GB1429253A - Pocket-type fluid treating filter - Google Patents
Pocket-type fluid treating filterInfo
- Publication number
- GB1429253A GB1429253A GB4534473A GB4534473A GB1429253A GB 1429253 A GB1429253 A GB 1429253A GB 4534473 A GB4534473 A GB 4534473A GB 4534473 A GB4534473 A GB 4534473A GB 1429253 A GB1429253 A GB 1429253A
- Authority
- GB
- United Kingdom
- Prior art keywords
- filter
- sept
- type fluid
- fluid treating
- 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
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/02—Particle separators, e.g. dust precipitators, having hollow filters made of flexible material
- B01D46/023—Pockets filters, i.e. multiple bag filters mounted on a common frame
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
- Filtering Materials (AREA)
- Air Bags (AREA)
- External Artificial Organs (AREA)
Abstract
1429253 Gas filter AMERICAN AIR FILTER CO INC 27 Sept 1973 [29 Sept 1972] 45344/73 Heading BIT A pocket type filter element is made by sewing two sheets of filter medium together by parallel rows of stitches and along one end to form a flat bag dvided into pockets each open at one end 6, and external reinforcing strips 26, 28, of pervious or impervious material are sewn on at the same time to cover the stitch holes. Stitching may involve one or two threads in each row. The filter medium may be woven or felted possibly reinforced by outer layers 15, 17 of scrim. The strips 26, 28 may be multi-stranded, fluffy yarn. Several such elements may be glued to a common end plate (Fig. 1 not shown).
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US29366772A | 1972-09-29 | 1972-09-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1429253A true GB1429253A (en) | 1976-03-24 |
Family
ID=23130032
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB4534473A Expired GB1429253A (en) | 1972-09-29 | 1973-09-27 | Pocket-type fluid treating filter |
Country Status (15)
| Country | Link |
|---|---|
| JP (1) | JPS4971553A (en) |
| AR (1) | AR197419A1 (en) |
| AT (1) | AT339262B (en) |
| BE (1) | BE805355A (en) |
| BR (1) | BR7307528D0 (en) |
| CA (1) | CA997681A (en) |
| CH (1) | CH570188A5 (en) |
| DE (1) | DE2345820A1 (en) |
| ES (2) | ES216865Y (en) |
| FR (1) | FR2201112B1 (en) |
| GB (1) | GB1429253A (en) |
| IT (1) | IT995316B (en) |
| NL (1) | NL7312893A (en) |
| SE (1) | SE401789B (en) |
| ZA (1) | ZA735883B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0250801A1 (en) * | 1986-06-19 | 1988-01-07 | Allied Corporation | Convoluted panel filter cartridge |
| US5084076A (en) * | 1988-06-28 | 1992-01-28 | Btr Plc | Filter |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2947080A1 (en) * | 1979-11-22 | 1981-05-27 | Delbag-Luftfilter Gmbh, 1000 Berlin | Air filter cell - made from two pieces of cardboard and filter material |
| DE3036114A1 (en) * | 1980-09-25 | 1982-05-19 | Gerrit Jan Kilchberg Veenemans | Pocket filter formed of corrugated compound strip - with stiffening wire frame and reinforcing layers |
| US4390575A (en) * | 1981-12-02 | 1983-06-28 | Baxter Travenol Laboratories, Inc. | Multichanneled diffusion device |
| DE4037888C2 (en) * | 1990-11-28 | 1995-01-26 | Branson Ultraschall | Method and device for producing filter units |
| US5246474A (en) * | 1991-05-04 | 1993-09-21 | British United Shoe Machinery Limited | Process for manufacturing a self-supporting filter unit |
| TW199108B (en) * | 1991-11-11 | 1993-02-01 | British United Shoe Machinery | |
| US5630940A (en) * | 1993-04-01 | 1997-05-20 | Minnesota Mining And Manufacturing Company | Filter device for the filtration of fluids |
-
1973
- 1973-08-28 ZA ZA735883A patent/ZA735883B/en unknown
- 1973-08-29 CA CA179,880A patent/CA997681A/en not_active Expired
- 1973-09-10 IT IT28753/73A patent/IT995316B/en active
- 1973-09-11 DE DE19732345820 patent/DE2345820A1/en active Pending
- 1973-09-19 NL NL7312893A patent/NL7312893A/xx not_active Application Discontinuation
- 1973-09-24 SE SE7312938A patent/SE401789B/en unknown
- 1973-09-26 AT AT828173A patent/AT339262B/en not_active IP Right Cessation
- 1973-09-26 BE BE136080A patent/BE805355A/en unknown
- 1973-09-27 CH CH1387673A patent/CH570188A5/xx not_active IP Right Cessation
- 1973-09-27 BR BR7528/73A patent/BR7307528D0/en unknown
- 1973-09-27 GB GB4534473A patent/GB1429253A/en not_active Expired
- 1973-09-28 JP JP48108591A patent/JPS4971553A/ja active Pending
- 1973-09-28 ES ES1973216865U patent/ES216865Y/en not_active Expired
- 1973-09-28 AR AR250311A patent/AR197419A1/en active
- 1973-09-28 FR FR7334834A patent/FR2201112B1/fr not_active Expired
- 1973-12-20 ES ES421653A patent/ES421653A1/en not_active Expired
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0250801A1 (en) * | 1986-06-19 | 1988-01-07 | Allied Corporation | Convoluted panel filter cartridge |
| US5084076A (en) * | 1988-06-28 | 1992-01-28 | Btr Plc | Filter |
Also Published As
| Publication number | Publication date |
|---|---|
| ZA735883B (en) | 1974-08-28 |
| NL7312893A (en) | 1974-04-02 |
| ES421653A1 (en) | 1976-06-01 |
| CH570188A5 (en) | 1975-12-15 |
| DE2345820A1 (en) | 1974-04-04 |
| ES216865Y (en) | 1976-12-16 |
| JPS4971553A (en) | 1974-07-10 |
| SE401789B (en) | 1978-05-29 |
| FR2201112A1 (en) | 1974-04-26 |
| AT339262B (en) | 1977-10-10 |
| CA997681A (en) | 1976-09-28 |
| AU5988073A (en) | 1975-03-06 |
| ES216865U (en) | 1976-08-01 |
| AR197419A1 (en) | 1974-04-05 |
| BE805355A (en) | 1974-01-16 |
| BR7307528D0 (en) | 1974-08-15 |
| ATA828173A (en) | 1977-02-15 |
| FR2201112B1 (en) | 1977-05-27 |
| IT995316B (en) | 1975-11-10 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed | ||
| PCNP | Patent ceased through non-payment of renewal fee |