FR790658A - Process for the production of a pure alumina hydrate - Google Patents

Process for the production of a pure alumina hydrate

Info

Publication number
FR790658A
FR790658A FR790658DA FR790658A FR 790658 A FR790658 A FR 790658A FR 790658D A FR790658D A FR 790658DA FR 790658 A FR790658 A FR 790658A
Authority
FR
France
Prior art keywords
production
alumina hydrate
pure alumina
pure
hydrate
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.)
Evonik Operations GmbH
Vereinigte Aluminium Werke AG
Original Assignee
TH Goldschmidt AG
Vereinigte Aluminium Werke 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 TH Goldschmidt AG, Vereinigte Aluminium Werke AG filed Critical TH Goldschmidt AG
Application granted granted Critical
Publication of FR790658A publication Critical patent/FR790658A/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
    • 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
    • C01F7/20—Preparation of aluminium oxide or hydroxide from aluminous ores using acids or salts
    • C01F7/28—Preparation of aluminium oxide or hydroxide from aluminous ores using acids or salts with sulfurous acid
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/80—Compositional purity
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/80—Compositional purity
    • C01P2006/82—Compositional purity water content

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Inorganic Chemistry (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
FR790658D 1935-05-29 1935-05-29 Process for the production of a pure alumina hydrate Expired FR790658A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR790658T 1935-05-29

Publications (1)

Publication Number Publication Date
FR790658A true FR790658A (en) 1935-11-25

Family

ID=9223140

Family Applications (1)

Application Number Title Priority Date Filing Date
FR790658D Expired FR790658A (en) 1935-05-29 1935-05-29 Process for the production of a pure alumina hydrate

Country Status (1)

Country Link
FR (1) FR790658A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE767605C (en) * 1936-11-29 1952-12-08 Goldschmidt Ag Th Extraction of alumina from basic aluminum sulfite

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE767605C (en) * 1936-11-29 1952-12-08 Goldschmidt Ag Th Extraction of alumina from basic aluminum sulfite

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