Ore flotation method

Details Ore flotation method Ore flotation method

B - Operations, Transporting

03

D

361/23

B03D 1/02 (2006.01)

Patent

CA 1188014

ABSTRACT A method for concentrating metal values in ores by flotation wherein there is employed as collector a compound of the formula Image wherein X is hydrogen, alkali metal, or the ammonium radical and R is alkyl-substituted phenyl of from 6 to 14 carbon atoms having from 1 to 3 alkyl substituents and from 1 to 6 carbon atoms in each alkyl substituent. Sodium O,O-bis(isopropylphenyl) phosphorodithioate and O,O-bis(isopropylphenyl) phosphorodithioic acid are illustrative. The method is particularly useful with sulfide minerals, especially with copper sulfides and molybdenum sulfides.

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