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FR2869895B1 - Procede de lestage de boues activees - Google Patents

Procede de lestage de boues activees

Info

Publication number
FR2869895B1
FR2869895B1 FR0404916A FR0404916A FR2869895B1 FR 2869895 B1 FR2869895 B1 FR 2869895B1 FR 0404916 A FR0404916 A FR 0404916A FR 0404916 A FR0404916 A FR 0404916A FR 2869895 B1 FR2869895 B1 FR 2869895B1
Authority
FR
France
Prior art keywords
lestage
activated sludge
sludge
activated
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
FR0404916A
Other languages
English (en)
Other versions
FR2869895A1 (fr
Inventor
Thierry Labbe
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.)
HALTER HYDRO ENVIRONNEMENT ENT
Original Assignee
HALTER HYDRO ENVIRONNEMENT ENT
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 HALTER HYDRO ENVIRONNEMENT ENT filed Critical HALTER HYDRO ENVIRONNEMENT ENT
Priority to FR0404916A priority Critical patent/FR2869895B1/fr
Publication of FR2869895A1 publication Critical patent/FR2869895A1/fr
Application granted granted Critical
Publication of FR2869895B1 publication Critical patent/FR2869895B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C05—FERTILISERS; MANUFACTURE THEREOF
    • C05D—INORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C; FERTILISERS PRODUCING CARBON DIOXIDE
    • C05D3/00—Calcareous fertilisers
    • C05D3/02—Calcareous fertilisers from limestone, calcium carbonate, calcium hydrate, slaked lime, calcium oxide, waste calcium products
    • 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
    • C02F3/12—Activated sludge processes
    • 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
    • C02F3/12—Activated sludge processes
    • C02F3/1278—Provisions for mixing or aeration of the mixed liquor
    • C02F3/1284—Mixing devices
    • 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
    • C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
    • 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
    • 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
    • Y02W10/30—Wastewater or sewage treatment systems using renewable energies
    • Y02W10/37—Wastewater or sewage treatment systems using renewable energies using solar energy

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Organic Chemistry (AREA)
  • Microbiology (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Inorganic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
  • Activated Sludge Processes (AREA)
FR0404916A 2004-05-07 2004-05-07 Procede de lestage de boues activees Expired - Fee Related FR2869895B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR0404916A FR2869895B1 (fr) 2004-05-07 2004-05-07 Procede de lestage de boues activees

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0404916A FR2869895B1 (fr) 2004-05-07 2004-05-07 Procede de lestage de boues activees

Publications (2)

Publication Number Publication Date
FR2869895A1 FR2869895A1 (fr) 2005-11-11
FR2869895B1 true FR2869895B1 (fr) 2007-06-22

Family

ID=34946137

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0404916A Expired - Fee Related FR2869895B1 (fr) 2004-05-07 2004-05-07 Procede de lestage de boues activees

Country Status (1)

Country Link
FR (1) FR2869895B1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102005031865A1 (de) 2005-07-06 2007-01-18 Peter Schöndorfer Verfahren zur Vermeidung der Bildung von Blähschlamm in biologischen Kläranlagen

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0710390B2 (ja) * 1991-01-21 1995-02-08 四国化成工業株式会社 微生物フロックの形成方法
FR2805180B1 (fr) * 2000-02-22 2002-09-13 Talc De Luzenac Procede de deshydratation de matieres solides divisees impregnees d'eau, et application aux boues provenant d'une station d'epuration d'eaux usees par voie biologique
FR2816611B1 (fr) * 2000-11-14 2003-08-15 Electricite De France Procede de traitement d'eaux usees

Also Published As

Publication number Publication date
FR2869895A1 (fr) 2005-11-11

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Legal Events

Date Code Title Description
PLFP Fee payment

Year of fee payment: 12

ST Notification of lapse

Effective date: 20170131