Method of obtaining pure alumina by acid attack on aluminous min

Details Method of obtaining pure alumina by acid attack on aluminous min Method of obtaining pure alumina by acid attack on aluminous min

1978-02-09

1978-11-07

Carter, Herbert T.

Chemistry of inorganic compounds

Treating mixture to obtain metal containing compound

Group iiia metal or beryllium

423128, 423132, C01F 722, C01F 726

Patent

active

041246802

ABSTRACT:
A method of obtaining alumina of high purity from aluminous mineral containing impurities in which the mineral is attacked with a sulphuric acid liquor followed by separation of a liquid phase from the resulting solid residue comprising

REFERENCES:
patent: 2152597 (1939-03-01), Luni
patent: 3620671 (1971-11-01), Maurel et al.
patent: 3862293 (1975-01-01), Maurel et al.

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