FR2542763B1 - Procede et appareillage pour l'electrolyse d'une solution aqueuse diluee d'alcali caustique - Google Patents

Procede et appareillage pour l'electrolyse d'une solution aqueuse diluee d'alcali caustique

Info

Publication number
FR2542763B1
FR2542763B1 FR848404143A FR8404143A FR2542763B1 FR 2542763 B1 FR2542763 B1 FR 2542763B1 FR 848404143 A FR848404143 A FR 848404143A FR 8404143 A FR8404143 A FR 8404143A FR 2542763 B1 FR2542763 B1 FR 2542763B1
Authority
FR
France
Prior art keywords
electrolysis
aqueous solution
caustic alkali
diluted aqueous
diluted
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 - Lifetime
Application number
FR848404143A
Other languages
English (en)
Other versions
FR2542763A1 (fr
Inventor
Hiroshi Asano
Takayuki Shimamune
Kazuhiro Hirao
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.)
De Nora Permelec Ltd
Original Assignee
Permelec Electrode 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
Priority claimed from JP4407683A external-priority patent/JPS59170281A/ja
Priority claimed from JP58044077A external-priority patent/JPS59170282A/ja
Application filed by Permelec Electrode Ltd filed Critical Permelec Electrode Ltd
Publication of FR2542763A1 publication Critical patent/FR2542763A1/fr
Application granted granted Critical
Publication of FR2542763B1 publication Critical patent/FR2542763B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • C02F1/02—Treatment of water, waste water, or sewage by heating
    • C02F1/04—Treatment of water, waste water, or sewage by heating by distillation or evaporation
    • C02F1/14—Treatment of water, waste water, or sewage by heating by distillation or evaporation using solar energy
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
    • C25B1/00—Electrolytic production of inorganic compounds or non-metals
    • C25B1/01—Products
    • C25B1/34—Simultaneous production of alkali metal hydroxides and chlorine, oxyacids or salts of chlorine, e.g. by chlor-alkali electrolysis
    • C25B1/46—Simultaneous production of alkali metal hydroxides and chlorine, oxyacids or salts of chlorine, e.g. by chlor-alkali electrolysis in diaphragm cells
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
    • C25B15/00—Operating or servicing cells

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Hydrology & Water Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
  • Water Treatment By Electricity Or Magnetism (AREA)
FR848404143A 1983-03-18 1984-03-16 Procede et appareillage pour l'electrolyse d'une solution aqueuse diluee d'alcali caustique Expired - Lifetime FR2542763B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP4407683A JPS59170281A (ja) 1983-03-18 1983-03-18 希薄苛性アルカリ水溶液の電解方法
JP58044077A JPS59170282A (ja) 1983-03-18 1983-03-18 希薄苛性アルカリ水溶液の電解方法及びその装置

Publications (2)

Publication Number Publication Date
FR2542763A1 FR2542763A1 (fr) 1984-09-21
FR2542763B1 true FR2542763B1 (fr) 1990-03-09

Family

ID=26383924

Family Applications (1)

Application Number Title Priority Date Filing Date
FR848404143A Expired - Lifetime FR2542763B1 (fr) 1983-03-18 1984-03-16 Procede et appareillage pour l'electrolyse d'une solution aqueuse diluee d'alcali caustique

Country Status (10)

Country Link
US (1) US4578160A (fr)
KR (1) KR870000111B1 (fr)
AU (1) AU548708B2 (fr)
CA (1) CA1258820A (fr)
DE (1) DE3409118C2 (fr)
FR (1) FR2542763B1 (fr)
GB (1) GB2137658B (fr)
MY (1) MY8600672A (fr)
NL (1) NL8400723A (fr)
PH (1) PH20299A (fr)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ZW2786A1 (en) * 1985-02-14 1986-05-14 Anglo Amer Corp South Africa Removal of sodium ions from alkaline aqueous solutions by means of an electrolytic membrane process
EP0207890B1 (fr) * 1985-06-11 1990-03-14 Ciba-Geigy Ag Composition microbicide
US4908109A (en) * 1985-10-24 1990-03-13 Mercer International, Inc. Electrolytic purification system utilizing rapid reverse current plating electrodes
JPS6450998A (en) * 1987-08-21 1989-02-27 Power Reactor & Nuclear Fuel Electrolysis treating method of radioactive waste liquid
JP3095441B2 (ja) * 1990-12-26 2000-10-03 ユニチカ株式会社 電解槽およびその操作方法
DE4315117C2 (de) * 1993-05-07 1996-04-18 Klose Abwassertech Gmbh Einrichtung zur Reinigung und Aufbereitung von Schmutzwässern mittels Elektrolyse
US5529683A (en) * 1995-03-20 1996-06-25 United Technologies Corp. Method for preventing degradation of membranes used in electrolytic ozone production systems during system shutdown
DK1347823T5 (da) * 2000-12-12 2010-01-11 Jurag Separation As Fremgangsmåde og apparat til isolation af ioniske komponenter fra en væske
DK181493B1 (en) * 2022-07-06 2024-03-08 Stiesdal Hydrogen As Method for operating an electrolysis system with periodic polarity reversal

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1956411A (en) * 1931-11-25 1934-04-24 Underpinning & Foundation Comp Apparatus for and method of treating liquids
FR1117961A (fr) * 1954-01-20 1956-05-30 British Petroleum Co Procédé de régénération électrolytique de solutions alcalines aqueuses contenant des mercaptides
US3282834A (en) * 1960-01-30 1966-11-01 Varta Ag Process for reversible electrodialysis
US3600286A (en) * 1968-02-26 1971-08-17 Selectro Chem Co Electrolytic treatment of aqueous solutions
FR2386616A1 (fr) * 1977-04-05 1978-11-03 Alsthom Atlantique Electrolyseur
US4088550A (en) * 1977-05-25 1978-05-09 Diamond Shamrock Corporation Periodic removal of cathodic deposits by intermittent reversal of the polarity of the cathodes
US4115225A (en) * 1977-07-22 1978-09-19 Ionics, Inc. Electrodialysis cell electrode reversal and anolyte recirculation system
CA1159008A (fr) * 1978-12-04 1983-12-20 Sankar Das Gupta Reacteur a electrodes active et secondaire, avec dispositif inverseur de polarite, pour le traitement des eaux usees
US4253922A (en) * 1979-02-23 1981-03-03 Ppg Industries, Inc. Cathode electrocatalysts for solid polymer electrolyte chlor-alkali cells
NL7904150A (nl) * 1979-05-25 1980-11-27 Magneto Chemie Bv Werkwijze voor het uitvoeren van een elektrolyse- procede, alsmede een daarvoor geschikte elektrolyse- inrichting.
US4299673A (en) * 1979-12-27 1981-11-10 Broniewski Bogdan M Method of concentrating alkali metal hydroxide in hybrid cells having cation selective diffusion barriers

Also Published As

Publication number Publication date
KR870000111B1 (ko) 1987-02-11
PH20299A (en) 1986-11-18
GB2137658B (en) 1986-02-26
FR2542763A1 (fr) 1984-09-21
GB2137658A (en) 1984-10-10
KR840007856A (ko) 1984-12-11
CA1258820A (fr) 1989-08-29
DE3409118C2 (de) 1986-11-13
MY8600672A (en) 1986-12-31
NL8400723A (nl) 1984-10-16
US4578160A (en) 1986-03-25
GB8406884D0 (en) 1984-04-18
AU2568384A (en) 1984-09-20
DE3409118A1 (de) 1984-09-27
AU548708B2 (en) 1986-01-02

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Legal Events

Date Code Title Description
ST Notification of lapse