FR2448939A1 - Procede pour faciliter la separation, par flottation, notamment d'emulsions - Google Patents

Procede pour faciliter la separation, par flottation, notamment d'emulsions

Info

Publication number
FR2448939A1
FR2448939A1 FR7903575A FR7903575A FR2448939A1 FR 2448939 A1 FR2448939 A1 FR 2448939A1 FR 7903575 A FR7903575 A FR 7903575A FR 7903575 A FR7903575 A FR 7903575A FR 2448939 A1 FR2448939 A1 FR 2448939A1
Authority
FR
France
Prior art keywords
flotation
sepn
colloids
medium
polyelectrolytes
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.)
Granted
Application number
FR7903575A
Other languages
English (en)
French (fr)
Other versions
FR2448939B1 (US08066781-20111129-C00013.png
Inventor
Herve Labaquere
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.)
Suez International SAS
Original Assignee
Degremont 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 Degremont SA filed Critical Degremont SA
Priority to FR7903575A priority Critical patent/FR2448939A1/fr
Publication of FR2448939A1 publication Critical patent/FR2448939A1/fr
Application granted granted Critical
Publication of FR2448939B1 publication Critical patent/FR2448939B1/fr
Granted 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
    • C02F1/54—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using organic material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D17/00—Separation of liquids, not provided for elsewhere, e.g. by thermal diffusion
    • B01D17/02—Separation of non-miscible liquids
    • B01D17/0205—Separation of non-miscible liquids by gas bubbles or moving solids
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D17/00—Separation of liquids, not provided for elsewhere, e.g. by thermal diffusion
    • B01D17/02—Separation of non-miscible liquids
    • B01D17/04—Breaking emulsions
    • B01D17/047—Breaking emulsions with separation aids
    • 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
    • B03D—FLOTATION; DIFFERENTIAL SEDIMENTATION
    • B03D1/00—Flotation
    • B03D1/001—Flotation agents
    • B03D1/004—Organic compounds
    • B03D1/016—Macromolecular compounds
    • 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
    • B03D—FLOTATION; DIFFERENTIAL SEDIMENTATION
    • B03D1/00—Flotation
    • B03D1/001—Flotation agents
    • B03D1/004—Organic compounds
    • B03D1/01—Organic compounds containing nitrogen
    • 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
    • B03D—FLOTATION; DIFFERENTIAL SEDIMENTATION
    • B03D2201/00—Specified effects produced by the flotation agents
    • B03D2201/002—Coagulants and Flocculants

Landscapes

  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Chemical Kinetics & Catalysis (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)
  • Treatment Of Sludge (AREA)
FR7903575A 1979-02-13 1979-02-13 Procede pour faciliter la separation, par flottation, notamment d'emulsions Granted FR2448939A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7903575A FR2448939A1 (fr) 1979-02-13 1979-02-13 Procede pour faciliter la separation, par flottation, notamment d'emulsions

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7903575A FR2448939A1 (fr) 1979-02-13 1979-02-13 Procede pour faciliter la separation, par flottation, notamment d'emulsions

Publications (2)

Publication Number Publication Date
FR2448939A1 true FR2448939A1 (fr) 1980-09-12
FR2448939B1 FR2448939B1 (US08066781-20111129-C00013.png) 1983-06-24

Family

ID=9221890

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7903575A Granted FR2448939A1 (fr) 1979-02-13 1979-02-13 Procede pour faciliter la separation, par flottation, notamment d'emulsions

Country Status (1)

Country Link
FR (1) FR2448939A1 (US08066781-20111129-C00013.png)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1982001324A1 (en) * 1980-10-13 1982-04-29 Jacob Weitman Method and apparatus for the separation of preferably gaseous and difficultly condensable contaminations from a gas
DE3152439A1 (de) * 1979-10-31 1982-09-23 P Barberet Recuperator-dissipator of calories
FR2512006A1 (fr) * 1981-08-27 1983-03-04 Lambert Jean Pierre Procede pour clarifier des eaux residuaires
EP0082809A1 (de) * 1981-12-18 1983-06-29 Benno Perren (verstorben) Verfahren zur kontinuierlichen Abscheidung von in einer verunreinigten Flüssigkeit enthaltenen Stoffen und Vorrichtung zur Durchführung des Verfahrens
WO1992008533A1 (en) * 1990-11-15 1992-05-29 Multiserv International Limited Treatment of dispersions
EP0524039A1 (fr) * 1991-07-19 1993-01-20 Degremont Procédé et dispositif de traitement des eaux
FR2839073A1 (fr) * 2002-04-26 2003-10-31 Sucre Rech & Dev Procede d'extraction d'inuline a partir de chicorees

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3152439A1 (de) * 1979-10-31 1982-09-23 P Barberet Recuperator-dissipator of calories
WO1982001324A1 (en) * 1980-10-13 1982-04-29 Jacob Weitman Method and apparatus for the separation of preferably gaseous and difficultly condensable contaminations from a gas
FR2512006A1 (fr) * 1981-08-27 1983-03-04 Lambert Jean Pierre Procede pour clarifier des eaux residuaires
EP0082809A1 (de) * 1981-12-18 1983-06-29 Benno Perren (verstorben) Verfahren zur kontinuierlichen Abscheidung von in einer verunreinigten Flüssigkeit enthaltenen Stoffen und Vorrichtung zur Durchführung des Verfahrens
WO1992008533A1 (en) * 1990-11-15 1992-05-29 Multiserv International Limited Treatment of dispersions
EP0524039A1 (fr) * 1991-07-19 1993-01-20 Degremont Procédé et dispositif de traitement des eaux
FR2679223A1 (fr) * 1991-07-19 1993-01-22 Degremont Procede et dispositif de traitement des eaux.
US5382369A (en) * 1991-07-19 1995-01-17 Degremont Waste water-treatment process
FR2839073A1 (fr) * 2002-04-26 2003-10-31 Sucre Rech & Dev Procede d'extraction d'inuline a partir de chicorees

Also Published As

Publication number Publication date
FR2448939B1 (US08066781-20111129-C00013.png) 1983-06-24

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Legal Events

Date Code Title Description
ST Notification of lapse