Froth flotation process for the recovery of minerals and a colle

Details Froth flotation process for the recovery of minerals and a colle Froth flotation process for the recovery of minerals and a colle

1988-07-07

1990-03-13

Lacey, David L.

Classifying, separating, and assorting solids

Fluid suspension

Liquid

252 61, B03D 102

Patent

active

049081250

ABSTRACT:
The invention is a collector composition for a flotation process containing a primary or secondary amine or amine salt and at least one of xanthates, dithiophosphates, mercaptobenzothiazoles, xanthogen formate and thioaocarbamate and a flotation process which utilizes the collector composition.

REFERENCES:
patent: 2074699 (1937-03-01), Lenher
patent: 2185968 (1940-01-01), Ralston
patent: 2267307 (1941-12-01), Ralston et al.
patent: 2278020 (1942-03-01), Ralston
patent: 2289996 (1942-07-01), Ralston
patent: 3072256 (1963-01-01), Gotte
patent: 4036746 (1977-07-01), Strow
patent: 4208487 (1980-06-01), Wang
patent: 4324654 (1982-04-01), Rule
patent: 4684459 (1987-08-01), Klimpel
patent: 4789466 (1988-12-01), Von Rybinski
patent: 4830739 (1989-05-01), Hellsten
"Froth Flotation-50th Anniversary Volume", Dr. Fuerstenau-Editor, copyright 1962, AIMMPE, pp. 420-422.

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