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FR2720060B1 - Process for the elimination of chemical elements in solution in waste water or sludge during treatment. - Google Patents

Process for the elimination of chemical elements in solution in waste water or sludge during treatment.

Info

Publication number
FR2720060B1
FR2720060B1 FR9405972A FR9405972A FR2720060B1 FR 2720060 B1 FR2720060 B1 FR 2720060B1 FR 9405972 A FR9405972 A FR 9405972A FR 9405972 A FR9405972 A FR 9405972A FR 2720060 B1 FR2720060 B1 FR 2720060B1
Authority
FR
France
Prior art keywords
elimination
solution
waste water
during treatment
chemical elements
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
FR9405972A
Other languages
French (fr)
Other versions
FR2720060A1 (en
Inventor
Jean-Marie Regent
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.)
EXTRACT
Original Assignee
EXTRACT
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 EXTRACT filed Critical EXTRACT
Priority to FR9405972A priority Critical patent/FR2720060B1/en
Publication of FR2720060A1 publication Critical patent/FR2720060A1/en
Application granted granted Critical
Publication of FR2720060B1 publication Critical patent/FR2720060B1/en
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
    • 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
    • C02F1/5236—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents
    • C02F1/5245—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents using basic salts, e.g. of aluminium and iron
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03B—SEPARATING SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS
    • B03B9/00—General arrangement of separating plant, e.g. flow sheets

Landscapes

  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (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)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
  • Water Treatment By Sorption (AREA)
FR9405972A 1994-05-17 1994-05-17 Process for the elimination of chemical elements in solution in waste water or sludge during treatment. Expired - Fee Related FR2720060B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR9405972A FR2720060B1 (en) 1994-05-17 1994-05-17 Process for the elimination of chemical elements in solution in waste water or sludge during treatment.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9405972A FR2720060B1 (en) 1994-05-17 1994-05-17 Process for the elimination of chemical elements in solution in waste water or sludge during treatment.

Publications (2)

Publication Number Publication Date
FR2720060A1 FR2720060A1 (en) 1995-11-24
FR2720060B1 true FR2720060B1 (en) 1996-06-28

Family

ID=9463240

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9405972A Expired - Fee Related FR2720060B1 (en) 1994-05-17 1994-05-17 Process for the elimination of chemical elements in solution in waste water or sludge during treatment.

Country Status (1)

Country Link
FR (1) FR2720060B1 (en)

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2390192A2 (en) * 1977-05-10 1978-12-08 Degremont BIOLOGICAL FILTER FOR THE TREATMENT OF WASTE WATER AND INSTALLATION CONTAINING SUCH FITER
DE3303746C2 (en) * 1983-02-04 1986-01-23 Heiner Dipl.-Ing. 4100 Duisburg Kreyenberg Device for removing water deposits
DE8616498U1 (en) * 1986-09-16 1991-03-07 Kreyenberg, Heiner, Dipl.-Ing., 4030 Ratingen Device for removing sludge from water bodies and its treatment
FR2607080B1 (en) * 1986-11-20 1991-03-15 Geoservices MOBILE TRACTABLE MUD TREATMENT UNIT
EP0282621B1 (en) * 1987-03-19 1990-04-25 Heiner Dipl.-Ing. Dr. Kreyenberg Method and installation for sludge removal from waters
DE3744695C2 (en) * 1987-07-22 1996-01-11 Krupp Foerdertechnik Gmbh Process for dredging and processing silt from port, waterways etc. and pick-up head for excavators

Also Published As

Publication number Publication date
FR2720060A1 (en) 1995-11-24

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20090119

RN Application for restoration
FC Favourable decision of inpi director general on an application for restauration.
ST Notification of lapse

Effective date: 20140131