A column bioleaching model for chalcocite - An investigation of oxygen limitation and bacterial inoculation on leaching

Australasian Institute of Mining and Metallurgy Publication Series

Volumn , Issue , 2004, Pages 41-47

  Leahy, M J ^a   Davidson, M R ^a   Schwarz, M P ^b  

^a UNIVERSITY OF MELBOURNE   (Australia)

^b CSIRO   (Australia)

Author keywords

[No Author keywords available]

Indexed keywords

BACTERIAL INOCULATIONS; BACTERIAL TRANSPORTS; COPPER LEACHING; EXPERIMENTAL DATUMS; FERRIC IONS; FERROUS IONS; HEAP BIOLEACHING; INOCULATION METHODS; LIQUID AND GAS FLOWS; OXYGEN LIMITATIONS; OXYGEN MASS TRANSFERS; SHRINKING CORE MODELS; TIME CONSUMING;

BACTERIOLOGY; BIOLEACHING; COPPER; LEACHING; ORES; OXYGEN;

MATHEMATICAL MODELS;

EID: 58049175318     PISSN: None     EISSN: None     Source Type: Conference Proceeding    
DOI: None     Document Type: Conference Paper

References (15)

1. Bartlett, R W, 1992. Solution Mining: Leaching and Fluid Recovery of Materials, pp 24-53 (Gordon and Breach Science Publishers: Amsterdam).
2. Bouffard, S C and Dixon. D G, 2001. Investigative study into the hydrodynamics of heap leaching processes, Met Mat Trans, 328:763-776.
3. Bouffard, S C and Dixon, D G, 2003. Mathematical modelling of pyritic refractory gold ore heap biooxidation: model development and isothermal column simulations, in Proceedings Hydrometallurgy 2003 - Fifth International Symposium in honour of Professor Ian Ritchie, Volume 1: Leaching and Solution Purification (Eds: C A Young, A W Alfantazi, C G Anderson, D B Dreisinger, B Harris and A James), pp 275-288 (TMS: Warrendale).
4. Casas, J M, Martinez. J, Moreno, L and Vargas, T. 1998. Bioleaching model of a copper-sulfide ore bed in heap and dump configurations, Met Mat Trans, 298:899-909.
5. Dixon, D G, 2003. Heap leach modelling - the current state of the art, in Proceedings Hydrometallurgy 2003 - Fifth International Symposium in honour of Professor Ian Ritchie, Volume 1: Leaching and. Solution Purification (Eds: C A Young, A W Alfantazi, C G Anderson, D B Dreisinger, B Harris and A James), pp 289-314 (TMS:Warrendale).
6. Dixon, D G and Petersen, J. 2003. Comprehensive modelling study of chalcocite column and heap bioleaching, in Proceedings Copper 2003 - Cobre 2003. Volume VI - Hydrometallurgy of Copper (Book 2), (Eds: P A Riveros, D G Dixon, D B Dreisinger and J Menacho) pp 493-515.
7. Escobar, B, Jedlicki. E, Wiertz. J and Vargas. T, 1996. A method for evaluating the proportion of free and attached bacteria in the bioleaching of chalcopyrite with Thiobacillus ferrooxidans, Hydrometallurgy, 40:1-10.
8. Leahy, M J. Schwarz, M P and Davidson, M R. 2003. An Air Sparging CFD model for heap bioleaching of copper-sulphide, in Proceedings Third International Conference on CFD in the Minerals and Process Industries, pp 581-586 (CSIRO: Melbourne).
9. Meruane, G and Vargas, T, 2003. Bacterial oxidation of ferrous iron by Acidithiobacillus ferrooxidans in the pH range 2.5-7.0, Hydrometallurgy, 71:149-158.
10. Neuburg, H J. Castillo, J A. Herrera, M N, Wiertz, J V, Vargas, T and Badilla-Ohlbaum, R, 1996. A model for the bacterial leaching of copper sulphide ores in pilot-scale columns, Int J Min Processing, 31:247-264.
11. Readett, D, Sylwestrzak, L, Franzmann, P D, Plumb, J J, Robertson, W R, Gibson J A E and Watling, H, 2003. The life cycle of a chalcocite heap bioleach system, in Proceedings Hydrometallurgy 2003 - Fifth International Symposium in honour of Professor Ian Ritchie, Volume 1: Leaching and Solution Purification (Eds: C A Young, A W Alfantazi, C G Anderson, D B Dreisinger, B Harris and A James), pp 365-374 (TMS: Warrendale).
12. Roman, R J and Benner, B R, 1973. The dissolution of copper concentrates, Minerals Sci Engng, 5(11:3-24.
13. Sidborn, M and Moreno, L, 2003. Model for bacterial leaching of copper sulphides by forced aeration, in Proceedings 15th International Biohydrometallurgy Symposium (IBS 2003), paper 33, Athens. Greece.
14. Witne. J Y, Phillips, C V, 2001. Bioleaching of OK Tedi copper concentrate in oxygen and carbon dioxide-enriched air, Min Engng, 14(1):25-48.
15. Zeballos, F, Barbosa Filho, O and Jose de Carvalho, R, 2003. Mathematical modeling of the chemical and bacterial leaching of copper ores in stack, in Proceedings 15th International Biohydrometallurgy Symposium (IBS2003), paper 32. Athens. Greece.