ATE161745T1 - Verbesserungen bei oder in bezug auf filtriervorrichtungen für flüssigkeitsklärung, insbesondere wasser - Google Patents
Verbesserungen bei oder in bezug auf filtriervorrichtungen für flüssigkeitsklärung, insbesondere wasserInfo
- Publication number
- ATE161745T1 ATE161745T1 AT94401161T AT94401161T ATE161745T1 AT E161745 T1 ATE161745 T1 AT E161745T1 AT 94401161 T AT94401161 T AT 94401161T AT 94401161 T AT94401161 T AT 94401161T AT E161745 T1 ATE161745 T1 AT E161745T1
- Authority
- AT
- Austria
- Prior art keywords
- filter
- relating
- water
- liquid cleaning
- especially water
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D24/00—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof
- B01D24/02—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof with the filter bed stationary during the filtration
- B01D24/20—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof with the filter bed stationary during the filtration the filtering material being provided in an open container
- B01D24/22—Downward filtration, the filter material being supported by pervious surfaces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D24/00—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof
- B01D24/46—Regenerating the filtering material in the filter
- B01D24/4605—Regenerating the filtering material in the filter by scrapers, brushes, nozzles or the like placed on the cake-side of the stationary filtering material and only contacting the external layer
- B01D24/4621—Regenerating the filtering material in the filter by scrapers, brushes, nozzles or the like placed on the cake-side of the stationary filtering material and only contacting the external layer by nozzles acting on the cake side of the filter material, or by fluids acting in co-current direction with the feed stream
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D24/00—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof
- B01D24/46—Regenerating the filtering material in the filter
- B01D24/4631—Counter-current flushing, e.g. by air
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Filtration Of Liquid (AREA)
- Filtering Materials (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Farming Of Fish And Shellfish (AREA)
- Physical Water Treatments (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR9306479A FR2705583B1 (fr) | 1993-05-28 | 1993-05-28 | Perfectionnements apportés aux dispositifs filtrants pour la clarification de liquide notamment d'eau. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ATE161745T1 true ATE161745T1 (de) | 1998-01-15 |
Family
ID=9447586
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT94401161T ATE161745T1 (de) | 1993-05-28 | 1994-05-25 | Verbesserungen bei oder in bezug auf filtriervorrichtungen für flüssigkeitsklärung, insbesondere wasser |
Country Status (14)
| Country | Link |
|---|---|
| US (1) | US5512174A (de) |
| EP (1) | EP0626186B1 (de) |
| JP (1) | JP3668259B2 (de) |
| CN (1) | CN1056780C (de) |
| AT (1) | ATE161745T1 (de) |
| AU (1) | AU665309B2 (de) |
| CA (1) | CA2123361C (de) |
| DE (2) | DE626186T1 (de) |
| ES (1) | ES2064303T3 (de) |
| FR (1) | FR2705583B1 (de) |
| GR (1) | GR940300090T1 (de) |
| IL (1) | IL109704A (de) |
| MA (1) | MA23204A1 (de) |
| ZA (1) | ZA943614B (de) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6312611B1 (en) | 1996-07-31 | 2001-11-06 | The F.B. Leopold Co., Inc. | Apparatus for distributing gas and liquid during concurrent gas/liquid backwash in filter underdrain flumes |
| US6569328B1 (en) | 2000-11-02 | 2003-05-27 | Gary D. Haggard | Underdrain filtration system with stamped perforations |
| BRPI0612927A2 (pt) * | 2005-05-17 | 2012-10-02 | Leopold Co Inc F B | aparelho e método para a distribuição de gás e de lìquido durante a contra-lavagem nos filtros das calhas inferiores de escoamento usando uma separação dupla |
| US7771597B2 (en) * | 2007-02-12 | 2010-08-10 | Rg Delaware, Inc. | Filter system |
| KR100988864B1 (ko) * | 2009-10-01 | 2010-10-20 | 주식회사 피앤아이휴먼코리아 | 수처리 시스템 |
| CN108661165A (zh) * | 2018-05-23 | 2018-10-16 | 江苏无锡二建建设集团有限公司 | 高精度滤池滤梁预制安装结构及其预制安装方法 |
| CN109734139A (zh) * | 2019-01-29 | 2019-05-10 | 张曼莉 | 一种机械自动化印染用防渗漏的深度废水处理装置 |
Family Cites Families (25)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2302450A (en) * | 1940-06-29 | 1942-11-17 | William C Laughlin | Filter |
| US2679319A (en) * | 1951-12-20 | 1954-05-25 | Walker Process Equipment Inc | Apparatus for backflushing sectional filters |
| US2935195A (en) * | 1956-11-13 | 1960-05-03 | Nat Tank Co | Water filters |
| NL301183A (de) * | 1963-02-18 | 1900-01-01 | ||
| US3312348A (en) * | 1963-10-31 | 1967-04-04 | Greenleaf Entpr Inc | Multiple unit backwashing gravity flow filter |
| US3329272A (en) * | 1964-10-01 | 1967-07-04 | Gen Filter Co | Self-housed large capacity water filtration plant |
| US3265370A (en) * | 1965-10-12 | 1966-08-09 | Gen Filter Co | Packaged unit water aeration and filtration apparatus |
| US3613888A (en) * | 1970-04-13 | 1971-10-19 | Contra Costa County Water Dist | Filter-backwashing method |
| US3701423A (en) * | 1970-05-12 | 1972-10-31 | Ecodyne Corp | Method and apparatus for filtering a liquid |
| US3956134A (en) * | 1973-07-19 | 1976-05-11 | Hi-Ran, Ltd. | Underdrain for water filtration system |
| US4076625A (en) * | 1976-01-16 | 1978-02-28 | General Filter Company | Baffle and wash trough assembly for granular-media filters |
| US4118322A (en) * | 1976-05-17 | 1978-10-03 | Hydrotechnic Corporation | Filtering apparatus for liquids |
| CA1090712A (en) * | 1976-07-22 | 1980-12-02 | Anders Lindstol | Multibed filter backwashed by movable isolation hood |
| CH645279A5 (de) * | 1979-11-05 | 1984-09-28 | Sulzer Ag | Rueckspuelbare filteranlage. |
| FR2479011B1 (fr) * | 1980-03-26 | 1989-06-16 | Degremont Sa | Dispositif pour la distribution de l'eau sur un filtre a remplissage de materiaux granulaires et la reprise de l'eau de lavage dudit filtre |
| US4331542A (en) * | 1980-08-01 | 1982-05-25 | Enviroquip, Inc. | Underdrain unit with air/water backwash for granular filtration system |
| FR2508338B1 (fr) * | 1981-06-25 | 1987-09-18 | Degremont | Filtre a remplissage de materiau granulaire |
| US4479880A (en) * | 1982-04-21 | 1984-10-30 | Permutit-Boby Limited | Method and apparatus for deflecting granular material away from the outlet of a filtration bed |
| FR2557558B1 (fr) * | 1984-01-02 | 1986-05-23 | Degremont Sa | Filtre immerge a remplissage de materiau granulaire |
| FR2580515B1 (fr) * | 1985-04-19 | 1987-07-17 | Degremont | Dispositif pour la reprise de l'eau dans un filtre a lit de materiau granulaire |
| US4976873A (en) * | 1989-12-14 | 1990-12-11 | Zimpro/Passavant Inc. | Pulsing portions of a filter cell to extend a filter run |
| US5032294A (en) * | 1990-03-13 | 1991-07-16 | Schulz Christopher R | Multi-cell gravity filter with central control chamber |
| US5078873A (en) * | 1990-04-02 | 1992-01-07 | Baker Hughes Incorporated | Filter cleaning apparatus |
| US5089130A (en) * | 1990-11-26 | 1992-02-18 | Infilco Degremont Inc. | Filter cell sheet installations |
| US5207905A (en) * | 1992-09-25 | 1993-05-04 | The Graver Company | Baffle assembly for air and water backwash of a media filter |
-
1993
- 1993-05-28 FR FR9306479A patent/FR2705583B1/fr not_active Expired - Fee Related
-
1994
- 1994-05-11 CA CA002123361A patent/CA2123361C/fr not_active Expired - Fee Related
- 1994-05-19 US US08/246,137 patent/US5512174A/en not_active Expired - Fee Related
- 1994-05-20 IL IL10970494A patent/IL109704A/en not_active IP Right Cessation
- 1994-05-24 ZA ZA943614A patent/ZA943614B/xx unknown
- 1994-05-25 AT AT94401161T patent/ATE161745T1/de not_active IP Right Cessation
- 1994-05-25 DE DE0626186T patent/DE626186T1/de active Pending
- 1994-05-25 MA MA23514A patent/MA23204A1/fr unknown
- 1994-05-25 AU AU63314/94A patent/AU665309B2/en not_active Ceased
- 1994-05-25 EP EP94401161A patent/EP0626186B1/de not_active Expired - Lifetime
- 1994-05-25 DE DE69407661T patent/DE69407661T2/de not_active Expired - Fee Related
- 1994-05-25 ES ES94401161T patent/ES2064303T3/es not_active Expired - Lifetime
- 1994-05-27 JP JP11572094A patent/JP3668259B2/ja not_active Expired - Fee Related
- 1994-05-27 CN CN94105288A patent/CN1056780C/zh not_active Expired - Fee Related
-
1995
- 1995-01-31 GR GR940300090T patent/GR940300090T1/el unknown
Also Published As
| Publication number | Publication date |
|---|---|
| IL109704A0 (en) | 1994-08-26 |
| AU665309B2 (en) | 1995-12-21 |
| US5512174A (en) | 1996-04-30 |
| MA23204A1 (fr) | 1994-12-31 |
| DE69407661D1 (de) | 1998-02-12 |
| JPH078719A (ja) | 1995-01-13 |
| EP0626186A1 (de) | 1994-11-30 |
| CA2123361C (fr) | 2005-01-11 |
| GR940300090T1 (en) | 1995-01-31 |
| DE626186T1 (de) | 1995-07-06 |
| IL109704A (en) | 1996-10-16 |
| CN1097643A (zh) | 1995-01-25 |
| CA2123361A1 (fr) | 1994-11-29 |
| CN1056780C (zh) | 2000-09-27 |
| FR2705583B1 (fr) | 1995-08-18 |
| FR2705583A1 (fr) | 1994-12-02 |
| ES2064303T3 (es) | 1998-05-16 |
| EP0626186B1 (de) | 1998-01-07 |
| ES2064303T1 (es) | 1995-02-01 |
| DE69407661T2 (de) | 1998-07-09 |
| JP3668259B2 (ja) | 2005-07-06 |
| AU6331494A (en) | 1994-12-01 |
| ZA943614B (en) | 1995-04-04 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| UEP | Publication of translation of european patent specification | ||
| REN | Ceased due to non-payment of the annual fee |