FR2805180B1 - 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 - Google Patents

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

Info

Publication number
FR2805180B1
FR2805180B1 FR0002188A FR0002188A FR2805180B1 FR 2805180 B1 FR2805180 B1 FR 2805180B1 FR 0002188 A FR0002188 A FR 0002188A FR 0002188 A FR0002188 A FR 0002188A FR 2805180 B1 FR2805180 B1 FR 2805180B1
Authority
FR
France
Prior art keywords
sludge
dehydration
water
application
wastewater treatment
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
FR0002188A
Other languages
English (en)
French (fr)
Other versions
FR2805180A1 (fr
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.)
Imerys Talc Luzenac France SAS
Original Assignee
Talc de Luzenac 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 Talc de Luzenac SA filed Critical Talc de Luzenac SA
Priority to FR0002188A priority Critical patent/FR2805180B1/fr
Priority to EP01907844A priority patent/EP1257506A1/de
Priority to PCT/FR2001/000487 priority patent/WO2001062679A1/fr
Publication of FR2805180A1 publication Critical patent/FR2805180A1/fr
Application granted granted Critical
Publication of FR2805180B1 publication Critical patent/FR2805180B1/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
    • C02F11/00—Treatment of sludge; Devices therefor
    • C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
    • C02F11/14—Treatment of sludge; Devices therefor by de-watering, drying or thickening with addition of chemical agents
    • C02F11/143—Treatment of sludge; Devices therefor by de-watering, drying or thickening with addition of chemical agents using inorganic substances
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F11/00—Treatment of sludge; Devices therefor
    • C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
    • C02F11/14—Treatment of sludge; Devices therefor by de-watering, drying or thickening with addition of chemical agents
    • C02F11/143—Treatment of sludge; Devices therefor by de-watering, drying or thickening with addition of chemical agents using inorganic substances
    • C02F11/145—Treatment of sludge; Devices therefor by de-watering, drying or thickening with addition of chemical agents using inorganic substances using calcium compounds

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (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)
  • Treatment Of Sludge (AREA)
FR0002188A 2000-02-22 2000-02-22 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 Expired - Fee Related FR2805180B1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FR0002188A FR2805180B1 (fr) 2000-02-22 2000-02-22 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
EP01907844A EP1257506A1 (de) 2000-02-22 2001-02-20 Verfahren zur verminderung des spezifischen filtrationswiderstands eines klärschlamms
PCT/FR2001/000487 WO2001062679A1 (fr) 2000-02-22 2001-02-20 Procede pour abaisser la resistance specifique a la filtration de boues biologiques provenant d'une station d'epuration d'eaux usees

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0002188A FR2805180B1 (fr) 2000-02-22 2000-02-22 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

Publications (2)

Publication Number Publication Date
FR2805180A1 FR2805180A1 (fr) 2001-08-24
FR2805180B1 true FR2805180B1 (fr) 2002-09-13

Family

ID=8847251

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0002188A Expired - Fee Related FR2805180B1 (fr) 2000-02-22 2000-02-22 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

Country Status (3)

Country Link
EP (1) EP1257506A1 (de)
FR (1) FR2805180B1 (de)
WO (1) WO2001062679A1 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2867773B1 (fr) * 2004-03-17 2006-12-22 Alain Chekroun Procede et systeme de traitement des boues d'epuration
FR2869895B1 (fr) * 2004-05-07 2007-06-22 Halter Hydro Environnement Ent Procede de lestage de boues activees
EP1785400A1 (de) 2005-11-10 2007-05-16 Halter Hydro Environnement Ballastflockung von Belebtsschlamm
FR2911601B1 (fr) 2007-01-24 2009-03-27 Lab Sa Sa Procede de filtration de boues contenant des polluants, et proceded d'epuration humide de fumees correspondant.
FR2986163B1 (fr) * 2012-01-26 2015-01-30 Marc Gombart Procede et installation de traitement des boues
CN102608292B (zh) * 2012-03-09 2014-07-23 北京建筑大学 污泥比阻测量装置
CN102980834B (zh) * 2012-12-10 2014-12-31 中国科学院武汉岩土力学研究所 一种测定污泥脱水特性的试验装置

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5841918B2 (ja) * 1979-07-05 1983-09-16 章 西田 高速脱水剤およびこれを用いた糞尿廃棄物の処理方法
DE4025063A1 (de) * 1990-08-03 1992-02-06 Doering Hans Werner Prof Dr Re Verfahren zur verbesserung der mechanischen entwaesserbarkeit von industriellen und natuerlichen schlaemmen
WO1994020425A1 (fr) * 1993-03-11 1994-09-15 Naintsch Mineralwerke Gesellschaft M.B.H. Procede perfectionne d'epuration d'eaux usees du type 'a boues activees', permettant d'accroitre les rendements d'epuration

Also Published As

Publication number Publication date
WO2001062679A1 (fr) 2001-08-30
EP1257506A1 (de) 2002-11-20
FR2805180A1 (fr) 2001-08-24

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ST Notification of lapse

Effective date: 20051031