FR2209719A1 - Alumina and potassium sulphate prodn. from alunite - with high yields, using an alkali soln. - Google Patents

Alumina and potassium sulphate prodn. from alunite - with high yields, using an alkali soln.

Info

Publication number
FR2209719A1
FR2209719A1 FR7339507A FR7339507A FR2209719A1 FR 2209719 A1 FR2209719 A1 FR 2209719A1 FR 7339507 A FR7339507 A FR 7339507A FR 7339507 A FR7339507 A FR 7339507A FR 2209719 A1 FR2209719 A1 FR 2209719A1
Authority
FR
France
Prior art keywords
alunite
alumina
prodn
sodium
treating
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.)
Granted
Application number
FR7339507A
Other languages
English (en)
Other versions
FR2209719B1 (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.)
INST ALJUMINIEVOI
Original Assignee
INST ALJUMINIEVOI
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 INST ALJUMINIEVOI filed Critical INST ALJUMINIEVOI
Publication of FR2209719A1 publication Critical patent/FR2209719A1/fr
Application granted granted Critical
Publication of FR2209719B1 publication Critical patent/FR2209719B1/fr
Granted 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
    • C01F7/06—Preparation of alkali metal aluminates; Aluminium oxide or hydroxide therefrom by treating aluminous minerals or waste-like raw materials with alkali hydroxide, e.g. leaching of bauxite according to the Bayer process
    • C01F7/0686—Preparation of alkali metal aluminates; Aluminium oxide or hydroxide therefrom by treating aluminous minerals or waste-like raw materials with alkali hydroxide, e.g. leaching of bauxite according to the Bayer process from sulfate-containing minerals, e.g. alunite
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
    • C01D5/00—Sulfates or sulfites of sodium, potassium or alkali metals in general
    • C01D5/008—Preparation of potassium sulfate from alunite

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
FR7339507A 1972-12-08 1973-11-07 Alumina and potassium sulphate prodn. from alunite - with high yields, using an alkali soln. Granted FR2209719A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SU1852006A SU520001A1 (ru) 1972-12-08 1972-12-08 Способ гидрохимической переработки алунита

Publications (2)

Publication Number Publication Date
FR2209719A1 true FR2209719A1 (en) 1974-07-05
FR2209719B1 FR2209719B1 (fr) 1976-06-18

Family

ID=20533611

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7339507A Granted FR2209719A1 (en) 1972-12-08 1973-11-07 Alumina and potassium sulphate prodn. from alunite - with high yields, using an alkali soln.

Country Status (6)

Country Link
CA (1) CA1003619A (fr)
DE (1) DE2345292C3 (fr)
FR (1) FR2209719A1 (fr)
IT (1) IT998596B (fr)
MX (1) MX143262A (fr)
SU (1) SU520001A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4117077A (en) * 1976-09-13 1978-09-26 Gakif Zakirovich Nasyrov Process for alunite treatment

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
NEANT *

Also Published As

Publication number Publication date
MX143262A (es) 1981-04-10
DE2345292A1 (de) 1974-07-11
IT998596B (it) 1976-02-20
CA1003619A (en) 1977-01-18
SU520001A1 (ru) 1976-07-25
FR2209719B1 (fr) 1976-06-18
DE2345292B2 (de) 1977-09-01
DE2345292C3 (de) 1978-05-03

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Legal Events

Date Code Title Description
ST Notification of lapse