BRPI0720704A2 - Dispositivo e processo de filtração de água, em especial de águas de superfície. - Google Patents

Dispositivo e processo de filtração de água, em especial de águas de superfície.

Info

Publication number
BRPI0720704A2
BRPI0720704A2 BRPI0720704-2A2A BRPI0720704A BRPI0720704A2 BR PI0720704 A2 BRPI0720704 A2 BR PI0720704A2 BR PI0720704 A BRPI0720704 A BR PI0720704A BR PI0720704 A2 BRPI0720704 A2 BR PI0720704A2
Authority
BR
Brazil
Prior art keywords
filtering device
water filtering
surface waters
waters
water
Prior art date
Application number
BRPI0720704-2A2A
Other languages
English (en)
Inventor
Veronique Bonnelye
Patrick Vion
Original Assignee
Degremont
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 filed Critical Degremont
Publication of BRPI0720704A2 publication Critical patent/BRPI0720704A2/pt

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
    • C02F1/004—Processes for the treatment of water whereby the filtration technique is of importance using large scale industrial sized filters
    • 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
    • B01D24/007—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof with multiple filtering elements in series connection
    • B01D24/008—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof with multiple filtering elements in series connection arranged concentrically or coaxially
    • 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
    • B01D24/10—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 held in a closed container
    • B01D24/12—Downward filtration, the filtering 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
    • B01D24/4631—Counter-current flushing, e.g. by air
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2101/00—Types of filters having loose filtering material
    • B01D2101/02—Carbon filters
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2101/00—Types of filters having loose filtering material
    • B01D2101/04—Sand or gravel filters
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2303/00—Specific treatment goals
    • C02F2303/16—Regeneration of sorbents, filters

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • Filtration Of Liquid (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
BRPI0720704-2A2A 2006-12-26 2007-12-19 Dispositivo e processo de filtração de água, em especial de águas de superfície. BRPI0720704A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR0611376A FR2910460B1 (fr) 2006-12-26 2006-12-26 Dispositif et procede de filtration d'eau, en particulier d'eaux de surface
PCT/FR2007/002112 WO2008093017A2 (fr) 2006-12-26 2007-12-19 Dispositif et procede de filtration d'eau, en particulier d'eaux de surface

Publications (1)

Publication Number Publication Date
BRPI0720704A2 true BRPI0720704A2 (pt) 2014-02-18

Family

ID=38523470

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0720704-2A2A BRPI0720704A2 (pt) 2006-12-26 2007-12-19 Dispositivo e processo de filtração de água, em especial de águas de superfície.

Country Status (7)

Country Link
EP (1) EP2104543B1 (pt)
BR (1) BRPI0720704A2 (pt)
EG (1) EG25687A (pt)
ES (1) ES2656425T3 (pt)
FR (1) FR2910460B1 (pt)
MX (1) MX2009006941A (pt)
WO (1) WO2008093017A2 (pt)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CZ2011468A3 (cs) * 2011-08-01 2013-02-13 Topol@Jan Zpusob cistení filtracní náplne gravitacního pískového filtru a filtracní zarízení
FR2986164B1 (fr) * 2012-02-01 2014-11-28 Degremont Procede de lavage d'un filtre ayant au moins deux couches de medias filtrants, en particulier pour eau de mer, et installation pour mettre en oeuvre ce procede.
CN111672172A (zh) * 2020-04-24 2020-09-18 清华大学 一种滤池反冲洗时长控制方法及系统
FR3121673A1 (fr) 2021-04-12 2022-10-14 Suez Groupe Installation et procede pour le traitement de l’eau

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3814247A (en) * 1972-08-21 1974-06-04 Hydromation Filter Co Method of filtering
US3876546A (en) * 1973-12-03 1975-04-08 Neptune Microfloc Inc Four-media filter
US4190533A (en) * 1976-02-12 1980-02-26 Amsted Industries Incorporated Filter method
US4197205A (en) * 1977-05-31 1980-04-08 Gene Hirs Deep bed filter
US4668405A (en) * 1985-06-19 1987-05-26 Process Development, Inc. Downflow filter with high velocity backflush
US5350505A (en) * 1993-03-01 1994-09-27 Jet, Inc. Plastic media filter
GB2369069B (en) * 2000-11-03 2005-02-09 Spruce Internat Separations Lt Water treatment system
US7045067B2 (en) * 2004-08-05 2006-05-16 Eco-Tec Limited Method and apparatus for increasing filter contaminant loading capacity

Also Published As

Publication number Publication date
ES2656425T3 (es) 2018-02-27
MX2009006941A (es) 2009-07-22
FR2910460A1 (fr) 2008-06-27
EG25687A (en) 2012-05-17
WO2008093017A3 (fr) 2008-11-27
FR2910460B1 (fr) 2010-09-17
EP2104543B1 (fr) 2017-11-08
WO2008093017A2 (fr) 2008-08-07
EP2104543A2 (fr) 2009-09-30

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Legal Events

Date Code Title Description
B07A Technical examination (opinion): publication of technical examination (opinion)
B09B Decision: refusal
B09B Decision: refusal