Classifying – separating – and assorting solids – Fluid suspension – Liquid
Patent
1986-06-06
1987-10-13
Bashore, S. Leon
Classifying, separating, and assorting solids
Fluid suspension
Liquid
252 61, 75 2, B03D 102
Patent
active
046997113
ABSTRACT:
The invention relates to novel O,O'-, O,S'- or S,S'-dithiodialkylene-bis(mono- or dihydrocarbyl carbamothioates) and S,S'-dithiodialkylene-bis(mono- or dihydrocarbyl carbamodithioate). The novel compounds of this invention are useful as collectors in the froth flotation of sulfide mineral ores.
REFERENCES:
patent: 4354980 (1982-10-01), Crozier
patent: 4618461 (1986-10-01), Bergman et al.
Bergman Roger W.
Smith Harry A.
Bashore S. Leon
Dow Chemical Company
Lithgow Thomas M.
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