Conditioner for flotation of oxidized coal

Details Conditioner for flotation of oxidized coal Conditioner for flotation of oxidized coal

1980-02-07

1981-07-14

Halper, Robert

Classifying, separating, and assorting solids

Fluid suspension

Liquid

B03D 102

Patent

active

042785332

ABSTRACT:
Certain ether amines and their derivatives are useful to improve the recovery of clean coal in a froth flotation process. The presence of these ether amines and derivatives in the flotation medium is particularly effective to enhance the recovery of oxidized bituminous coal.

REFERENCES:
patent: 2173909 (1939-09-01), Kritchevsky
patent: 2372624 (1945-03-01), Carpenter
patent: 2389763 (1945-11-01), Cahn
patent: 3076819 (1963-02-01), Heise
patent: 3251852 (1966-05-01), DeCrote
patent: 3363758 (1968-01-01), Cronberg
patent: 3595390 (1971-07-01), Booth
patent: 4168227 (1979-09-01), Polgaire

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