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Assessment of Stereological Equations for Mineral Processing
By Stephen Gay, Dewetia Latti
"When improving a plant a mineral processing engineer would like to know the mineral composition distribution. In order to assess this distribution in particles, as compared to the corresponding distr
Jan 1, 2003
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Visualization of the Process of Raw Materials Separation in the Separator with Ferromagnetic Liquid (ABSTRACT PAGE)
By M. Brozek, W. Pawlos
"The separation of raw materials in the separator with ferromagnetic liquid occurs due to differences in magnetic and gravitational properties of respective components in relation to each other and to
Jan 1, 2003
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Investigations on Mechanisms of Abrasive Particle Stress (ABSTRACT PAGE)
By M. Salas, L. Rolf, H. Z. Kuyumcu
"Industrial use of abrasive stress takes place in the area of fine grinding and in order to clean surface contaminated soil particles. Also, at many mechanical operations abrasion emerge as an uninten
Jan 1, 2003
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Synthesis of Cuprous Oxides Using Copper Recovered from Wastewater
By K. Yoo
Cuprous oxide is one of the oldest antifouling agents and also acts as red pigment in these paints. In printed circuit board manufacturing industries, waste etchant contains a substantial amount of co
Jan 1, 2014
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Power and Mineral Resources Saving Technology Involved in Ore Preconcentration Based on the Use of Vibrating Crushing and Grinding Machinery
By L. A. Vaisberg
"Crushing and grinding are the two most common industrial processes. These processes consume nearly 20 per cent of the entire electric power produced worldwide. This enormous amount of electric power
Jan 1, 2003
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Modelling of Copper Sulphide/Electrolyte Systems as a Potential Material for Supercapacitors
By Zoran M. Stevic, Mirjana M. Rajcic-Vujasinovic, Zvonimir D. Stankovic
"Huge electrochemical investigations have been performed on Technical faculty in Bor (Serbia) which main goal was the clarification of the copper sulfide minerals behaviour in hydrometallurgic and flo
Jan 1, 2003
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Biohydrometallurgical Processing of Refractory Gold-Arsenic Concentrate with Large Content of Pyrrhotite by Using Combined Autotrophic Bacterium
By Tamara F. Kondrateva, Evgenia E. Savari, Galina V. Sedelnikova, Rauf Y. Aslanukov, RAS (INMI), Grigori I. Karavaiko
"The investigation is dedicated to study of biohydrometallurgical processing of refractory gold-arsenic concentrate with the large content of pyrrhotite. Sulfide concentrate of chemical constituents:
Jan 1, 2003
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Elimination of Apatite from Hematite in Chadormalu Iron Ore
By N. Raeis Hosseiny, S. H. Bassir
"Chador-Malu iron ore is one of the most important iron mines of Iran.About 98 percent of Fe in the ore is in shape of Magnetite, Hematite, Martite, aqua oxide of Iron and the other irons are with fer
Jan 1, 2003
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The Immobilisation of Organic Waste by Geopolymerisation
By Leon Lorenzen, Charlene Gokhale
"In excess of 24 x 106 tons (Eskom, 1997) of coal-derived fly ash is produced annually in South Africa for the production of electric power. A large quantity of this ash is disposed of as a solid wast
Jan 1, 2003
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Bacterial Desulphurization of Coal from Jaworzno Mine (ABSTRACT PAGE)
By Hong Nguen Vu, Pavla Ovcarí, Peter Fecko, Barbara Tora
"The goal of the work was verification of bacterial leaching on the samples of black coal. From the results obtained it was clear that the coal is very well leached by Thiobacillus ferrooxidans and th
Jan 1, 2003
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Froth Stability and Flotation Performance
By Jan J. Cilliers, Nicolas Barbian, Esther Ventura-Medina
"Froth structure and stability are known to play an important role in determining flotation recovery and selectivity. An industrial sampling campaign was performed to develop a clearer understanding o
Jan 1, 2003
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Sustainability, Environmental Rheology and Full Cost Accounting of Tailings Disposal (ABSTRACT PAGE)
By Briony C. Ruse, David V. Boger, Fiona Sofra1
"The sustainability of the mining industry must be addressed through improving tailings management. The use of thickened tailings and pastes stems from a paradigm shift towards designing tailings disp
Jan 1, 2003
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Maximising the Value of ‘A Wealth of Information’ (1e5cd2ab-37d3-481c-b69f-500fafd475e7)
By Rob Morrison, Andrew Scott
"Long before a modern mine commences operations it has already become a wealth of information. After start up, it can generate enormous quantities of data – especially with semi-automated data acquisi
Jan 1, 2003
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Processing of Arsenic Bearing Gold Ores (ABSTRACT PAGE)
By T. V. Chnyrenkova, J. Troncoso, V. A. Luganov, G. P. Kluev
"Arsenic-gold bearing ores are used as flux in smelting or are leached out with extraction of gold. For decreasing arsenic content in processed materials and for breaking up the lattice and opening up
Jan 1, 2003
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New Reagent Application at Sulfide-Barite Ores Flotation for Recirculation Water Conditioning
By Vladimir I. Ryaboy, Konstantin M. Asonchik
"At flotation of sulfide-barite ores of one of deposits sulfide and barite concentrates are obtained. In sulfide cycle potassium xantogenate as a collector in consumption of 200 g/ton, methylisobutylc
Jan 1, 2003
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Influence of Nanoscale Roughness on Flotation (ABSTRACT PAGE)
By Scott C. Brown, Ivan U. Vakarelski
The particles commonly encountered in mineral benefication schemes have irregularites that are expressed at many different length scales. In part, this originates from preceding processes (e.g. makedo
Jan 1, 2003
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Dual Energy X-Ray Transmission Imaging for Concentration and Control of Solids (ABSTRACT PAGE)
By H. U. R. Kattentidt, W. L. Dalmijn, T. P. R. de Jong
"Research at Delft University aims to develop systems for automatic inspection and sorting of bulk solids which can be applied in the mineral processing and recycling industry. A recent development in
Jan 1, 2003
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Solids Loading in Mineral Flotation Froths
By Jan J. Cilliers, Nicolas Barbian, Esther Ventura-Medina
"Mineral froth flotation is one of the most widely used processes to separate particles of valuable mineral from its associated gangue. It involves the selective separation of the hydrophobic particle
Jan 1, 2003
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The Development of an Improved Method for Comparing Depressant Behavior in Flotation Using Machine Vision
By L. Burdukova
In flotation, depressants are used to reduce the amount of gangue that reports to the concentrate and hence increase the selectivity of the flotation process. At the University of Cape Town extensive
Jan 1, 2003
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Characterisation and Processing of Indian Ilmenites (ABSTRACT PAGE)
By P. N. Mohan Das, K. Harikrishna Bhat
"The major ilmenite reserves are located in India at Chavara (CH), Manavalakurichi ( MK) and Chatrapur, Orissa (OR). India stands first in terms of ilmenite reserves, which are estimated to be 278 mil
Jan 1, 2003