FR2488519B1 - Systeme de filtrage modulaire - Google Patents
Systeme de filtrage modulaireInfo
- Publication number
- FR2488519B1 FR2488519B1 FR8115878A FR8115878A FR2488519B1 FR 2488519 B1 FR2488519 B1 FR 2488519B1 FR 8115878 A FR8115878 A FR 8115878A FR 8115878 A FR8115878 A FR 8115878A FR 2488519 B1 FR2488519 B1 FR 2488519B1
- Authority
- FR
- France
- Prior art keywords
- filtering system
- modular filtering
- modular
- filtering
- 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
- B01D24/00—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof
- B01D24/002—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof with multiple filtering elements in parallel connection
- B01D24/005—Filters being divided into a plurality of cells or compartments
-
- 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
- B01D24/4636—Counter-current flushing, e.g. by air with backwash shoes; with nozzles
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Filtration Of Liquid (AREA)
- Biological Treatment Of Waste Water (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/179,060 US4308141A (en) | 1980-08-18 | 1980-08-18 | Modular filter system |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2488519A1 FR2488519A1 (fr) | 1982-02-19 |
FR2488519B1 true FR2488519B1 (fr) | 1987-12-31 |
Family
ID=22655066
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR8115878A Expired FR2488519B1 (fr) | 1980-08-18 | 1981-08-18 | Systeme de filtrage modulaire |
Country Status (4)
Country | Link |
---|---|
US (1) | US4308141A (fr) |
CA (1) | CA1174179A (fr) |
FR (1) | FR2488519B1 (fr) |
MX (1) | MX154227A (fr) |
Families Citing this family (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4450077A (en) * | 1982-08-06 | 1984-05-22 | Envirotech Corporation | Granular media filter |
US4540487A (en) * | 1984-05-29 | 1985-09-10 | Aqua-Aerobic Systems, Inc. | Filter apparatus |
US4859330A (en) * | 1988-10-11 | 1989-08-22 | Davis Water & Waste Industries, Inc. | Traveling bridge filter with air scour |
US4957631A (en) * | 1989-01-26 | 1990-09-18 | Davis Water And Waste Industries, Inc. | Traveling bridge filter with surface wash |
US4988439A (en) * | 1989-02-27 | 1991-01-29 | Davis Water & Waste Industries, Inc. | Two stage traveling bridge filter |
US5078873A (en) * | 1990-04-02 | 1992-01-07 | Baker Hughes Incorporated | Filter cleaning apparatus |
US5476584A (en) * | 1993-10-14 | 1995-12-19 | Davis Water & Waste Industries, Inc. | Backwash/rewash traveling bridge filter and related process |
US5792359A (en) * | 1996-07-08 | 1998-08-11 | U.S. Filter Corporation | Sealing shoe for celless travelling bridge filter |
US6616852B2 (en) * | 2001-06-28 | 2003-09-09 | Rg Delaware, Inc. | Modular filter system |
US6998046B2 (en) * | 2002-08-09 | 2006-02-14 | Rg Delaware, Inc. | Filter system and methods of operating the same |
US6942795B2 (en) * | 2003-01-31 | 2005-09-13 | Rg Delaware, Inc. | Modular filter system and method of repairing and/or replacing components thereof |
US20060186062A1 (en) * | 2005-02-22 | 2006-08-24 | Usfilter Corporation | Filter support member and methods of use and fabrication |
RU2008129006A (ru) * | 2007-07-09 | 2010-01-20 | Одис Ирригэйшн Эквипмент Лтд (Il) | Способ и устройство для обратной промывки фильтра |
US9358480B2 (en) | 2011-10-04 | 2016-06-07 | Paul M. Cordua | Water filter system |
US10926201B2 (en) * | 2012-02-12 | 2021-02-23 | Ide Technologies Ltd. | Integrated unit for intake and pretreatment with local backwashing |
US10926199B1 (en) | 2013-05-30 | 2021-02-23 | Oldcastle Infrastructure, Inc. | Round baffle box water treatment system with at least one sidewall baffle |
US10907338B1 (en) | 2013-05-30 | 2021-02-02 | Oldcastle Infrastructure, Inc. | Hinged variable flow skimmer and shelf system |
US10238993B1 (en) | 2013-05-30 | 2019-03-26 | Suntree Technologies Holdings, Llc | Dual screen treatment systems with debris ramps and screened deflectors |
US10183240B1 (en) | 2013-05-30 | 2019-01-22 | Suntree Technologies Holdings, Llc | Nutrient removal filtration system and method |
US10472815B1 (en) | 2013-05-30 | 2019-11-12 | Oldcastle Infrastructure, Inc. | Hydro-variant baffle cartridge system |
US20190083907A1 (en) * | 2016-04-14 | 2019-03-21 | I.D.E. Technologies Ltd | Integrated unit for intake and pretreatment with local backwashing |
CN114634273B (zh) * | 2022-03-14 | 2022-12-27 | 湖州永汇水处理工程有限公司 | 一种软式内镜清洗消毒水处理系统及工艺 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL112463C (fr) * | ||||
DE1049361B (fr) * | 1959-01-29 | |||
US879963A (en) * | 1907-05-15 | 1908-02-25 | Grevenbroich Maschf | Filter. |
FR557656A (fr) * | 1922-10-20 | 1923-08-13 | Procédé et dispositif pour le nettoyage des filtres à sable de grande surface | |
US2442594A (en) * | 1938-04-27 | 1948-06-01 | Charles E Fraser | Pneumatic cleaner for sand filters |
US3134735A (en) * | 1961-11-28 | 1964-05-26 | Greenleaf Entpr Inc | Open gravity filters |
US3239061A (en) * | 1963-06-05 | 1966-03-08 | Koppers Co Inc | Automatic backwash sand filter and process of cleaning same |
CH568776A5 (fr) * | 1973-11-26 | 1975-11-14 | Pista Sa | |
CH608381A5 (en) * | 1975-02-17 | 1979-01-15 | Hermann Mueller | Flushing system for sand filters and carbon filters |
-
1980
- 1980-08-18 US US06/179,060 patent/US4308141A/en not_active Expired - Lifetime
-
1981
- 1981-08-10 CA CA000383551A patent/CA1174179A/fr not_active Expired
- 1981-08-17 MX MX188757A patent/MX154227A/es unknown
- 1981-08-18 FR FR8115878A patent/FR2488519B1/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR2488519A1 (fr) | 1982-02-19 |
CA1174179A (fr) | 1984-09-11 |
US4308141A (en) | 1981-12-29 |
MX154227A (es) | 1987-06-19 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |