DE69407661D1 - Verbesserungen bei oder in Bezug auf Filtriervorrichtungen für Flüssigkeitsklärung, insbesondere Wasser - Google Patents

Verbesserungen bei oder in Bezug auf Filtriervorrichtungen für Flüssigkeitsklärung, insbesondere Wasser

Info

Publication number
DE69407661D1
DE69407661D1 DE69407661T DE69407661T DE69407661D1 DE 69407661 D1 DE69407661 D1 DE 69407661D1 DE 69407661 T DE69407661 T DE 69407661T DE 69407661 T DE69407661 T DE 69407661T DE 69407661 D1 DE69407661 D1 DE 69407661D1
Authority
DE
Germany
Prior art keywords
filter
water
filtering devices
particularly water
liquid clarification
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
DE69407661T
Other languages
English (en)
Other versions
DE69407661T2 (de
Inventor
Bernard Capon
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.)
Suez International SAS
Original Assignee
Degremont SA
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
Application filed by Degremont SA filed Critical Degremont SA
Application granted granted Critical
Publication of DE69407661D1 publication Critical patent/DE69407661D1/de
Publication of DE69407661T2 publication Critical patent/DE69407661T2/de
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
    • 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)
DE69407661T 1993-05-28 1994-05-25 Verbesserungen bei oder in Bezug auf Filtriervorrichtungen für Flüssigkeitsklärung, insbesondere Wasser Expired - Fee Related DE69407661T2 (de)

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 (2)

Publication Number Publication Date
DE69407661D1 true DE69407661D1 (de) 1998-02-12
DE69407661T2 DE69407661T2 (de) 1998-07-09

Family

ID=9447586

Family Applications (2)

Application Number Title Priority Date Filing Date
DE0626186T Pending DE626186T1 (de) 1993-05-28 1994-05-25 Verbesserungen bei oder in Bezug auf Filtriervorrichtungen für Flüssigkeitsklärung, insbesondere Wasser.
DE69407661T Expired - Fee Related DE69407661T2 (de) 1993-05-28 1994-05-25 Verbesserungen bei oder in Bezug auf Filtriervorrichtungen für Flüssigkeitsklärung, insbesondere Wasser

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE0626186T Pending DE626186T1 (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)

* Cited by examiner, † Cited by third party
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
JP5294168B2 (ja) * 2005-05-17 2013-09-18 ザイレム ウォーター ソリュージョンズ ゼリーノープル エルエルシー 二重仕切りを用いた、逆流洗浄時に気体及び液体を濾過装置の暗渠に分配する設備及び方法
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)

* Cited by examiner, † Cited by third party
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

Also Published As

Publication number Publication date
CA2123361A1 (fr) 1994-11-29
AU6331494A (en) 1994-12-01
MA23204A1 (fr) 1994-12-31
FR2705583B1 (fr) 1995-08-18
US5512174A (en) 1996-04-30
EP0626186A1 (de) 1994-11-30
ES2064303T3 (es) 1998-05-16
JP3668259B2 (ja) 2005-07-06
EP0626186B1 (de) 1998-01-07
IL109704A0 (en) 1994-08-26
IL109704A (en) 1996-10-16
JPH078719A (ja) 1995-01-13
CN1056780C (zh) 2000-09-27
FR2705583A1 (fr) 1994-12-02
GR940300090T1 (en) 1995-01-31
DE69407661T2 (de) 1998-07-09
ZA943614B (en) 1995-04-04
ATE161745T1 (de) 1998-01-15
CN1097643A (zh) 1995-01-25
DE626186T1 (de) 1995-07-06
ES2064303T1 (es) 1995-02-01
AU665309B2 (en) 1995-12-21
CA2123361C (fr) 2005-01-11

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee