Production of high purity fluorspar and barite concentrates from

Details Production of high purity fluorspar and barite concentrates from Production of high purity fluorspar and barite concentrates from

1977-06-13

1979-01-23

Halper, Robert

Classifying, separating, and assorting solids

Fluid suspension

Liquid

252 61, B03D 102

Patent

active

041360192

ABSTRACT:
Beneficiation of complex non-sulfide ores such as fluorspar is effected by flotation using organic compounds containing the CF.sub.3 group as selectivity agents.

REFERENCES:
patent: 2407651 (1946-09-01), Clemmer
patent: 2412217 (1946-12-01), Havens
patent: 2414815 (1947-01-01), Kennedy
patent: 2764602 (1956-09-01), Ahlbrecht
patent: 2788362 (1957-04-01), Barnhart
patent: 3186546 (1965-06-01), Keen
patent: 3331504 (1967-07-01), O'Connell
patent: 3472894 (1969-10-01), Bartlett
patent: 3835996 (1974-09-01), Singewald
C. A., vol. 18, p. 92, 1974, 495845.

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