FR2382941A1 - Procede de separation de particules solides d'un liquide aqueux par electroflottaison et appareil pour la mise en oeuvre dudit procede - Google Patents

Procede de separation de particules solides d'un liquide aqueux par electroflottaison et appareil pour la mise en oeuvre dudit procede

Info

Publication number
FR2382941A1
FR2382941A1 FR7806961A FR7806961A FR2382941A1 FR 2382941 A1 FR2382941 A1 FR 2382941A1 FR 7806961 A FR7806961 A FR 7806961A FR 7806961 A FR7806961 A FR 7806961A FR 2382941 A1 FR2382941 A1 FR 2382941A1
Authority
FR
France
Prior art keywords
separation
electroflotation
solid particles
implementing
aqueous liquid
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
FR7806961A
Other languages
English (en)
Other versions
FR2382941B1 (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.)
Akzo Nobel UK PLC
Original Assignee
Courtaulds PLC
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
Priority claimed from GB1010277A external-priority patent/GB1593862A/en
Application filed by Courtaulds PLC filed Critical Courtaulds PLC
Publication of FR2382941A1 publication Critical patent/FR2382941A1/fr
Application granted granted Critical
Publication of FR2382941B1 publication Critical patent/FR2382941B1/fr
Granted legal-status Critical Current

Links

Classifications

    • 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
    • B03D1/14—Flotation machines
    • B03D1/1437—Flotation machines using electroflotation
    • 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
    • B03D1/14—Flotation machines
    • B03D1/1412—Flotation machines with baffles, e.g. at the wall for redirecting settling solids
    • 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
    • B03D1/14—Flotation machines
    • B03D1/1443—Feed or discharge mechanisms for flotation tanks
    • B03D1/1456—Feed mechanisms for the slurry
    • 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
    • B03D1/14—Flotation machines
    • B03D1/1443—Feed or discharge mechanisms for flotation tanks
    • B03D1/1462—Discharge mechanisms for the froth
    • 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
    • C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
    • C02F1/461—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
    • C02F1/465—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis by electroflotation
    • 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
    • C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
    • C02F1/461—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
    • C02F1/46104—Devices therefor; Their operating or servicing
    • C02F1/46109—Electrodes

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biotechnology (AREA)
  • Water Supply & Treatment (AREA)
  • Environmental & Geological Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Organic Chemistry (AREA)
  • Electrostatic Separation (AREA)
  • Water Treatment By Electricity Or Magnetism (AREA)
  • Treatment Of Liquids With Adsorbents In General (AREA)
  • Carbon And Carbon Compounds (AREA)

Abstract

Procédé de séparation de particules solides d'un liquide aqueux par électroflottaison dans lequel le liquide à traiter est introduit au-dessous du niveau du liquide placé dans un bac contenant des électrodes. Ce procédé est caractérisé en ce que au moins une des électrodes est constituée de fibres de carbone. Séparation des solides de petite dimension et des liquides aqueux.
FR7806961A 1977-03-10 1978-03-10 Procede de separation de particules solides d'un liquide aqueux par electroflottaison et appareil pour la mise en oeuvre dudit procede Granted FR2382941A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB1010277A GB1593862A (en) 1977-03-10 1977-03-10 Process and apparatus for separating solids from aqueous liquids by electroflotation
GB5004477 1977-12-01

Publications (2)

Publication Number Publication Date
FR2382941A1 true FR2382941A1 (fr) 1978-10-06
FR2382941B1 FR2382941B1 (fr) 1980-03-21

Family

ID=26247273

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7806961A Granted FR2382941A1 (fr) 1977-03-10 1978-03-10 Procede de separation de particules solides d'un liquide aqueux par electroflottaison et appareil pour la mise en oeuvre dudit procede

Country Status (4)

Country Link
US (1) US4197180A (fr)
JP (1) JPS53110974A (fr)
DE (1) DE2810090A1 (fr)
FR (1) FR2382941A1 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0469582A1 (fr) * 1990-08-01 1992-02-05 IWATECH KONRADT GmbH Procédé et dispositif pour le traitement d'eaux polluées
WO1993004003A1 (fr) * 1991-08-14 1993-03-04 Iwatech Konradt Gmbh Procede et dispositif de traitement de liquides pollues
EP2606005A1 (fr) * 2010-08-18 2013-06-26 Potable Water Systems Ltd. Purification d'eau au moyen d'un balayage par convoyeur

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4265727A (en) * 1979-10-22 1981-05-05 Hitco Composite electrodes
US4439303A (en) * 1982-06-28 1984-03-27 Maurice Cocchi Crystallographically-oriented spatially-dispersed conductive fiber electrode
US4549950A (en) * 1984-11-13 1985-10-29 Olin Corporation Systems for producing electroplated and/or treated metal foil
US4568431A (en) * 1984-11-13 1986-02-04 Olin Corporation Process for producing electroplated and/or treated metal foil
US5049252A (en) * 1986-01-21 1991-09-17 Murrell Wilfred A Water cleaning system
WO1989002873A1 (fr) * 1987-10-03 1989-04-06 Iomac Kabushiki Kaisha Installation de traitement d'eau
DE4007127C1 (en) * 1990-03-07 1991-07-25 Deutsche Automobilgesellschaft Mbh, 3000 Hannover, De Electrode for electrolytic treatment of waste water - consists of nonwoven or needle felted non-conducting plastic fibres providing porous structure
US5480558A (en) * 1994-06-06 1996-01-02 General Electric Company Electric enhancement of adsorbent flotation separation
US6558527B2 (en) * 2001-01-24 2003-05-06 Enomoto Industry Co., Ltd. Apparatus and method for electrochemically removing fine metal particles from emulsions
US20130180857A1 (en) * 2012-01-09 2013-07-18 Tim Heffernan EcoFloc Advanced Electro-coagulation Liquid Waste Treatment System and Process
FI126311B (fi) * 2014-07-04 2016-09-30 Vee-Niksi Oy Malminkäsittelylaite ja -menetelmä

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2110733A (en) * 1934-03-01 1938-03-08 Titanium Alloy Mfg Co Preparation of a zirconium oxycarbide and silicon carbide
GB1149362A (en) * 1965-06-18 1969-04-23 Fairbanks Morse Inc Electrolytic flotation method and apparatus
BE824200A (fr) * 1975-01-02 1975-05-02 Separation par flottation

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3944478A (en) * 1973-05-02 1976-03-16 Mitsubishi Denki Kabushiki Kaisha Electrolytic drainage treating apparatus
CA1055889A (fr) * 1974-08-07 1979-06-05 Sankar D. Gupta Electrode a filaments metalliques

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2110733A (en) * 1934-03-01 1938-03-08 Titanium Alloy Mfg Co Preparation of a zirconium oxycarbide and silicon carbide
GB1149362A (en) * 1965-06-18 1969-04-23 Fairbanks Morse Inc Electrolytic flotation method and apparatus
BE824200A (fr) * 1975-01-02 1975-05-02 Separation par flottation

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0469582A1 (fr) * 1990-08-01 1992-02-05 IWATECH KONRADT GmbH Procédé et dispositif pour le traitement d'eaux polluées
WO1993004003A1 (fr) * 1991-08-14 1993-03-04 Iwatech Konradt Gmbh Procede et dispositif de traitement de liquides pollues
EP2606005A1 (fr) * 2010-08-18 2013-06-26 Potable Water Systems Ltd. Purification d'eau au moyen d'un balayage par convoyeur
EP2606005A4 (fr) * 2010-08-18 2015-04-22 Potable Water Systems Ltd Purification d'eau au moyen d'un balayage par convoyeur

Also Published As

Publication number Publication date
US4197180A (en) 1980-04-08
JPS53110974A (en) 1978-09-28
FR2382941B1 (fr) 1980-03-21
DE2810090A1 (de) 1978-09-21

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Legal Events

Date Code Title Description
ST Notification of lapse