Silver-catalyzed bioleaching of low-grade copper ores. Part II: Stirred tank tests

Hydrometallurgy

Volumn 88, Issue 1-4, 2007, Pages 19-34

  Munoz J A ^a   Dreisinger, D B ^b   Cooper, W C ^b   Young, S K ^c  

^a UNIVERSIDAD COMPLUTENSE DE MADRID   (Spain)

^b UNIVERSITY OF BRITISH COLUMBIA   (Canada)

^c Versitech Inc   (United States)

Author keywords

Chalcopyrite; Low grade copper ores; Silver catalysis; Stirred tanks

Indexed keywords

LOW GRADE COPPER ORES; SILVER CATALYSIS; STIRRED TANKS;

CATALYST ACTIVITY; CHALCOGENIDES; CONCENTRATION (PROCESS); EXTRACTION; REACTION KINETICS;

ORE TREATMENT;

EID: 34447255916     PISSN: 0304386X     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.hydromet.2007.01.007     Document Type: Article

References (37)

1. Ahonen L., and Tuovinen O.H. Catalytic effect of silver in the microbiological leaching of finely ground chalcopyrite-containing ore materials in shake flasks. Hydrometallurgy 24 (1990) 219-236
2. Ahonen L., and Tuovinen O.H. Silver catalysis of the bacterial leaching of chalcopyrite-containing ore material in column reactors. Miner. Eng. 3 (1990) 437-445
3. Banerjee P.C., Chakrabarti B.K., Bhattacharyya S., and Das A. Silver-catalysed hydrometallurgical extraction of copper from sulfide ores from Indian mines. Technical note. Hydrometallurgy 25 (1990) 349-355
4. Blázquez M.L., Álvarez A., Ballester A., González F., and Muñoz J.A. Bioleaching behaviour of chalcopyrite in the presence of silver at 35° and 68 °C. In: Ballester A., and Amils R. (Eds). Biohydrometallurgy and the Environment toward the Mining of the 21st Century. Part A: Bioleaching, Microbiology (1999), Elsevier, Amsterdam 137-147
5. Bruynesteyn, A., Hackl, R.P., Lawrence, R.W., Vizsolyi, A.I., 1986. Biological-acid leach process. US Patent. #4,571,387.
6. Carranza F., Palencia I., and Romero R. Silver catalyzed IBES process: application to a Spanish copper-zinc sulphide concentrate. Hydrometallurgy 44 (1997) 29-42
7. Cancho L., Blázquez M.L., Ballester A., González F., and Munoz J.A. Silver effect on the chalcopyrite-, iron- and sulphur-oxidising capacity of a mixed culture of moderately themophilic microorganisms. In: Harrison S.T.L., Rawlings D.E., and Petersen J. (Eds). 16th International Biohydrometallurgy Symposium IBS'05 (2005) 117 Abstracts, Cape Town, South Africa
8. Coto O., Ballester A., Blázquez M.L., and González F. Bioleaching of a Cuban copper concentrate in the presence of silver. Biorecovery 12 (1993) 121-140
9. De G.C., Oliver D.J., and Pesic B.M. Effect of silver on the ferrous iron oxidizing ability of Thiobacillus ferrooxidans. Hydrometallurgy 41 (1996) 211-229
10. Dinardo O., and Dutrizac J.E. The solubility of silver chloride in ferric chloride leaching media. Hydrometallurgy 13 (1985) 345-363
11. Dutrizac J.E. The leaching of silver sulphide in ferric ion media. Hydrometallurgy 35 (1994) 275-292
12. Dutrizac J.E., and Lambor J.L. Behaviour of silver during jarosite precipitation. Trans. Inst. Min. Metall. 96 (1987) C206-C218
13. Ehrlich H.L. Bacterial leaching of silver from a silver-containing mixed sulphide ore by a continuous process. In: Lawrence R.W., Branion R.M.R., and Ebner H.G. (Eds). Fundamental and Applied Biohydrometallurgy. Proc. Sixth Intl. Symposium on Biohydrometallurgy. Vancouver, B.C., Aug. 21-24 (1986), Elsevier, Amsterdam 77-88
14. Escudero M.E., González F., Blázquez M.L., Ballester A., and Gómez C. The catalytic effect of some cations on the biological leaching of a Spanish complex sulphide. Hydrometallurgy 34 (1993) 151-169
15. Gómez C., Blázquez M.L., and Ballester A. Influence of various factors in the bioleaching of a bulk concentrate with mesophilic microorganisms in the presence of Ag(I). Hydrometallurgy 45 (1997) 271-287
16. Gómez E., Ballester A., Blázquez M.L., and González F. Silver-catalysed bioleaching of a chalcopyrite concentrate with mixed cultures of moderately thermophilic microorganisms. Hydrometallurgy 51 (1999) 37-46
17. Hiroyoshi N., Arai M., Miki H., Tsunekawa M., and Hirajima T. A new reaction model for the catalytic effect of silver ions on chalcopyrite leaching in sulfuric acid solutions. Hydrometallurgy 63 (2002) 257-267
18. Hoffman L.E., and Hendrix J.L. Inhibition of Thiobacillus ferrooxidans by soluble silver. Biotechnol. Bioeng. 18 (1976) 1161-1165
19. Hu Y., Qiu G., Wang J., and Wang D. The effect of silver-bearing catalysts on bioleaching of chalcopyrite. Hydrometallurgy 64 (2002) 81-88
20. Kolodziej B., and Adamski Z. A ferric chloride hydrometallurgical process for recovery of silver from electronic scrap materials. Hydrometallurgy 12 (1984) 117-127
21. Lawrence R.W., Vizoslyi A., and Vos R.J. The silver catalyzed bioleach process for copper concentrate. In: Haas L.A., and Clum J.A. (Eds). Microbiological Effects on Metallurgical Processes (1985), TMS-AIME, New York 65-82
22. McElroy, R.O., Duncan, D.W., 1974. Copper extraction by rapid bacteriological process. US Patent. #3,856,913, 6 pp.
23. Miller J.D., and Portillo H.Q. Silver catalysis in ferric sulphate leaching of chalcopyrite. In: Laskowski J. (Ed). Developments in Mineral Processing. Proc. XIII Intl. Mineral Processing Congress. Warsaw, Poland, 1979. Part A (1981), Elsevier, Amsterdam 851-898
24. Miller J.D., McDonough P.J., and Portillo H.Q. Electrochemistry in silver-catalyzed ferric sulfate leaching of chalcopyrite. In: Kuhn M.C. (Ed). Process and Fundamental Considerations of Selected Hydrometallurgical Systems (1981), SME-AIME, New York 327-338
25. Muñoz J.A., Gomez C., Ballester A., Blazquez M.L., and Gonzalez F. Electrochemical behaviour of chalcopyrite in the presence of silver and Sulfolobus bacteria. J. Appl. Electrochem. 28 (1998) 49-56
26. Norris P.T., and Kelly D.P. Toxic metals in leaching systems. In: Murr L.E., Torma A.E., and Brierley J.A. (Eds). Metallurgical Applications of Bacterial Leaching and Related Microbiological Phenomena (1978), Academic Press, NY 83-102
27. Palencia I., Romero R., and Carranza F. Treatment of secondary copper sulphides (Chalcocite and Covellite) by the BRISA process. Hydrometallurgy 66 (2002) 85-93
28. Pooley F.D. Bacteria accumulate silver during leaching of sulphide ore minerals. Nature 296 (1982) 642-643
29. Pooley F.D., Shrestha G.N., Errington M.T., and Gibbs H.E. The separate generator concept applied to the bacterial leaching of auriferrous minerals. Separation Processes in Hydrometallurgy (1987), Ellis Horwood Ltd. 58-67
30. Price D.W., and Warren G.W. The influence of silver ion on the electrochemical response of chalcopyrite and other mineral sulfide electrodes in sulfuric acid. Hydrometallurgy 15 (1986) 303-324
31. Pumpel T., and Schinner F. Silver tolerance and silver accumulation of microorganisms from soil materials of a silver mine. Appl. Microbiol. Biotechnol. 24 (1986) 244-247
32. Romero R., Palencia I., and Carranza F. Silver catalysed IBES process: application to a Spanish copper-zinc sulphide concentrate. Part 3. Selection of the operational parameters for a continuous pilot plant. Hydrometallurgy 49 (1998) 75-86
33. Sato Y., Nakazawa H., and Kudo Y. Effect of silver chloride on the bioleaching of chalcopyrite concentrate. Int. J. Miner. Process. 59 (2000) 17-24
34. Sukla L.B., Chaudhury G.R., and Das R.P. Effect if silver ion on kinetics of biochemical leaching of chalcopyrite concentrate. Trans. Inst. Min. Metall. 99C (1990) 43-46
35. Tuovinen O.H., Puhakka J., Hiltunen P., and Dolan K.M. Silver toxicity to ferrous ion and pyrite oxidation and its alleviation by yeast extract in cultures of Thiobacillus ferrooxidans. Biotechnol. Lett. 7 (1985) 389-394
36. Wang M., Zhang Y., Deng T., and Wang K. Kinetic modeling for the bacterial leaching of chalcopyrite catalyzed by silver ions. Miner. Eng. 17 (2004) 943-947
37. 2S. Metall. Trans. 15B (1984) 235-242