FR894739A - Process for continuously precipitating the alumina contained in alkali aluminate solutions - Google Patents

Process for continuously precipitating the alumina contained in alkali aluminate solutions

Info

Publication number
FR894739A
FR894739A FR894739DA FR894739A FR 894739 A FR894739 A FR 894739A FR 894739D A FR894739D A FR 894739DA FR 894739 A FR894739 A FR 894739A
Authority
FR
France
Prior art keywords
alkali aluminate
alumina contained
aluminate solutions
continuously precipitating
precipitating
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
Other languages
French (fr)
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.)
Dyckerhoff GmbH
Original Assignee
Dyckerhoff GmbH
Dyckerhoff Portland Zementwerke 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 Dyckerhoff GmbH, Dyckerhoff Portland Zementwerke AG filed Critical Dyckerhoff GmbH
Application granted granted Critical
Publication of FR894739A publication Critical patent/FR894739A/en
Expired legal-status Critical Current

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)
FR894739D 1942-05-23 1943-05-14 Process for continuously precipitating the alumina contained in alkali aluminate solutions Expired FR894739A (en)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
FR894739A true FR894739A (en) 1945-01-04

Family

ID=5893355

Family Applications (1)

Application Number Title Priority Date Filing Date
FR894739D Expired FR894739A (en) 1942-05-23 1943-05-14 Process for continuously precipitating the alumina contained in alkali aluminate solutions

Country Status (3)

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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2342944A1 (en) * 1976-03-03 1977-09-30 Sonoco Products Co METHOD AND APPARATUS FOR CONTINUOUS RECOVERY OF ALKALINE METALS FROM USED SOLUTIONS CONTAINING THEM

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2342944A1 (en) * 1976-03-03 1977-09-30 Sonoco Products Co METHOD AND APPARATUS FOR CONTINUOUS RECOVERY OF ALKALINE METALS FROM USED SOLUTIONS CONTAINING THEM

Also Published As

Publication number Publication date
CH234778A (en) 1944-10-31
BE450280A (en)

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