FR2062440A5 - Electrodialysis unit with cation and anion - exchange membranes - Google Patents

Electrodialysis unit with cation and anion - exchange membranes

Info

Publication number
FR2062440A5
FR2062440A5 FR7034152A FR7034152A FR2062440A5 FR 2062440 A5 FR2062440 A5 FR 2062440A5 FR 7034152 A FR7034152 A FR 7034152A FR 7034152 A FR7034152 A FR 7034152A FR 2062440 A5 FR2062440 A5 FR 2062440A5
Authority
FR
France
Prior art keywords
cells
electrodes
dialysis
exchange membranes
anion
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
Application number
FR7034152A
Other languages
English (en)
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.)
Mitsubishi Petrochemical Co Ltd
Original Assignee
Mitsubishi Petrochemical Co Ltd
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 Mitsubishi Petrochemical Co Ltd filed Critical Mitsubishi Petrochemical Co Ltd
Application granted granted Critical
Publication of FR2062440A5 publication Critical patent/FR2062440A5/fr
Expired 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
    • C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
    • C02F1/469—Treatment of water, waste water, or sewage by electrochemical methods by electrochemical separation, e.g. by electro-osmosis, electrodialysis, electrophoresis
    • C02F1/4693—Treatment of water, waste water, or sewage by electrochemical methods by electrochemical separation, e.g. by electro-osmosis, electrodialysis, electrophoresis electrodialysis
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
    • B01D61/42—Electrodialysis; Electro-osmosis ; Electro-ultrafiltration; Membrane capacitive deionization
    • B01D61/44—Ion-selective electrodialysis
    • B01D61/52—Accessories; Auxiliary operation
    • 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
    • C02F1/4604—Treatment of water, waste water, or sewage by electrochemical methods for desalination of seawater or brackish water
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2201/00—Apparatus for treatment of water, waste water or sewage
    • C02F2201/46—Apparatus for electrochemical processes
    • C02F2201/461—Electrolysis apparatus
    • C02F2201/46105—Details relating to the electrolytic devices
    • C02F2201/4611—Fluid flow
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2201/00—Apparatus for treatment of water, waste water or sewage
    • C02F2201/46—Apparatus for electrochemical processes
    • C02F2201/461—Electrolysis apparatus
    • C02F2201/46105—Details relating to the electrolytic devices
    • C02F2201/46115—Electrolytic cell with membranes or diaphragms
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2201/00—Apparatus for treatment of water, waste water or sewage
    • C02F2201/46—Apparatus for electrochemical processes
    • C02F2201/461—Electrolysis apparatus
    • C02F2201/46105—Details relating to the electrolytic devices
    • C02F2201/4612—Controlling or monitoring
    • C02F2201/46125—Electrical variables
    • C02F2201/4613—Inversing polarity
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2201/00—Apparatus for treatment of water, waste water or sewage
    • C02F2201/46—Apparatus for electrochemical processes
    • C02F2201/461—Electrolysis apparatus
    • C02F2201/46105—Details relating to the electrolytic devices
    • C02F2201/4612—Controlling or monitoring
    • C02F2201/4615—Time

Landscapes

  • Chemical & Material Sciences (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • General Chemical & Material Sciences (AREA)
  • Electrochemistry (AREA)
  • Molecular Biology (AREA)
  • Environmental & Geological Engineering (AREA)
  • Analytical Chemistry (AREA)
  • Organic Chemistry (AREA)
  • Urology & Nephrology (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Water Treatment By Electricity Or Magnetism (AREA)
FR7034152A 1969-09-20 1970-09-21 Electrodialysis unit with cation and anion - exchange membranes Expired FR2062440A5 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7489469 1969-09-20

Publications (1)

Publication Number Publication Date
FR2062440A5 true FR2062440A5 (en) 1971-06-25

Family

ID=13560531

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7034152A Expired FR2062440A5 (en) 1969-09-20 1970-09-21 Electrodialysis unit with cation and anion - exchange membranes

Country Status (3)

Country Link
DE (1) DE2045723A1 (fr)
FR (1) FR2062440A5 (fr)
NL (1) NL7013820A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2511788A1 (fr) * 1981-08-24 1983-02-25 Ionics Dispositif perfectionne d'inversion de polarite des electrodes empilees dans un appareil d'electrodialyse a etages multiples et procede d'utilisation de ce dispositif
WO2003020645A2 (fr) * 2001-09-05 2003-03-13 Eltek S.P.A. Appareil menager equipe d'un dispositif de traitement electrochimique pour un liquide, notamment pour l'adoucissement d'eau, et procede de traitement correspondant

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3020104A1 (de) * 1980-05-27 1981-12-03 Merck Patent Gmbh, 6100 Darmstadt Verfahren zur herstellung von diacetonketogulonsaeure

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2511788A1 (fr) * 1981-08-24 1983-02-25 Ionics Dispositif perfectionne d'inversion de polarite des electrodes empilees dans un appareil d'electrodialyse a etages multiples et procede d'utilisation de ce dispositif
WO2003020645A2 (fr) * 2001-09-05 2003-03-13 Eltek S.P.A. Appareil menager equipe d'un dispositif de traitement electrochimique pour un liquide, notamment pour l'adoucissement d'eau, et procede de traitement correspondant
WO2003020645A3 (fr) * 2001-09-05 2003-05-30 Eltek Spa Appareil menager equipe d'un dispositif de traitement electrochimique pour un liquide, notamment pour l'adoucissement d'eau, et procede de traitement correspondant

Also Published As

Publication number Publication date
NL7013820A (fr) 1971-03-23
DE2045723A1 (fr) 1971-04-15

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Legal Events

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ST Notification of lapse