Process for manufacturing coarse, crystalline alumina

Details Process for manufacturing coarse, crystalline alumina Process for manufacturing coarse, crystalline alumina

1985-01-23

1986-03-04

Carter, H. T.

Chemistry of inorganic compounds

Treating mixture to obtain metal containing compound

Group iiia metal or beryllium

423625, C01F 702

Patent

active

045740739

ABSTRACT:
The invention relates to a process for manufacturing coarse, crystalline alumina which, after preparation in a generally known manner, is suitable for use as grinding, lapping and polishing materials. The process comprises the calcining of alumina from dry absorption scrubbing units employed in connection with fused salt reduction cells producing aluminum.

REFERENCES:
patent: 2887361 (1959-05-01), Fenerty
patent: 4193768 (1980-03-01), Ohishi et al.
patent: 4374119 (1983-02-01), Schepers et al.

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