ES8303930A1 - "filtro para liquidos de elemento filtrante constituido por un material granular". - Google Patents

"filtro para liquidos de elemento filtrante constituido por un material granular".

Info

Publication number
ES8303930A1
ES8303930A1 ES513325A ES513325A ES8303930A1 ES 8303930 A1 ES8303930 A1 ES 8303930A1 ES 513325 A ES513325 A ES 513325A ES 513325 A ES513325 A ES 513325A ES 8303930 A1 ES8303930 A1 ES 8303930A1
Authority
ES
Spain
Prior art keywords
granular material
chamber
during
nozzles
gas
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
Application number
ES513325A
Other languages
English (en)
Spanish (es)
Other versions
ES513325A0 (es
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
Publication of ES513325A0 publication Critical patent/ES513325A0/es
Publication of ES8303930A1 publication Critical patent/ES8303930A1/es
Expired 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
    • B01D24/38—Feed or discharge devices
    • B01D24/42—Feed or discharge devices for discharging filtrate
    • 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
    • B01D24/4626—Construction of spray heads specially adapted for regeneration of the filter material or for filtrate discharging
    • 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
    • B01D24/48—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof integrally combined with devices for controlling the filtration
    • B01D24/4861—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof integrally combined with devices for controlling the filtration by flow measuring

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Biological Treatment Of Waste Water (AREA)
  • Filtration Of Liquid (AREA)
  • Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
  • Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)
ES513325A 1981-06-25 1982-06-21 "filtro para liquidos de elemento filtrante constituido por un material granular". Expired ES8303930A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8112462A FR2508338B1 (fr) 1981-06-25 1981-06-25 Filtre a remplissage de materiau granulaire

Publications (2)

Publication Number Publication Date
ES513325A0 ES513325A0 (es) 1983-03-16
ES8303930A1 true ES8303930A1 (es) 1983-03-16

Family

ID=9259856

Family Applications (1)

Application Number Title Priority Date Filing Date
ES513325A Expired ES8303930A1 (es) 1981-06-25 1982-06-21 "filtro para liquidos de elemento filtrante constituido por un material granular".

Country Status (6)

Country Link
US (1) US4435286A (https=)
EP (1) EP0072264B1 (https=)
JP (1) JPS5824392A (https=)
DE (2) DE72264T1 (https=)
ES (1) ES8303930A1 (https=)
FR (1) FR2508338B1 (https=)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2528324A1 (fr) * 1982-06-14 1983-12-16 Omnium Traitement Valorisation Reacteur pour l'injection de gaz dans un liquide
US4579659A (en) * 1983-11-03 1986-04-01 Indreco U.S.A., Ltd. Filter nozzle
DE3439548A1 (de) * 1983-11-11 1985-05-23 VEB Projektierung Wasserwirtschaft Stammbetrieb des Kombinates Wassertechnik und Projektierung Wasserwirtschaft, DDR 4020 Halle Verfahren und vorrichtung zur biologischen behandlung von abwasser
FR2557558B1 (fr) * 1984-01-02 1986-05-23 Degremont Sa Filtre immerge a remplissage de materiau granulaire
US4707257A (en) * 1986-05-29 1987-11-17 The Graver Company Air/water distributor underdrain
FR2612420B1 (fr) * 1987-03-17 1990-12-14 Amenagement Urbain Rural Sa Procede et installation de regulation de la vitesse de filtration dans un bassin a lit filtrant, notamment pour le traitement des eaux domestiques
US5028322A (en) * 1989-07-11 1991-07-02 The Graver Company Low profile underdrain strainer assembly with improved distribution/fastening means
US5176827A (en) * 1990-05-03 1993-01-05 Unifilt Corporation Filter underdrain with means to increase gas flow during simultaneous gas/liquid backwashing
GB9100575D0 (en) * 1991-01-10 1991-02-20 Mossgiel Environmental Consult A sewage treatment system
WO1992015667A1 (en) * 1991-03-08 1992-09-17 Memtec Limited Biological reaction processes
ATE136012T1 (de) * 1991-06-07 1996-04-15 Sulzer Chemtech Ag Festbettreaktor zum biologischen abwasserreinigen
US5156738A (en) * 1991-06-21 1992-10-20 Johnson Filtration Systems Inc. Apparatus for uniformly distributing gas and/or liquid in an underdrain lateral system
FR2705583B1 (fr) * 1993-05-28 1995-08-18 Degremont Perfectionnements apportés aux dispositifs filtrants pour la clarification de liquide notamment d'eau.
US5489388A (en) * 1994-04-12 1996-02-06 The F. B. Leopold Co., Inc. Apparatus and method for improving gas backwash in lateral underdrains
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
US8226834B2 (en) * 2005-05-17 2012-07-24 Xylem Water Solutions Zelienople, Llc Apparatus and method for distributing gas and liquid during backwash in filter underdrain flumes using dual separation
US8333889B2 (en) * 2009-05-29 2012-12-18 Rg Delaware, Inc. Flume system for a filter system including at least one filter having a filter bed that is periodically washed with liquid, gas or a combination thereof
JP5662124B2 (ja) 2009-12-10 2015-01-28 エフ．ホフマン−ラ ロシュ アーゲーＦ． Ｈｏｆｆｍａｎｎ−Ｌａ Ｒｏｃｈｅ Ａｋｔｉｅｎｇｅｓｅｌｌｓｃｈａｆｔ 消耗品のハードウェア・コード化システム
SG182364A1 (en) * 2010-01-08 2012-08-30 Parkson Corp Method and computer program product for treating liquid containing impurities
CN102190367B (zh) * 2010-03-04 2013-02-06 中持盈佰利(北京)环境工程有限公司 滤料切割装置及安装有该滤料切割装置的曝气生物滤池
US20120315202A1 (en) * 2011-06-07 2012-12-13 c/o Chevron Corporation Apparatus and method for hydroconversion

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB112672A (en) * 1917-01-22 1918-01-22 Frank Pullen Candy Improvements in connection with the Filtration of Water.
US1871122A (en) 1928-12-27 1932-08-09 Kretzschmar Alfred Filter for liquids
FR835315A (fr) * 1937-03-17 1938-12-19 Fr De L Epuration Des Eaux Soc Filtres pour liquides
BE456290A (https=) * 1943-06-07
US2453345A (en) 1945-06-28 1948-11-09 American Viscose Corp Filtering apparatus
FR1102586A (fr) * 1954-04-08 1955-10-24 Cie Des Eaux Et De L Ozone Perfectionnements aux filtres à sable
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
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
JPS57191490A (en) * 1981-05-22 1982-11-25 Hitachi Ltd Oil supply controlling apparatus for oil-cooled compressor

Also Published As

Publication number Publication date
ES513325A0 (es) 1983-03-16
FR2508338A1 (fr) 1982-12-31
EP0072264B1 (fr) 1987-11-25
EP0072264A1 (fr) 1983-02-16
DE3277720D1 (en) 1988-01-07
US4435286A (en) 1984-03-06
DE72264T1 (de) 1983-10-13
FR2508338B1 (fr) 1987-09-18
JPS6133637B2 (https=) 1986-08-02
JPS5824392A (ja) 1983-02-14

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