Selective precious metals leaching from a chalcopyrite concentrate using chloride/hypochlorite media

Hydrometallurgy

Volumn 58, Issue 3, 2000, Pages 185-191

  Puvvada, G V K ^a   Murthy, D S R ^a  

^a NATIONAL METALLURGICAL LABORATORY   (India)

Author keywords

[No Author keywords available]

Indexed keywords

COPPER COMPOUNDS; GOLD; LEACHING; OXIDATION; SILVER; SODIUM COMPOUNDS;

CHALCOPYRITE CONCENTRATE; HYPOCHLORITE LEACHING; SODIUM HYPOCHLORITE;

EXTRACTIVE METALLURGY;

EID: 0034559434     PISSN: 0304386X     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0304-386X(00)00083-9     Document Type: Article

References (12)

1. La Brooy S.R., Linge H.G., Walker G.S. Review of gold extraction from ores. Miner. Eng. 7(10):1994;1213-1241.
2. Lawrence R.W., Bruynesteyn A. Biological pre-oxidation to enhance gold and silver recovery from refractory pyritic ores and concentrates. CIM Bull. 1983;107-110. September.
3. Thomas K.G. Alkaline and acidic autoclaving of refractory gold ores. J. Met. 43(2):1991;16-19.
4. Murthy D.S.R., Dey M.L., Roychowdhury S.K., Mathur S.B., Akerkar D.D. Studies on extraction of refractory gold and silver through thiourea leaching. Intl. Conf. Extr. Metall. Gold Base Met., The AusIMM. 1992;329-332.
5. Mason P.G. Energy requirements for the pressure oxidation of gold-bearing sulfides. J. Met. 42(9):1990;15-18.
6. Hiskey J.B. Thiourea leaching of gold and silver. Pract. Hydromet 83. 1984;95-99 SME-AIME, New York. Lakewood, CO.
7. Swaminathan C., Pyke P., Johnston R.F. Reagent trends in the gold extraction industry. Miner. Eng. 6(1):1993;1-16.
8. Vinals J., Nunez C., Herreros O. Kinetics of aqueous chlorination of gold in suspended particles. Hydrometallurgy. 38(2):1995;125-147.
9. Winand R. Chloride hydrometallurgy. Hydrometallurgy. 27(3):1991;285-316.
10. Tran T., Davis A., Song J. Extraction of gold in halide media. Proc. Int. Conf. Ext. Met. Gold Base Met., The AusIMM. 1992;323-327.
11. McDonald G.W., Saud A., Barger M.S., Koutsky J.A., Langer S.H. The fate of gold in cupric chloride hydrometallurgy. Hydrometallurgy. 18(3):1987;321-336.
12. Li X., Ke J., Meng X., Li B. Chloride leaching of gold bearing sulphide concentrate and its calcine. Hydrometallurgy. 29:1992;205-215.