GB2226508B - Filter device - Google Patents
Filter deviceInfo
- 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
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)
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)
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 |
-
1990
- 1990-01-05 GB GB9000270A patent/GB2226508B/en not_active Expired - Fee Related
Patent Citations (5)
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 |
---|---|
GB9000270D0 (en) | 1990-03-07 |
GB2226508A (en) | 1990-07-04 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 19921110 |