Method for beneficiating ores

Details Method for beneficiating ores Method for beneficiating ores

1984-05-21

1985-07-30

Nozick, Bernard

Classifying, separating, and assorting solids

Fluid suspension

Liquid

B03D 114

Patent

active

045320330

ABSTRACT:
In conventional froth floatation procedures for phosphate flotation, the feed is conditioned, diluted and floated. By lowering the pH with acid after the conditioning step, but before flotation, to a pH of from about 6.4 to about 7.0, one can improve phosphate selectivity.

REFERENCES:
patent: 3113838 (1963-12-01), Perri et al.
patent: 3259326 (1966-07-01), Duke et al.
patent: 4324653 (1982-04-01), Henchiri et al.
patent: 4364824 (1982-12-01), Snow
patent: 4436616 (1984-03-01), Dufour et al.

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