Ore dressing method

Details Ore dressing method Ore dressing method

1986-02-25

1987-10-13

Nozick, Bernard

Classifying, separating, and assorting solids

Fluid suspension

Liquid

252 61, B03D 114

Patent

active

046997121

ABSTRACT:
An ore dressing method for beneficiating copper from copper bearing ore by froth flotation employing the collector which comprises a mixture of an O,O-bis(alkylphenyl) phosphorodithioic compound, e.g., sodium O,O-bis(isopropylphenyl) phosphorodithioate, and a thiono compound which is an alkyl xanthogen formate, e.g., isobutyl xanthogen alkyl ethyl formate, and/or a thionocarbamate, e.g., N-ethyl O-isopropyl dialkyl thionocarbamate.

REFERENCES:
patent: 4040950 (1977-08-01), Zipperian et al.
patent: 4387034 (1983-06-01), Unger et al.
patent: 4410439 (1983-10-01), Cozier

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