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MEI Online: MEI Conferences: Bio- & Hydrometallurgy 09: Technical Papers

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Selected papers from the conference have been published in Volume 23 Number 6, a special issue of Minerals Engineering journal, guest edited by S.T.L. Harrison, J. Petersen and R.P. van Hille of the University of Cape Town. The papers can be viewed and downloaded via ScienceDirect.


The conference proceedings CD-ROM is available by emailing Jon Wills. The CD costs £55 which includes postage and contains the following papers:


Base Metals

Enhanced leaching kinetics of Chingola refractory copper ore: the effect of pre-oxidation at elevated temperature
R. van der Merwe and H. Kasaini (Tshwane University of Technology, South Africa)

Investigating heap bioleaching – the effect of feed iron concentration on bioleaching performance
R.P. van Hille, A.W. van Zyl, N. Spurr and S.T.L. Harrison (University of Cape Town, South Africa)

Bacterial solubilisation of copper from a low grade sulphide mineral
K.D. Mehta, S.A. Ram, Abhilash, B.D.Pandey and T.R. Mankhand (National Metallurgical Laboratory, India)

In situ investigation and visualisation of microbial attachment and colonisation in a heap bioleach environment: the novel biofilm reactor
C.J. Africa, S.T.L. Harrison and R.P. van Hille (University of Cape Town, South Africa)

Visualization of the onset of bioleaching -attachment- by combined atomic force and epifluorescence microscopy
B. Florian, N. Noël and W. Sand (University of Duisburg Essen, Germany)

Effect of chloride ions on the leaching rate of chalcopyrite
K. Yoo et al (Korea Institute of Geoscience & Mineral Resources, Korea), M. Ito et al (Hokkaido University, Japan)

Optimization of the process of separation of zinc and copper from sulfuric liquor through solvent extraction
L.R. Gouvea and C.A. Morais (Centro de Desenvolvimento da Tecnologia Nuclear, Brazil)


Study of the deterioration of acid resins in cyclic duty
A.B. Nesbitt (Cape Peninsula University of Technology, South Africa)

Study of biocorrosion control at water supply pipes in copper mines
R. Marandi and S. Motamedi (Islamic Azad University, Iran)

Preparation of activated carbons from South African bituminous coal: applied as adsorbent for platinum in batch reactors
H. Kasaini et al (Tshwane University of Technology, South Africa), D.J. Kruger and Q. Campbell (North-West University, South Africa)

Determination of gas-liquid mass transfer rates in heap bioleach reactors
J. Petersen (University of Cape Town, South Africa)


In situ bioremediation of chromium (VI) contaminated groundwater aquifer media: microcosm studies
P.E. Molokwane and E.M.N. Chirwa (University of Pretoria, South Africa)

Hydrometallurgical processes development for zinc sulphate liquors production for their utilization as feedstocks in electrolytic processes
D. Herrero et al (Escuela Técnica Superior de Ingeniería de Bilbao, Spain)

Simultaneous removal of fission products from aqueous solution by a sulphate reducing bacteria biomass
N. Ngwenya and E.M.N. Chirwa (University of Pretoria, South Africa)

Bioleaching of anodic slime by thiobacillus ferrooxidans based on bioextraction of tellurium
R. Marandi and S.A. Jozi (Islamic Azad University, Iran)

Microbial biome monitoring and its effective use in upscaled Cr (VI) bioremediation
R. Jordan, E. Botes, D. Litthauer, L.A Piater and E. van Heerden (University of the Free State, South Africa)

Precious Metals and Uranium

Shock loading response to uranium U(VI) in a bioreactor system with unstable biomass: a transient state model
S. Chabalala and E.M.N. Chirwa (University of Pretoria, South Africa)

Thorium and uranium extraction from rare earth elements in monazite sulfuric liquor through solvent extraction
J.C.B.S. Amaral and C.A. Morais (Centro de Desenvolvimento da Tecnologia Nuclear, Brazil)

Autoclave leaching of PGM flotation tailings to recover platinum in mixed NaCl/HNO3 solvent
H. Kasaini and M. Rapulane (Tshwane University of Technology, South Africa)

Reactive absorption kinetics of SO2 in HCl acid solution: a case study for gas-liquid precipitation of platinum
H. Kasaini, S. Mashoeng and J. Siame (Tshwane University of Technology, South Africa)


Kinetics of a lizardite-rich saprolitic laterite leaching by sulphuric acid at atmospheric pressure
Dr. Wei Luo (Central South University, China)

Biosorption of lead and zinc ions by Phanerocheat chrysasporium
R. Marandi and M. Safaei (Islamic Azad University, Iran)

Chromium ion biosorption from the mineral wastewater using dried Aspergillus Niger by fixed bed reactor performance
R. Marandi and M. Emami (Islamic Azad University, Iran)

Purification of rare earth elements from monazite sulfuric liquor and high purity ceric oxide obtaining
R.D. Abreu, E.F. Oliveira and C.A. Morais (Centro de Desenvolvimento da Tecnologia Nuclear, Brazil)



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