Hydrometallurical recovery of copper and zinc from complex sulfi

Chemistry of inorganic compounds – Treating mixture to obtain metal containing compound – Group ib metal

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423 41, 423106, C22B 1500, C22B 1900

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active

054845793

ABSTRACT:
A continuous hydrometallurgical process for conversion of ore derived copper and zinc sulfides into recoverable water soluble sulfates is provided. The process comprises:

REFERENCES:
patent: 3888748 (1975-06-01), Brennecke
patent: 3910636 (1975-10-01), Hard
patent: 3912330 (1975-10-01), Carnahan et al.
patent: 3933478 (1976-01-01), Moore
patent: 4132758 (1979-01-01), Frankiewicz et al.
patent: 4647307 (1987-03-01), Raudsepp et al.
Chalcopyrite, Its Chemistry and Metallurgy, Habashi, F., 1978, no month, pp. 82-85 and 93.
Principles of Extractive Metallurgy, vol. 2 Hydrometallurgy, Habashi, F., no month, 1970, pp. 103-104.
K. Tkacova et al., Stuctural and Temperature Sensitivity of Leaching of Chalcopyrite with Iron (III) Sulphate, Hydrometallurgy, vol. 21, pp. 103-112 (1988) no month.
J. Avraamides et al., Cuprous Hydrometallurgy Part VI. Activation of Chalcopyrite by Reduction with Copper and Solutions of Copper (I) Salts, Hydrometallurgy, vol. 5, pp. 325-336 (1980), no month.
G. Van Weert et al. dissertation entitled, Chloride and Nitrate Systems in Hydrometallurgy Applications and Opportunities, 1989, no month.
W. Barzyk et al., Electrochemical Studies of Stoichiometry Changes of Copper Sulfide (Cu.sub.2-X S) Grains in Acid Cupric Sulfate Solutions, (Inst. Catal. Surfac. Chem., Pol. Acad. Sci., 30-239 Krakow, Pol.), Mater. Sci. Forum no month, 1988, 25-26 (Chem. Interfaces), 565-8 (Eng.), Abstract.
R. I. Agladze et al., Processing Sulfide Ores Containing Nonferrous Metals, Otkrytiya, Izobret., Prom. Obraztsy, Tovarnye Znaki no month, 1981 (21), 140, Abstract.
R. W. Adams et al., Direct Leaching of Zinc Concentrates at Atmospheric Pressure, Lead-Zinc '90, ed. Mackey & Prengaman, TMS, 420 Commonwealth Drive, Warrendale, Pa. 15086, 1990, no month.
D. S. Flett, The Role of Hydrometallurgy in Extractive Metallurgy, Chemistry and Industry, Jun. 20, 1981, pp. 427-431.
The Condensed Chemical Dictionary, Tenth Edition, no month, (1981) pp. 278, 489, 873 and 1112.

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