CA1034876A - Pressure filters - Google Patents

Pressure filters

Info

Publication number: CA1034876A
Authority: CA; Canada
Prior art keywords: pressure filters; filters; pressure
Prior art date: 1974-09-18
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

CA235,454A

Other languages

English (en)

French (fr)

Inventor

Ralph D. Gwilliam

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.)

Imerys Minerals Ltd

Original Assignee

English Clays Lovering Pochin Co 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.)

1974-09-18

Filing date

1975-09-15

Publication date

1978-07-18

1975-09-15 Application filed by English Clays Lovering Pochin Co Ltd filed Critical English Clays Lovering Pochin Co Ltd

1978-07-18 Application granted granted Critical

1978-07-18 Publication of CA1034876A publication Critical patent/CA1034876A/en

Status Expired legal-status Critical Current

Links

Classifications

- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D35/00—Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
- B01D35/14—Safety devices specially adapted for filtration; Devices for indicating clogging
- B01D35/153—Anti-leakage or anti-return valves
- 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
- 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
- B01D29/62—Regenerating the filter material in the filter
- B01D29/70—Regenerating the filter material in the filter by forces created by movement of the filter element
- 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
- B01D29/76—Handling the filter cake in the filter for purposes other than for regenerating
- B01D29/80—Handling the filter cake in the filter for purposes other than for regenerating for drying
- B01D29/82—Handling the filter cake in the filter for purposes other than for regenerating for drying by compression
- B01D29/822—Handling the filter cake in the filter for purposes other than for regenerating for drying by compression using membranes
- 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
- B01D29/88—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor having feed or discharge devices
- B01D29/90—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor having feed or discharge devices for feeding

Landscapes

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

CA235,454A 1974-09-18 1975-09-15 Pressure filters Expired CA1034876A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GB40764/74A GB1482674A (en)	1974-09-18	1974-09-18	Pressure filters

Publications (1)

Publication Number	Publication Date
CA1034876A true CA1034876A (en)	1978-07-18

Family

ID=10416505

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA235,454A Expired CA1034876A (en)	1974-09-18	1975-09-15	Pressure filters

Country Status (8)

Country	Link
JP (1)	JPS5686B2 (de)
CA (1)	CA1034876A (de)
DE (1)	DE2541233A1 (de)
FR (1)	FR2285166A1 (de)
GB (1)	GB1482674A (de)
IT (1)	IT1047411B (de)
NL (1)	NL7511003A (de)
SE (1)	SE412525B (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB2072032B (en) *	1980-03-18	1983-09-01	English Clays Lovering Pochin	Pressure filter
GB2102297B (en) *	1981-07-20	1985-04-03	Alfa Laval Co Ltd	Tube pressure filter
EP0392340A3 (de) *	1989-04-08	1993-03-31	SCHOTTEN, Alfons	Pressfilter
US5173196A (en) *	1989-12-08	1992-12-22	Macrae Dennis P	Dewatering and compacting equipment with high pressure pumping arrangement

1974
- 1974-09-18 GB GB40764/74A patent/GB1482674A/en not_active Expired
1975
- 1975-09-15 CA CA235,454A patent/CA1034876A/en not_active Expired
- 1975-09-16 DE DE19752541233 patent/DE2541233A1/de not_active Withdrawn
- 1975-09-17 SE SE7510421A patent/SE412525B/xx unknown
- 1975-09-17 IT IT69317/75A patent/IT1047411B/it active
- 1975-09-18 JP JP11219475A patent/JPS5686B2/ja not_active Expired
- 1975-09-18 NL NL7511003A patent/NL7511003A/xx not_active Application Discontinuation
- 1975-09-18 FR FR7528590A patent/FR2285166A1/fr not_active Withdrawn

Also Published As

Publication number	Publication date
JPS5156064A (de)	1976-05-17
DE2541233A1 (de)	1976-04-08
SE412525B (sv)	1980-03-10
NL7511003A (nl)	1976-03-22
GB1482674A (en)	1977-08-10
IT1047411B (it)	1980-09-10
FR2285166A1 (fr)	1976-04-16
JPS5686B2 (de)	1981-01-06
SE7510421L (sv)	1976-03-19

Publication	Publication Date	Title
CA1012074A (en)	1977-06-14	Nasal filter
CA1020475A (en)	1977-11-08	Pressure vessels
CA1029710A (en)	1978-04-18	High pressure valve
AU502084B2 (en)	1979-07-12	Filter element
CA1026638A (en)	1978-02-21	Tobacco-smoke filters
CA1034881A (en)	1978-07-18	Compact air filter
AU498189B2 (en)	1979-02-15	Digital filter
CA1035660A (en)	1978-08-01	Tobacco-smoke filters
CA1022474A (en)	1977-12-13	Dual filter arrangement
AU497890B2 (en)	1979-01-18	Fluid filter
AU499212B2 (en)	1979-04-12	Digital filter
CA1022421A (en)	1977-12-13	Cigarette filters
CA1025370A (en)	1978-01-31	Filter device
CA1034514A (en)	1978-07-11	Fluid filter system
CA1035288A (en)	1978-07-25	Strainer
CA1023811A (en)	1978-01-03	Digital filters
AU497823B2 (en)	1979-01-11	Low pressure casting
CA1022033A (en)	1977-12-06	Pressure reducer
CA1024032A (en)	1978-01-10	Cigarette filter
AU498554B2 (en)	1979-03-15	Pressure vessel
AU502009B2 (en)	1979-07-12	Crystal filter
CA1034876A (en)	1978-07-18	Pressure filters
AU497738B2 (en)	1979-01-04	Filter
AU498082B2 (en)	1979-02-08	Filter
CA1032086A (en)	1978-05-30	Oil filter