A thiosulfate process for recovering gold from refractory ores which encompasses pressure oxidation, leaching, resin adsorption, elution, and electrowinning

Hydrometallurgy 2008: Proceedings of the 6th International Symposium

Volumn , Issue , 2008, Pages 791-800

  Jeffrey, Matthew ^a   Heath, Jason ^a   Hewitt, Danielle ^a   Brunt, Steven ^a   Dai, Xianwen ^a  

^a Parker Cooperative Research Centre for Integrated Hydrometallurgy Solutions   (Australia)

Author keywords

[No Author keywords available]

Indexed keywords

ABS RESINS; ADSORPTION; AMMONIUM COMPOUNDS; CHEMICAL OXYGEN DEMAND; COPPER; GOLD; HYDROMETALLURGY; LEACHING; METALLURGY; MINERALS; ORES; OXIDATION; RECOVERY; REFRACTORY MATERIALS; RESINS; STRIPPING (DYES); SULFITE PROCESS;

CLOSED LOOPS; COMPOSITE SOLUTIONS; ELUTION PROCESSES; GOLD RECOVERIES; LOW RATES; PRESSURE OXIDATIONS; REFRACTORY ORES; RESIN ADSORPTIONS; SULFITE SOLUTIONS; THIOSULFATE LEACHES; THIOSULFATE LEACHING;

GOLD ORE TREATMENT;

EID: 56449113403     PISSN: None     EISSN: None     Source Type: Conference Proceeding    
DOI: None     Document Type: Conference Paper

References (12)

1. Breuer, P.L. and M.I. Jeffrey. 2003. Copper catalysed oxidation of thiosulfate by oxygen in gold leach solutions. Minerals Engineering, 16(1):21.
2. Byerley, J.J., Fouda, S.A. and G.L. Rempel. 1975. Activation of copper(II) ammine complexes by molecular oxygen for the oxidation of thiosulfate ions. Journal of the Chemical Society, Dalton Transactions, (13):1329.
3. Cheng, C.Y., 2006. Solvent extraction of nickel and cobalt with synergistic systems consisting of carboxylic acid and aliphatic hydroxyoxime. Hydrometallurgy, 84:109.
4. Fleming, C.A., McMullen, J., Thomas, K.G. and J.A. Wells. 2003. Recent advances in the development of an alternative to the cyanidation process: thiosulfate leaching and resin in pulp. Minerals and Metallurgical Processing, 20(1):1.
5. Jeffrey, M.I. and S.D. Brunt. 2007. The quantification of thiosulfate and polythionates in gold leach solutions and on anion exchange resins. Hydrometallurgy, 89:52.
6. Jeffrey, M.I., 2007. Process for recovering metals from resins, PCT Patent WO/2007/137325.
7. Kelly, D.P. and A.P. Wood. 1994. Synthesis and Determination of Thiosulphate and Polythionates. Methods in Enzymology, 243:475.
8. Muir, D.M. and M.G. Aylmore. 2005. Thiosulfate as an alternative lixiviant to cyanide for gold ores, in: Advances in Gold Ore Processing (ed: M.D. Adams), pp. 541-560 (Elsevier B.V.: Amsterdam).
9. Nicol, M.J. and G. O'Malley. 2002. Recovering gold from thiosulfate leach pulps via ion exchange. JOM , 54(10):44.
10. O'Malley, G.P., 2001. The elution of gold from anion exchange resins. PCT Patent WO/0123626.
11. Sullivam, A.M., and P.A. Kohl. 1995. The autocatalytic deposition of gold in non alkaline, gold thiosulfate electroless bath. Journal of the Electrochemical Society, 142(7):2250.
12. Zhang, H.G and M.I. Jeffrey. 2008. A study of pyrite catalysed oxidation of thiosulfate. In Hydrometallurgy 2008 proceedings.