BE811649A - Procede de purification de solutions d'hydroxyde de sodium - Google Patents

Procede de purification de solutions d'hydroxyde de sodium

Info

Publication number
BE811649A
BE811649A BE141457A BE141457A BE811649A BE 811649 A BE811649 A BE 811649A BE 141457 A BE141457 A BE 141457A BE 141457 A BE141457 A BE 141457A BE 811649 A BE811649 A BE 811649A
Authority
BE
Belgium
Prior art keywords
sodium hydroxide
hydroxide solutions
purifying sodium
purifying
solutions
Prior art date
Application number
BE141457A
Other languages
English (en)
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 filed Critical
Publication of BE811649A publication Critical patent/BE811649A/fr

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
    • C01D1/00—Oxides or hydroxides of sodium, potassium or alkali metals in general
    • C01D1/04—Hydroxides
    • C01D1/28—Purification; Separation
    • C01D1/30—Purification; Separation by crystallisation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
BE141457A 1971-07-19 1974-02-27 Procede de purification de solutions d'hydroxyde de sodium BE811649A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00163888A US3799749A (en) 1971-07-19 1971-07-19 Method of purifying naoh solutions

Publications (1)

Publication Number Publication Date
BE811649A true BE811649A (fr) 1974-08-27

Family

ID=22592021

Family Applications (1)

Application Number Title Priority Date Filing Date
BE141457A BE811649A (fr) 1971-07-19 1974-02-27 Procede de purification de solutions d'hydroxyde de sodium

Country Status (2)

Country Link
US (1) US3799749A (fr)
BE (1) BE811649A (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51126399A (en) * 1975-04-28 1976-11-04 Asahi Glass Co Ltd Purification of sodium hydroxide
JPS51145495A (en) * 1975-06-10 1976-12-14 Asahi Glass Co Ltd Purification of caustic soda
JPS5268898A (en) * 1975-12-05 1977-06-08 Asahi Glass Co Ltd Separation of salt crystal from aqueous solution of caustic soda
US4251490A (en) * 1979-06-13 1981-02-17 The H. K. Ferguson Company Controlled temperature purification of aqueous sodium hydroxide solution
DE19710449A1 (de) * 1997-03-13 1998-09-17 Basf Ag Verfahren zur Aufreinigung von Natronlauge
EP2653209A1 (fr) * 2012-04-18 2013-10-23 Siemens Aktiengesellschaft Dispositif de séparation du dioxyde de carbone et son procédé de fonctionnement ainsi qu'unité de séparation

Also Published As

Publication number Publication date
US3799749A (en) 1974-03-26

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