GB2226508B - Filter device - Google Patents

Filter device

Info

Publication number
GB2226508B
GB2226508B GB9000270A GB9000270A GB2226508B GB 2226508 B GB2226508 B GB 2226508B GB 9000270 A GB9000270 A GB 9000270A GB 9000270 A GB9000270 A GB 9000270A GB 2226508 B GB2226508 B GB 2226508B
Authority
GB
United Kingdom
Prior art keywords
filter device
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
GB9000270A
Other versions
GB2226508A (en
GB9000270D0 (en
Inventor
Frank R Pascale
Vlado I Matkovich
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 GB8726270A external-priority patent/GB2197220B/en
Application filed by Pall Corp filed Critical Pall Corp
Publication of GB9000270D0 publication Critical patent/GB9000270D0/en
Publication of GB2226508A publication Critical patent/GB2226508A/en
Application granted granted Critical
Publication of GB2226508B publication Critical patent/GB2226508B/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
    • 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
    • B01D29/01—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 flat 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
    • B01D29/88—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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2201/00—Details relating to filtering apparatus
    • B01D2201/18—Filters characterised by the openings or pores
    • B01D2201/182—Filters characterised by the openings or pores for depth filtration

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Sampling And Sample Adjustment (AREA)
GB9000270A 1986-11-12 1990-01-05 Filter device Expired - Fee Related GB2226508B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US92935286A 1986-11-12 1986-11-12
GB8726270A GB2197220B (en) 1986-11-12 1987-11-10 Filter device

Publications (3)

Publication Number Publication Date
GB9000270D0 GB9000270D0 (en) 1990-03-07
GB2226508A GB2226508A (en) 1990-07-04
GB2226508B true GB2226508B (en) 1991-01-23

Family

ID=26293010

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9000270A Expired - Fee Related GB2226508B (en) 1986-11-12 1990-01-05 Filter device

Country Status (1)

Country Link
GB (1) GB2226508B (en)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1375675A (en) * 1972-02-15 1974-11-27
GB1379452A (en) * 1971-02-23 1975-01-02 Mochida Pharm Co Ltd Filter for urine samples to be used in pregnancy test and method of using same
GB1437480A (en) * 1972-06-06 1976-05-26 Ishikawa Manufactory Co Ltd Medical needle assembly incorporating a filter
GB1463807A (en) * 1973-03-01 1977-02-09 Wellcome Found Filters
GB1469843A (en) * 1973-04-25 1977-04-06 Sherwood Medical Ind Inc Process for manufacturing a filter device

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1379452A (en) * 1971-02-23 1975-01-02 Mochida Pharm Co Ltd Filter for urine samples to be used in pregnancy test and method of using same
GB1375675A (en) * 1972-02-15 1974-11-27
GB1437480A (en) * 1972-06-06 1976-05-26 Ishikawa Manufactory Co Ltd Medical needle assembly incorporating a filter
GB1463807A (en) * 1973-03-01 1977-02-09 Wellcome Found Filters
GB1469843A (en) * 1973-04-25 1977-04-06 Sherwood Medical Ind Inc Process for manufacturing a filter device

Also Published As

Publication number Publication date
GB2226508A (en) 1990-07-04
GB9000270D0 (en) 1990-03-07

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Legal Events

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

Effective date: 19921110