IT981572B - PROCEDURE FOR THE TREATMENT OF RED SLUDGE FORMED IN THE MANUFACTURE OF ALUMINA - Google Patents

PROCEDURE FOR THE TREATMENT OF RED SLUDGE FORMED IN THE MANUFACTURE OF ALUMINA

Info

Publication number
IT981572B
IT981572B IT22079/73A IT2207973A IT981572B IT 981572 B IT981572 B IT 981572B IT 22079/73 A IT22079/73 A IT 22079/73A IT 2207973 A IT2207973 A IT 2207973A IT 981572 B IT981572 B IT 981572B
Authority
IT
Italy
Prior art keywords
alumina
procedure
manufacture
treatment
sludge formed
Prior art date
Application number
IT22079/73A
Other languages
Italian (it)
Inventor
J Zoldi
K Entzmann
J Majer
Original Assignee
Tataranyai Szenbanyak
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 Tataranyai Szenbanyak filed Critical Tataranyai Szenbanyak
Application granted granted Critical
Publication of IT981572B publication Critical patent/IT981572B/en

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
    • C01D1/20—Preparation by reacting oxides or hydroxides with alkali metal salts
    • 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
    • C01F7/066—Treatment of the separated residue

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Analytical Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Silicates, Zeolites, And Molecular Sieves (AREA)
IT22079/73A 1972-03-24 1973-03-23 PROCEDURE FOR THE TREATMENT OF RED SLUDGE FORMED IN THE MANUFACTURE OF ALUMINA IT981572B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
HU72TA1177A HU174231B (en) 1972-03-24 1972-03-24 Process for the reduction of the sodium content of red mud

Publications (1)

Publication Number Publication Date
IT981572B true IT981572B (en) 1974-10-10

Family

ID=11001786

Family Applications (1)

Application Number Title Priority Date Filing Date
IT22079/73A IT981572B (en) 1972-03-24 1973-03-23 PROCEDURE FOR THE TREATMENT OF RED SLUDGE FORMED IN THE MANUFACTURE OF ALUMINA

Country Status (4)

Country Link
DE (1) DE2313816C3 (en)
GB (1) GB1412040A (en)
HU (1) HU174231B (en)
IT (1) IT981572B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
HU228102B1 (en) * 2009-04-21 2012-10-29 Peter Lipot Winkler Apparatus and method for producting iron-ore briquette
ES2704134T3 (en) * 2010-01-29 2019-03-14 Krsys Gmbh Procedure to use red mud
CN113249565A (en) * 2021-06-09 2021-08-13 天津铁厂有限公司 Convection mixing type steel mud device and mixing process
CN117139349A (en) * 2023-09-01 2023-12-01 中铝山东有限公司 A method for continuous dealkalization of red mud by Bayer process

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1022572B (en) * 1956-08-03 1958-01-16 Giulini Gmbh Geb Process for the digestion of bauxites using caustic soda for the extraction of clay
FR1231638A (en) * 1957-01-15 1960-09-30 Pechiney Aluminum ore processing process

Also Published As

Publication number Publication date
GB1412040A (en) 1975-10-29
DE2313816C3 (en) 1982-05-19
HU174231B (en) 1979-11-28
DE2313816B2 (en) 1981-04-30
DE2313816A1 (en) 1973-10-04

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