Surfactant mixtures as collectors for the flotation of non-sulfi

Details Surfactant mixtures as collectors for the flotation of non-sulfi Surfactant mixtures as collectors for the flotation of non-sulfi

1989-05-30

1991-02-26

Lieberman, Paul

Compositions

Physical separation agents

Froth-flotation or differential adherence

252559, 252DIG1, 209166, 209167, 75 1T, B03D 114, C23B 100, C11D 112, C09K 300

Patent

active

049959980

ABSTRACT:
Fatty alcohol polyglycol ethers terminally blocked by hydrophobic radicals are used as co-collectors together with cationic or ampholytic surfactant components in the flotation of non-sulfidic ores.

REFERENCES:
patent: 3865718 (1975-02-01), Tveter et al.
patent: 4526696 (1985-07-01), Delourme et al.
patent: 4548729 (1985-10-01), Schmid et al.
patent: 4584095 (1986-04-01), Unger
patent: 4594151 (1986-06-01), Delourme et al.
patent: 4612112 (1986-09-01), Swiatkowski
patent: 4789466 (1988-12-01), von Rybinski et al.
patent: 4790931 (1988-12-01), Koester et al.
patent: 4871466 (1939-10-01), Wang et al.
Soviet Inventions Illustrated (Jan. 21, 1986) (Derwent Publications, Ltd., 86-005601/01).

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