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Key Performance Indicators ? A Tool to Assess ICT Applications in Underground Coal Mines
By C. Dauber
Implementing new technologies in industrial operations entails the challenge of measuring the improvements gained by the applied technology. Nevertheless, it is absolutely essential to assess the tech
Jan 1, 2014
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Case Study Of The Rockpass System At Kloof No. 3 Shaft
By R. Hart
In this paper, problems that have been experienced with the rockpass system at Kloof Mine No. 3 Shaft are described. Actions that have been taken to overcome the problems are also described. These inc
Jan 1, 2006
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Developments Of Mechanized Technologies For Low Seam Height Mining In Platinum
By P. Bracher
Most efforts to mechanize low seam (narrow reef) mining of platinum ore are presently based on board-and-pillar methods with1.6?1.8 m in reef excavation. This paper attempts to substantiate the benefi
Jan 1, 2003
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Cracking A Hard Nut: An Overview Of Lonmin?s Operations Directed At Smelting Of UG2-Rich Concentrate Blends - Synopsis
Lonmin, earlier than any other primary platinum producer, had to deal with the concentrating and smelting of UG2-rich ores and concentrates respectively. Smelting was performed at a fairly modest scal
Jan 1, 2011
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Underground storage in Sydney, some uncommon rock mechanics features of an uncommon project in Australia
By N. Gatelier, T. You, J. C. Kandel
ABSTRACT: Underground hydrocarbons storage is a very specific domain for the designer. He is usually free to adjust the section, shape and layout to cope with the geological and geotechnical condition
Jan 1, 2003
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Potential Applications of Nanofiltration Membranes in Copper–Cobalt Processing
By L. A. Thompson, A. J. Linington
"Copper–cobalt extraction is a reagent-intensive process resulting in acid consumption greatly contributing towards production costs, which in the current market conditions curtail profitability. Nano
Jan 1, 2015
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SPOTLIGHT on readership survey
By R. W. O. Kersten, J. D. Austin
A questionnaire was circulated in 1986 that had the objective of establishing the type of material that members would like to see featured in the Journal of The South African Institute of Mining and M
Jan 1, 1987
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Subsidence analysis and prediction based on a real case
By B. Solar Menéndez, M. B. Díaz Aguado, I. Á. Fernández, C. González Nicieza
The analysis of subsidence due to the opening of an underground void (mining, water exploitation or civil works hole) is a problem usually hard to solve. First of all, it requires a predictive model,
Jan 1, 2003
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Effect of the strain rate and water stauration for the tensiles strength of rocks
By I. Matsunaga, K. Aoki, W. -j. Jung
Blasting is widely used in mining and basic construction because of its speed and economy to destroy the rocks. Blasting has the advantages of reduced excavation costs and shorted construction time wh
Jan 1, 2003
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Outotec Direct Leaching Application In China
Outotec?s direct leaching process is an atmospheric leaching process for sulphidic zinc concentrates. The direct leaching process, based on special leaching reactors developed by Outokumpu, is the mos
Jan 1, 2008
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Fundamental Analysis Of The Interaction Between Overburden Behaviour And Snook Stability In Coalmines
By J. N. Van der Merwe
In the process of pillar extraction, pillars are seldom if ever extracted completely. The pillar remnants, or snooks, play an important role in the extraction process. At the working face, they need t
Jan 1, 2005
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Rock avalanche run out prediction: combined application of two numerical methods
By R. Poisel, C. Scavia, Preh A., W. Roth, M. Pirulli
ABSTRACT: Two methodologies for the three-dimensional simulation of the run out of rock avalanches are presented: one based on a granular approach and the other based on a continuum equivalent approac
Jan 1, 2003
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Evaluation Of Oxine-Type Ligand Coordination To Zirconium (IV) - Synopsis
By M. Steyn
[Zr(C9H6NO)4]?(HCON(CH3)2)?(H2O), where (C9H6NO) = 8-hydroxy quinoline (oxH), was synthesized and characterized. This tetrakis-coordinated zirconium complex crystallized in the triclinic crystal syste
Jan 1, 2013
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Introducing new members of Council. . .
Mr G. Maude was educated at Huish's Grammar School (Taunton) and Leeds University. He graduated in 1961 with a B.Sc. degree in Mining. Mr E.B. Crocker was educated at Florida Park High School, Wi
Jan 1, 1985
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Experimental and numerical modelling of the tunnel face stability
By J. Trckova, P. Prochazka
Physical models from equivalent materials satisfying geometrical and physical similarity have been constructed. A special technology of simulating the excavation of an opening at the front part of a t
Jan 1, 2003
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Wind Erosion Of Tailings Dams And Mitigation Of The Dust Nuisance
By G. E. Blight
Wind erosion can be a major cause of the loss and dispersion of tailings material from a tailings dam into its surrounding environment. Such dust dispersion can be a serious nuisance, as well as a hea
Jan 1, 2007
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Kell Hydrometallurgical Process For Extraction Of Platinum Group Metals And Base Metals From Flotation Concentrates ? Synopsis
By K. S. Liddell
The Kell Process has been developed for the extraction of platinum group metals (PGMs) and base metals from sulphide flotation concentrates. The process has been successfully tested on several differe
Jan 1, 2012
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The effect of slimes content on the rougher spiral circuit in a heavy mineral sands operation
By R. Abela
Heavy mineral sands are usually beneficiated in a spiral concentrator circuit prior to separation of heavy minerals into streams of zircon, rutile and ilmenite. The performance of the spiral concentra
Jan 1, 2003
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Book news
Report M294 A mineralogical investigation of potential gold-sorbing minerals and shales, by c.T. Logan. Dec. 1986. 12 pp. Computer software The Fifth IFAC/IFIP Symposium on Software for Computer
Jan 1, 1987
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Mineral Resource Throughput Management: From An Iron Ore Mine To Steel In India (b7c708d0-4ac4-4078-9cb8-41844cba4156)
Mineral Resource Throughput Management is based on the extraction of the maximum potential value from an ore reserve with the emphasis to generate maximum ROI and ROR (return on reserve). A stee
Jan 1, 2007