GB2274603B - A filter - Google Patents

A filter

Info

Publication number: GB2274603B
Authority: GB; United Kingdom
Prior art keywords: filter
Prior art date: 1990-07-30
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

GB9402792A

Other versions

GB2274603A (en

GB9402792D0 (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.)

1990-07-30

Filing date

1994-02-11

Publication date

1995-02-22

1991-07-22 Priority claimed from US07/733,625 external-priority patent/US5252207A/en

1994-02-11 Application filed by Pall Corp filed Critical Pall Corp

1994-04-06 Publication of GB9402792D0 publication Critical patent/GB9402792D0/en

1994-08-03 Publication of GB2274603A publication Critical patent/GB2274603A/en

1995-02-22 Application granted granted Critical

1995-02-22 Publication of GB2274603B publication Critical patent/GB2274603B/en

2011-07-30 Anticipated expiration legal-status Critical

Status Expired - Lifetime legal-status Critical Current

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)

GB9402792A 1990-07-30 1994-02-11 A filter Expired - Lifetime GB2274603B (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
GB9402792D0 GB9402792D0 (en)	1994-04-06
GB2274603A GB2274603A (en)	1994-08-03
GB2274603B true GB2274603B (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 After (1)

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

Country Status (1)

Country	Link
GB (2)	GB2274603B (en)

Families Citing this family (3)

* 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
WO2016200745A1 (en) *	2015-06-08	2016-12-15	Saint-Gobain Performance Plastics Corporation	High pressure resistant filter
CN113198258A (en) *	2016-03-02	2021-08-03	唐纳森公司	Filter element with internal support, and method

Citations (8)

* 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
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
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
EP0347188A2 (en) *	1988-06-15	1989-12-20	Pall Corporation	A filter arrangement

1994
- 1994-02-11 GB GB9402792A patent/GB2274603B/en not_active Expired - Lifetime
- 1994-02-11 GB GB9402793A patent/GB2274604B/en not_active Expired - Fee Related

Patent Citations (8)

* 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
US4089783A (en) *	1974-02-08	1978-05-16	Crosland Filters Limited	Filter
EP0001407B1 (en) *	1977-09-29	1981-02-25	Pall Corporation	Tubular filter elements with improved side seam seal
US4233042A (en) *	1978-03-06	1980-11-11	Incom International Inc.	Air-oil separator
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
EP0347188A2 (en) *	1988-06-15	1989-12-20	Pall Corporation	A filter arrangement

Also Published As

Publication number	Publication date
GB2274603A (en)	1994-08-03
GB2274604B (en)	1995-02-22
GB9402793D0 (en)	1994-04-06
GB2274604A (en)	1994-08-03
GB9402792D0 (en)	1994-04-06

Publication	Publication Date	Title
GB2247189B (en)	1995-03-01	A filter
GB2247849B (en)	1995-03-22	Filter elements
AU113313S (en)	1992-02-21	A cookpot
ZA942328B (en)	1994-10-03	A filter
HK80396A (en)	1996-05-17	A brief
GB2216030B (en)	1991-10-09	A filter
EP0406962A3 (en)	1991-04-17	A filter
GB2243508B (en)	1994-08-17	A continuous time filter circuit
EP0347188A3 (en)	1990-06-06	A filter arrangement
AU112925S (en)	1991-11-25	Filter
GB2241531B (en)	1994-02-16	A keep
GB9022778D0 (en)	1990-12-05	Filters
GB2299156B (en)	1996-12-11	A dearmer
EP0522007A4 (en)	1993-06-16	A fonctionalized complexand
GB2274603B (en)	1995-02-22	A filter
GB2267838B (en)	1995-08-30	A filter
GB9015468D0 (en)	1990-08-29	Filter
GB9000311D0 (en)	1990-03-07	Filter elements
AU112161S (en)	1991-09-23	A section
GB8913655D0 (en)	1989-08-02	A filter
GB8902261D0 (en)	1989-03-22	A filter
GB9009953D0 (en)	1990-06-27	Filter
GB9010117D0 (en)	1990-06-27	Filter
GB9011144D0 (en)	1990-07-04	Filter
PL285862A1 (en)	1992-01-13	Filter

Legal Events

Date	Code	Title	Description
2011-08-24	PE20	Patent expired after termination of 20 years	Expiry date: 20110729