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FR2760739B1 - Dispositif pour la filtration ascendante des eaux residuaires a lit granulaire multi-couches - Google Patents

Dispositif pour la filtration ascendante des eaux residuaires a lit granulaire multi-couches

Info

Publication number
FR2760739B1
FR2760739B1 FR9703315A FR9703315A FR2760739B1 FR 2760739 B1 FR2760739 B1 FR 2760739B1 FR 9703315 A FR9703315 A FR 9703315A FR 9703315 A FR9703315 A FR 9703315A FR 2760739 B1 FR2760739 B1 FR 2760739B1
Authority
FR
France
Prior art keywords
wastewater
granular bed
layered granular
ascending
filtration
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
FR9703315A
Other languages
English (en)
Other versions
FR2760739A1 (fr
Inventor
Michel Badard
Loic Oger
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.)
Veolia Water Solutions and Technologies Support SAS
Original Assignee
OTV Omnium de Traitements et de Valorisation 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 OTV Omnium de Traitements et de Valorisation SA filed Critical OTV Omnium de Traitements et de Valorisation SA
Priority to FR9703315A priority Critical patent/FR2760739B1/fr
Publication of FR2760739A1 publication Critical patent/FR2760739A1/fr
Application granted granted Critical
Publication of FR2760739B1 publication Critical patent/FR2760739B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • C02F3/30—Aerobic and anaerobic processes
    • C02F3/302—Nitrification and denitrification treatment
    • 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
    • B01D24/26—Upward filtration
    • B01D24/266—Upward filtration the container having distribution or collection headers or pervious conduits
    • 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
    • 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
    • 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
    • C02F3/10—Packings; Fillings; Grids
    • 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
    • C02F3/30—Aerobic and anaerobic processes
    • C02F3/301—Aerobic and anaerobic treatment in the same reactor
    • 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

  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material 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)
  • Chemical Kinetics & Catalysis (AREA)
  • Biological Treatment Of Waste Water (AREA)
FR9703315A 1997-03-13 1997-03-13 Dispositif pour la filtration ascendante des eaux residuaires a lit granulaire multi-couches Expired - Fee Related FR2760739B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR9703315A FR2760739B1 (fr) 1997-03-13 1997-03-13 Dispositif pour la filtration ascendante des eaux residuaires a lit granulaire multi-couches

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9703315A FR2760739B1 (fr) 1997-03-13 1997-03-13 Dispositif pour la filtration ascendante des eaux residuaires a lit granulaire multi-couches

Publications (2)

Publication Number Publication Date
FR2760739A1 FR2760739A1 (fr) 1998-09-18
FR2760739B1 true FR2760739B1 (fr) 1999-04-30

Family

ID=9504943

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9703315A Expired - Fee Related FR2760739B1 (fr) 1997-03-13 1997-03-13 Dispositif pour la filtration ascendante des eaux residuaires a lit granulaire multi-couches

Country Status (1)

Country Link
FR (1) FR2760739B1 (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2821346B1 (fr) * 2001-02-28 2003-07-04 Eparco Assainissement Procede de denitrification d'eaux usees
KR100441208B1 (ko) 2001-10-24 2004-07-22 삼성엔지니어링 주식회사 생물 여과 기술을 이용하는 회분식 폐수처리장치 및 이를이용한 폐수처리방법
WO2004045742A1 (fr) * 2002-11-19 2004-06-03 C.A.C. Engineering Construction Sdn Bhd Filtre a eau et procede de purification d'eau, de lavage a contre-courant et de rincage
PL2858951T3 (pl) * 2012-03-27 2024-10-14 Mohammad Taghi Daneshvar Nowy sposób oczyszczania ścieków i redukcji cząstek stałych
FR3019171B1 (fr) * 2014-03-26 2017-05-05 Sohe Assainissement Dispositif et procede d’assainissement des eaux usees

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2604990B1 (fr) * 1986-10-01 1991-04-05 Omnium Traitement Valorisa Procede de purification, par voie biologique, d'eaux residuaires sur lit de materiau granulaire
FR2689494B1 (fr) * 1992-04-03 1994-06-24 Cise Procede et dispositif pour la purification d'eaux residuaires par voie biologique.

Also Published As

Publication number Publication date
FR2760739A1 (fr) 1998-09-18

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Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse

Effective date: 20111130

CD Change of name or company name

Owner name: VEOLIA WATER SOLUTIONS & TECHNOLOGIES SUPPORT, FR

Effective date: 20120507

CJ Change in legal form

Effective date: 20120507