CH234778A - Process for the precipitation of alumina from alkali aluminate solutions in continuous operation. - Google Patents

Process for the precipitation of alumina from alkali aluminate solutions in continuous operation.

Info

Publication number
CH234778A
CH234778A CH234778DA CH234778A CH 234778 A CH234778 A CH 234778A CH 234778D A CH234778D A CH 234778DA CH 234778 A CH234778 A CH 234778A
Authority
CH
Switzerland
Prior art keywords
alumina
precipitation
continuous operation
alkali aluminate
aluminate solutions
Prior art date
Application number
Other languages
German (de)
Inventor
Ag Dycker Portland-Zementwerke
Original Assignee
Dyckerhoff Portland Zementwerk
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 Dyckerhoff Portland Zementwerk filed Critical Dyckerhoff Portland Zementwerk
Publication of CH234778A publication Critical patent/CH234778A/en

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
    • C01F7/00—Compounds of aluminium
    • C01F7/02—Aluminium oxide; Aluminium hydroxide; Aluminates
    • C01F7/04—Preparation of alkali metal aluminates; Aluminium oxide or hydroxide therefrom
    • C01F7/14—Aluminium oxide or hydroxide from alkali metal aluminates
    • C01F7/144—Aluminium oxide or hydroxide from alkali metal aluminates from aqueous aluminate solutions by precipitation due to cooling, e.g. as part of the Bayer process

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Inorganic Chemistry (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
CH234778D 1942-05-23 1943-04-01 Process for the precipitation of alumina from alkali aluminate solutions in continuous operation. CH234778A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE234778X 1942-05-23

Publications (1)

Publication Number Publication Date
CH234778A true CH234778A (en) 1944-10-31

Family

ID=5893355

Family Applications (1)

Application Number Title Priority Date Filing Date
CH234778D CH234778A (en) 1942-05-23 1943-04-01 Process for the precipitation of alumina from alkali aluminate solutions in continuous operation.

Country Status (3)

Country Link
BE (1) BE450280A (en)
CH (1) CH234778A (en)
FR (1) FR894739A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4035228A (en) * 1976-03-03 1977-07-12 Sonoco Products Company Recovery process and apparatus for alkali metal-containing waste liquor

Also Published As

Publication number Publication date
FR894739A (en) 1945-01-04
BE450280A (en)

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