Amine flotation of chromite from acidic pulps

Details Amine flotation of chromite from acidic pulps Amine flotation of chromite from acidic pulps

1980-11-12

1982-01-19

Halper, Robert

Classifying, separating, and assorting solids

Plural, diverse separating operations

Including electrostatic

209166, B03D 102, B03B 700

Patent

active

043115845

ABSTRACT:
Chromium values are recovered from pulverized chromite ore by agitating and aerating an aqueous pulp of said pulverized chromite ore containing an amine collector at a pulp acidity less than 2.5; and recovering a chromite containing froth as a concentrate.

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patent: 2173909 (1939-09-01), Kritchervsky
patent: 2412217 (1946-12-01), Havens
patent: 3473656 (1969-10-01), Sel
patent: 3951786 (1976-04-01), Petrovich
patent: 4225428 (1980-09-01), Petrovich
Chem. Abst., 69, 1968, 793464.
Chem. Absts., 78, 1973, 128755C
Inst. min. metall, trans, sort C., 1973 82 Dec. 207, 13 Sob. esat et al.

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