Ore flotation

Details Ore flotation Ore flotation

1990-12-28

1991-10-01

Silverman, Stanley S.

Classifying, separating, and assorting solids

Fluid suspension

Liquid

252 61, B03D 1014, B03D 102

Patent

active

050531190

ABSTRACT:
Ores of metal oxides and oxide-like compounds such as chromite and pyrochlore are beneficiated by froth flotation in the presence of substituted amino phosphonic acids or salts thereof.

REFERENCES:
patent: 2400213 (1946-05-01), Schilling
patent: 4040051 (1977-08-01), Fukazawa
patent: 4040519 (1977-08-01), Fukazawa
patent: 4070276 (1978-01-01), Broman
patent: 4144969 (1979-03-01), Snow
patent: 4358368 (1982-11-01), Hellensten
patent: 4363724 (1982-12-01), Panzer
patent: 4421641 (1983-12-01), Blazy
patent: 4450116 (1984-05-01), Morawietz
patent: 4482454 (1984-11-01), Decuyper

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