BE864523A - Procede perfectionne pour preparer du chlore et un hydroxyde de metal alcalin - Google Patents

Procede perfectionne pour preparer du chlore et un hydroxyde de metal alcalin

Info

Publication number
BE864523A
BE864523A BE2056729A BE2056729A BE864523A BE 864523 A BE864523 A BE 864523A BE 2056729 A BE2056729 A BE 2056729A BE 2056729 A BE2056729 A BE 2056729A BE 864523 A BE864523 A BE 864523A
Authority
BE
Belgium
Prior art keywords
alkaline hydroxide
preparing chlorine
metal alkaline
perfected process
perfected
Prior art date
Application number
BE2056729A
Other languages
English (en)
French (fr)
Original Assignee
Bayer Ag
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 Bayer Ag filed Critical Bayer Ag
Publication of BE864523A publication Critical patent/BE864523A/xx

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
    • C01F11/00—Compounds of calcium, strontium, or barium
    • C01F11/46—Sulfates
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
    • C01D3/00—Halides of sodium, potassium or alkali metals in general
    • C01D3/14—Purification
    • C01D3/16—Purification by precipitation or adsorption
    • 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
    • C25B15/08—Supplying or removing reactants or electrolytes; Regeneration of electrolytes
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/60—Particles characterised by their size
    • C01P2004/61—Micrometer sized, i.e. from 1-100 micrometer

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Metallurgy (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
BE2056729A 1977-03-05 1978-03-03 Procede perfectionne pour preparer du chlore et un hydroxyde de metal alcalin BE864523A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2709728A DE2709728C2 (de) 1977-03-05 1977-03-05 Verfahren zur Herstellung von Chlor und Alkalihydroxid durch Elektrolyse unter Einsatz von calcium- und/oder sulfathaltigem Rohsalz

Publications (1)

Publication Number Publication Date
BE864523A true BE864523A (fr) 1978-09-04

Family

ID=6002912

Family Applications (1)

Application Number Title Priority Date Filing Date
BE2056729A BE864523A (fr) 1977-03-05 1978-03-03 Procede perfectionne pour preparer du chlore et un hydroxyde de metal alcalin

Country Status (8)

Country Link
US (1) US4132759A (it)
BE (1) BE864523A (it)
CA (1) CA1107676A (it)
DE (1) DE2709728C2 (it)
FR (1) FR2382514A1 (it)
GB (1) GB1598941A (it)
IT (1) IT1102607B (it)
NL (1) NL188233C (it)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4722772A (en) * 1985-01-28 1988-02-02 E. I. Du Pont De Nemours And Company Process for electrolysis of sulfate-containing brine
US4586993A (en) * 1985-05-31 1986-05-06 Stearns Catalytic World Corporation Control of sulfates in membrane cell chlor-alkali process
US4636376A (en) * 1985-09-30 1987-01-13 Ppg Industries, Inc. Sulfate removal from alkali metal chlorate solutions
US5093089A (en) * 1990-07-16 1992-03-03 Chemetics International Company Ltd. Process for the separation of sulphate
DE4326128A1 (de) * 1993-08-04 1995-02-09 Huels Chemische Werke Ag Verfahren zur Elektrolyse einer wäßrigen Kaliumchlorid-Lösung
US6340736B1 (en) 1999-11-29 2002-01-22 General Electric Company Method and apparatus for the production of polycarbonates with brine recycling
US20140158632A1 (en) * 2012-12-07 2014-06-12 Advanced Water Recovery, Llc Selective separation of a salt from water

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2248137A (en) * 1937-12-17 1941-07-08 Mathieson Alkali Works Inc Electrolysis of alkali metal brines
US3051637A (en) * 1959-06-10 1962-08-28 Diamond Alkali Co Process for coordinated operation of diaphragm and mercury cathode electrolytic cells
FR1279556A (fr) * 1960-12-07 1961-12-22 Ici Ltd Procédé perfectionné de purification du sel ordinaire

Also Published As

Publication number Publication date
NL7802384A (nl) 1978-09-07
DE2709728C2 (de) 1981-10-29
FR2382514A1 (fr) 1978-09-29
NL188233C (nl) 1992-05-06
GB1598941A (en) 1981-09-23
US4132759A (en) 1979-01-02
CA1107676A (en) 1981-08-25
FR2382514B1 (it) 1984-08-31
IT1102607B (it) 1985-10-07
DE2709728A1 (de) 1978-09-07
IT7848279A0 (it) 1978-03-03
NL188233B (nl) 1991-12-02

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: BAYER A.G.

Effective date: 19970331