Froth flotation of ores using hydrocarbyl bicarbonates

Details Froth flotation of ores using hydrocarbyl bicarbonates Froth flotation of ores using hydrocarbyl bicarbonates

1978-02-16

1979-07-03

Halper, Robert

Classifying, separating, and assorting solids

Fluid suspension

Liquid

B03D 102

Patent

active

041599438

ABSTRACT:
A froth flotation method for recovering of mineral values of earth alkaline metal minerals such as of magnesium, calcium, strontium, barium; base metal minerals such as of copper, silver, lead, zinc; heavy metal minerals such as of nickel, cobalt, iron, and manganese by froth flotation method which comprises; adding to a water suspension of finely divided ore at a pH from 6 to 8, an amount of alkyl, alkylaryl, aralkyl, aryl, cyclo, cycloalkyl bicarbonate as promoter-collector; aerating the pulp of mineral slurry and recovering the floated mineral from the suspension.

REFERENCES:
patent: 1370843 (1921-03-01), Sayre
patent: 1398990 (1921-12-01), Wilkinson
patent: 1510150 (1924-09-01), Martin
patent: 1711087 (1929-04-01), Donahue
patent: 1976203 (1934-10-01), Trotter
patent: 1995915 (1935-03-01), Burdick
patent: 2011176 (1935-08-01), Keller
Mackh's Chem. Dictionary, Third Edition, 1944, pp. 569, 225, 482, 208, 450, 511.

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