FR2140520B1 - - Google Patents

Info

Publication number: FR2140520B1
Authority: FR; France
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

Application number

FR7220450A

Other languages

Other versions

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.)

Fawcett Engineering Ltd

Original Assignee

Fawcett Engineering Ltd

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.)

1971-06-09

Filing date

1972-06-07

Publication date

1977-12-23

1972-06-07 Application filed by Fawcett Engineering Ltd filed Critical Fawcett Engineering Ltd

1973-01-19 Publication of FR2140520A1 publication Critical patent/FR2140520A1/fr

1974-04-01 Priority claimed from US05/457,035 external-priority patent/US3950256A/en

1977-12-23 Application granted granted Critical

1977-12-23 Publication of FR2140520B1 publication Critical patent/FR2140520B1/fr

Status Expired 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

Landscapes

Chemical & Material Sciences (AREA)
Chemical Kinetics & Catalysis (AREA)
Filtering Of Dispersed Particles In Gases (AREA)
Filtration Of Liquid (AREA)

FR7220450A 1971-06-09 1972-06-07 Expired FR2140520B1 (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
GB1975571A GB1400452A (en)	1971-06-09	1971-06-09	Filter elements
US05/457,035 US3950256A (en)	1971-06-09	1974-04-01	Filter elements

Publications (2)

Publication Number	Publication Date
FR2140520A1 FR2140520A1 (en)	1973-01-19
FR2140520B1 true FR2140520B1 (en)	1977-12-23

Family

ID=26254233

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR7220450A Expired FR2140520B1 (en)	1971-06-09	1972-06-07

Country Status (5)

Country	Link
AU (1)	AU472067B2 (en)
CA (1)	CA1003343A (en)
DE (1)	DE2227378C3 (en)
FR (1)	FR2140520B1 (en)
GB (1)	GB1400452A (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4488966A (en) *	1980-01-24	1984-12-18	Brunswick Corporation	Filter pleat support means
CA1175756A (en) *	1980-01-24	1984-10-09	John I. Schaeffer	Filter pleat support means
DE4128062C2 (en) *	1991-08-23	1997-02-06	Knecht Filterwerke Gmbh	Pleated, flexible filter material with pleat spacers
DE4436228A1 (en) *	1994-05-18	1996-04-18	Knecht Filterwerke Gmbh	Tubular support body for an annular filter insert

1971
- 1971-06-09 GB GB1975571A patent/GB1400452A/en not_active Expired
1972
- 1972-06-06 DE DE2227378A patent/DE2227378C3/en not_active Expired
- 1972-06-07 FR FR7220450A patent/FR2140520B1/fr not_active Expired
- 1972-06-07 CA CA144,133A patent/CA1003343A/en not_active Expired
- 1972-06-09 AU AU43315/72A patent/AU472067B2/en not_active Expired

Also Published As

Publication number	Publication date
DE2227378A1 (en)	1972-12-28
AU4331572A (en)	1973-12-13
CA1003343A (en)	1977-01-11
GB1400452A (en)	1975-07-16
DE2227378C3 (en)	1978-10-05
DE2227378B2 (en)	1978-02-02
FR2140520A1 (en)	1973-01-19
AU472067B2 (en)	1973-12-13

Publication	Publication Date	Title
ATA136472A (en)	1973-12-15
AU2658571A (en)	1972-09-21
AU2691671A (en)	1972-09-28
AU2485671A (en)	1972-08-03
AU3005371A (en)	1972-12-21
AU2952271A (en)	1972-12-07
AU2941471A (en)	1972-11-30
AU2894671A (en)	1972-11-23
AU2742671A (en)	1972-10-12
AU2684071A (en)	1972-09-28
AU2564071A (en)	1972-08-24
AU2473671A (en)	1972-08-03
AU2399971A (en)	1972-07-06
AU3038671A (en)	1973-01-04
AU2486471A (en)	1972-08-03
AU3025871A (en)	1973-01-04
AU2503871A (en)	1972-08-10
AU2456871A (en)	1972-08-17
AU2577671A (en)	1972-08-24
AU2588771A (en)	1972-08-31
AU2654071A (en)	1972-09-21
AU2455871A (en)	1972-07-27
AU2669471A (en)	1972-09-21
AU2415871A (en)	1972-07-13
AU2684171A (en)	1971-07-15

Legal Events

Date	Code	Title	Description
1989-04-21	ST	Notification of lapse