Copper flotation with anti-5-nonyl-2-hydroxybenxophenone oxime

Details Copper flotation with anti-5-nonyl-2-hydroxybenxophenone oxime Copper flotation with anti-5-nonyl-2-hydroxybenxophenone oxime

1977-06-02

1978-12-19

Rutledge, L. Dewayne

Specialized metallurgical processes, compositions for use therei

Processes

Electrothermic processes

209 11, 209166, 75101BE, 423 24, 423 26, B03D 102, C22B 300

Patent

active

041304152

ABSTRACT:
The disclosure is of the use of a class of chelating agents having active nitrogen and oxygen chelating atoms and which form insoluble chelates with copper, as reagents for the recovery of for example copper values from copper-bearing materials by froth flotation and like techniques.

REFERENCES:
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patent: 3907966 (1975-09-01), Skarbo
patent: 3923615 (1975-12-01), Kane et al.
patent: 3927169 (1975-12-01), Goren et al.
patent: 3939203 (1976-02-01), Mattison et al.
patent: 4008076 (1977-02-01), Jurgharss et al.
Danilova, E. V., et al.; Obogoshchenie Rud, vol. 20, No. 3, pp. 5-8 (1975).
Ritcey, G. M.; "Solvent-In-Pulp Processing Using Sieve Pulse Columns", Chemistry and Industry, pp. 1294-1299 (11/6/71).
DeWitt, C. C.; "Chelate Compounds as Flotation Reagents I", Journal of the American Chemical Society, vol. IXI (5/39), pp. 1247-1249.
Gutzeit, G.; "Chelate-Forming Organic Compounds as Flotation Reagents", AIME-Transactions, vol. 169, pp. 272-286 (1946).
Rinelli, G.; "Flotation of Zn and Pb Oxide-Sulphide Ores with Chelating Agents"; Tenth International Mineral Processing Congress 1973, pp. 493-521.

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