Metal trithiocarbonates as depressants

Details Metal trithiocarbonates as depressants Metal trithiocarbonates as depressants

1985-01-14

1986-04-22

Lieberman, Paul

Compositions

Physical separation agents

Froth-flotation or differential adherence

423155, 423178, 423179, 423414, 423443, 423560, C09K 300

Patent

active

045841187

ABSTRACT:
Metal trithiocarbonates such as Na.sub.2 CS.sub.3 are useful depressant for such sulfided minerals as copper and iron sulfides in molybdenum recovery.

REFERENCES:
patent: 1831808 (1931-11-01), Ferris
patent: 2221796 (1940-11-01), Heath et al.
patent: 2287285 (1942-06-01), Bennett
patent: 2893835 (1959-07-01), Stone et al.
patent: 3753918 (1973-08-01), Haugwitz
patent: 4231859 (1980-11-01), Huiatt et al.
patent: 4425230 (1984-01-01), Andress et al.
Dyer, "Kinetic Study of the Acid Hydrolysis of Sodium Trithiocarbonate and Its Reaction With Formaldehyde," Tappi, 49(10), 447-52, (1966), (CA 66:3962).
Bailar et al., Comprehensive Inorganic Chemistry, Pergamon, 1973, p. 1240.
Gmelin Handbuch der Anorganischen Chemie, 8th Ed., "Kohlonstoft", pp. 216-226, (1977) and Natrium-pp. 203-205, (1964).

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