

Publication number Publication date
GB2274604A (en) 1994-08-03
GB2274603B (en) 1995-02-22
GB2274603A (en) 1994-08-03
GB9402793D0 (en) 1994-04-06
GB9402792D0 (en) 1994-04-06

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20080730