ATE263738T1 - Neues verfahren zur filtrierung von schwemmendem dünnschichtigem oberflächenwasser und vorrichtung zur durchführung des verfahrens - Google Patents

Neues verfahren zur filtrierung von schwemmendem dünnschichtigem oberflächenwasser und vorrichtung zur durchführung des verfahrens

Info

Publication number
ATE263738T1
ATE263738T1 AT00900523T AT00900523T ATE263738T1 AT E263738 T1 ATE263738 T1 AT E263738T1 AT 00900523 T AT00900523 T AT 00900523T AT 00900523 T AT00900523 T AT 00900523T AT E263738 T1 ATE263738 T1 AT E263738T1
Authority
AT
Austria
Prior art keywords
liquid
filtration
filter medium
fluiding
implementing
Prior art date
Application number
AT00900523T
Other languages
English (en)
Inventor
Laurent Probst
Thierry Coulom
Stephane Boeglin
Original Assignee
Aquatrium
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 Aquatrium filed Critical Aquatrium
Application granted granted Critical
Publication of ATE263738T1 publication Critical patent/ATE263738T1/de

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F3/00—Biological treatment of water, waste water, or sewage
    • C02F3/02—Aerobic processes
    • C02F3/06—Aerobic processes using submerged 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
    • B01D24/02—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
    • B01D24/205—Downward filtration without specifications about the filter material supporting means
    • 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
    • B01D24/40—Feed or discharge devices for feeding
    • 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
    • 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
    • B01D24/4807—Handling the filter cake for purposes other than regenerating
    • B01D24/4846—Retarding cake deposition on the filter during the filtration period, e.g. using stirrers
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W10/00—Technologies for wastewater treatment
    • Y02W10/10—Biological treatment of water, waste water, or sewage

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Microbiology (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)
  • Water Treatment By Sorption (AREA)
  • Filtering Materials (AREA)
AT00900523T 1999-01-27 2000-01-05 Neues verfahren zur filtrierung von schwemmendem dünnschichtigem oberflächenwasser und vorrichtung zur durchführung des verfahrens ATE263738T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR9901064A FR2788702B1 (fr) 1999-01-27 1999-01-27 Nouveau procede de filtration d'eaux de surface a couche surnageante de faible epaisseur et installation de mise en oeuvre
PCT/FR2000/000006 WO2000044676A1 (fr) 1999-01-27 2000-01-05 Nouveau procede de filtration d'eaux de surface a couche surnageante de faible epaisseur et installation de mise en oeuvre

Publications (1)

Publication Number Publication Date
ATE263738T1 true ATE263738T1 (de) 2004-04-15

Family

ID=9541413

Family Applications (1)

Application Number Title Priority Date Filing Date
AT00900523T ATE263738T1 (de) 1999-01-27 2000-01-05 Neues verfahren zur filtrierung von schwemmendem dünnschichtigem oberflächenwasser und vorrichtung zur durchführung des verfahrens

Country Status (8)

Country Link
US (1) US6685835B1 (de)
EP (1) EP1152984B1 (de)
AT (1) ATE263738T1 (de)
AU (1) AU3050500A (de)
DE (1) DE60009668D1 (de)
FR (1) FR2788702B1 (de)
OA (1) OA11824A (de)
WO (1) WO2000044676A1 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2837402B1 (fr) * 2002-03-22 2004-06-11 Aquatrium Procede et installation pour la filtration des milieux liquides generant dans le liquide traite un mouvement d'ensemble spirale

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1333585A (en) * 1969-09-12 1973-10-10 Tymoszczuk J Biological aerated filters
GB8920689D0 (en) * 1989-09-13 1989-10-25 Pwt Projects Ltd Continuous solids/liquid separator

Also Published As

Publication number Publication date
EP1152984B1 (de) 2004-04-07
EP1152984A1 (de) 2001-11-14
OA11824A (fr) 2005-08-17
FR2788702B1 (fr) 2001-03-16
DE60009668D1 (de) 2004-05-13
WO2000044676A1 (fr) 2000-08-03
FR2788702A1 (fr) 2000-07-28
AU3050500A (en) 2000-08-18
US6685835B1 (en) 2004-02-03

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Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties