Precious Metals 04 was sponsored by: |
MEI Online: MEI Conferences: Precious Metals 04: Technical Programme |
Wednesday November 10th 8.00 Registration 9.00 Introduction 9.10 Poster Introductions 9.10 Optimization of extraction of silver from silver sulphide concentrates by thiosulphate leaching 9.15 Gold mining and processing in Egypt (ancient and modern times) 9.20 High power ultrasonics in hydrometallurgy 9.25 Bio- and hydrometallurgical recovery of gold from refractory antimony-bearing concentrates 9.30 Technical Session 1- Plant Operations 9.30 A practical guide to re-treatment of gold processing residues 10.00 Process technology development at Rand Refinery 10.30 Advanced control of gold ore grinding plants in South Africa 11.00 Coffee 11.30 Evaluation of the effect of open circuit secondary milling on performance of the Impala UG2 circuit 12.00 Technological solution to PGM recovery, upgrade ratio improvement and Cr2O3 reduction of UG2 ore 12.30 The platinum experience. Concentrate dewatering, using large scale tower presses. 13.00 Lunch 14.00 Technical Session 2- Applied Mineralogy 14.00 Process mineralogy of Au, Pd and Pt ores from the Skaergaard Intrusion, Greenland, using new technology 14.30 The use of QemSCAN and PIXE in the characterisation of complex gold ores 15.00 The significance of platinum group element (PGE) deportments in flotation tails 15.30 Coffee 16.00 Quantification of submicroscopic platinum group elements (PGE) in sulphide, oxide and silicate minerals 16.30 Application of LA-ICPMS to sulfide mineral trace element chemistry: implications for trouble shooting precious metal ore processing problems 18.30 Coaches depart Mount Nelson for Groot Constantia
Thursday November 11th 9.00 Symposium on Froth Flotation of Gold and PGM Ores 9.00 The value and limitations of electrochemical measurements in precious metal ores 9.30 Amenability assessment of Ilesha placer gold ore to froth flotation using plant-derived collectors and frothers J.A. Ajayi (Federal University of Technology, Nigeria) 10.00 Using the SUPASIM flotation model to diagnose and understand flotation behaviour from laboratory through to plant 10.30 Coffee 11.30 Use of the SUPASIM flotation model in optimising Impala�s UG2 circuit 12.00 The flotation chemistry of pyrrhotite in the processing of PGM ores 12.30 Lunch 14.00 The effect of agitation on the flotation of platinum ores 14.30 An evaluation of the counteractive effect of depressant dosage and frother dosage in the flotation of a PGM ore 15.00 Investigation of the role and interactions of a dithiophosphate collector in the flotation of sulphides from the Merensky Reef 15.30 Coffee
Friday November 12th 9.00 Symposium on Hydrometallurgical Processing of Gold and PGM Ores and Concentrates 9.00 Alkaline sulfide hydrometallurgical recovery of gold from refractory ores and concentrates 9.30 Investigation on the cyanide leaching optimization for the treatment of KCGM gold flotation concentrate - phase 1 G. Desch�nes et al (CANMET, Canada), J. McMullen (Barrick Gold, Canada) and S. Ellis (Kalgoorlie Consolidated Gold Mines, Australia) 10.00 Beneficiation of a gold bearing enargite ore by flotation and As leaching with sodium hypochlorite 10.30 Copper extraction from gold-bearing copper (II) sulphide ore without thermal process to obtain gold concentrate 11.00 Coffee 11.30 CIP modelling using Excel built-in functionality 12.00 The application of impinging jet technology to the leaching of Ni-Cu matte 12.30 Selective dissolution of cobalt, alumina and platinum from a spent catalyst with lixiviants 13.00 Lunch 14.30 Optional visit to Chemical Engineering Department of University of Cape Town. Contact jennyw@chemeng.uct.ac.za if you would like to take part in this visit.
|
© 1998-2021, Minerals Engineering International Email: amanda@min-eng.com |