Process for treating zircon

Details Process for treating zircon Process for treating zircon

1982-04-06

1983-07-26

Hearn, Brian E.

Chemistry of inorganic compounds

Treating mixture to obtain metal containing compound

423 80, 423 86, 106299, 75 1R, 134 2, 134 4, 209212, 209 11, 209127R, C01G 2502, C22B 3414, C03C 2300, C09C 128

Patent

active

043953840

ABSTRACT:
A process for the treating of zircon to remove a coating which contains iron from the surface of individual grains to make them move amenable to electrostatic and magnetic separation, wherein the method comprises coating the zircon grains with a strong basic reagent, calcining the coated grains and treating the calcined grains to remove the calcined impurities.

REFERENCES:
patent: 2023278 (1935-12-01), McGregor
patent: 2890949 (1959-06-01), Blanton et al.
patent: 3166430 (1965-01-01), Seabright
patent: 3656938 (1972-04-01), Penzes
Beger, G. H. et al., "Caustic Treatment of Zircon Sand", U.S. Atomic Energy Commission, ISC-437, (Rev), 8-17-54.

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