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The major role played by calcium in gold plant circuits - Synopsis
By R. J. Davidson
Arguments are presented in favour of a new interpretation of the chemistry pertaining to the dissolution of gold, when this takes place in typical gold plant leach circuits where calcium is present in
Jan 1, 2007
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Dense-Medium Beneficiation Of Fine Coal Revisited - Introduction
By G. J. de Korte
Dense-medium beneficiation of fine (minus 0.5 mm) coal is not a new concept and has been used in South Africa previously. The dense-medium fine coal plant at Greenside Colliery operated for almost 18
Jan 1, 2002
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2.3 Barnard - From Dust To Dust??
By P. Rice, A. Photolo, A. C. Barnard
Introduction -Sampling Tool Project (STP) -History -Results to date -Costs -Questions
Jan 1, 2005
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Methane Release From South African Coalmines
By P. J. D. Lloyd
The widely employed IPCC models for the release of methane from underground coalmining operations are reviewed, and put in the context of the South African National Communication on greenhouse gas emi
Jan 1, 2005
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Stability assessment of underground machine hall of Rogun HPP based on the results of physical modeling and in-situ observations
By I. Grigoriev, A. Yolkin, E. Freiberg, A. Fedchun, A. Kolichko
Abstract: The paper describes the engineering-geological conditions and the structural decisions of the underground machine hall of Rogun HPP under construction in Tadjikistan on Vaksh river as well a
Jan 1, 2003
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The Development Of A Real-Time Mine Road Maintenance Management System Using Haul Truck And Road Vibration Signature Analysis
The unpaved road network on a surface mine is extensive, comprising numerous roads of varying construction and material qualities with highly variable traffic volumes. Existing haul road maintenance m
Jan 1, 2003
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The Performance And Properties Of Mould Fluxes
By A. B. Fox, R. P. Thackray, K. C. Mills
The role of mould fluxes in continuous casting is reviewed. The main functions of the flux are described and the importance of the flux in providing lubrication and the right level of heat transfer be
Jan 1, 2004
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Deformation Behaviour Of Rocks Under Compression And Direct Tension
By X. Yu
Although many investigations of the deformation behaviour of rocks have been carried out, most of them are carried out in compression. In all rock engineering practice it is usually assumed that the d
Jan 1, 2005
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Process design of the Phola coal preparation plant - Synopsis
By G. M. Cresswell
The 2 360 t/h two module Phola coal preparation plant represents anew era of large plant in the Witbank coalfield designed to extend its life to 2020 and beyond. The plant uses the optimum processing
Jan 1, 2010
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The Relationship Between The Abrasion Resistance And The Hardness Of WC-Co Alloys
By S. Luyckx
This paper reports hardness and abrasive wear resistance test results from a wide range of WC-Co alloys, varying in cobalt content as well as WC grain size. The results show that the abrasive wear res
Jan 1, 2004
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LHD optimization at an undergroundchromite mine
By W. Mbhalati
"Conzal Mine was not meeting production targets in 2013, and it was established that this was caused by the inability of the load haul dump machines (LHDs) to tram the required tonnages. An investigat
Jan 1, 2015
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Extending Zinc Production Possibilities Through Solvent Extraction
The Modified Zincex® Process, developed by Técnicas Reunidas, is highly flexible dealing with a wide range of pregnant leach solutions. No matter if those solutions are produced from primary or second
Jan 1, 2002
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Ferro Silicon Operation At IMFA ? A Critical Analysis
By Dhananjaya Senapati, E. V. S. Uma Maheswar, C. R. Ray
Carbothermic process of Ferro Silicon production is primarily a slag-less process. However, slag formation is observed in the regular operation as experienced by almost all the Ferro Silicon Producers
Jan 1, 2007
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Keynote Address: Viscosities of slags-an overview
By Du Sichen, K. Mukai, S. Seetharaman
Viscosities of slags constitute an important physical property needed for an understanding of the mass transfer phenomena in metallurgical processes. Viscosity is also the key that leads to a better u
Jan 1, 2004
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MgO modification of slag from stainless steelmaking
By J. Eriksson
Slag from stainless steelmaking is known to disintegrate, which is an environmental problem and prevents the cooled slag from being utilized. This disintegration is due to the transformation from the
Jan 1, 2004
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Practical aspects of large-scale conditional simulations
By M. E. Rossi
All large-scale applications of conditional simulations intend to benefit from the ‘correct’ (or’ accurate’) characterization of uncertainty, adequately describing the variability observed from the da
Jan 1, 2003
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Composite Failure Mechanisms In Coal Measures? Rock Masses - Myths And Reality
By J. V. Simmons
Composite rock mass failures involve intact rock material as well as fracture and shear on existing defects. Experiences from open-cut coalmining in the Bowen Basin of central Queensland are that fail
Jan 1, 2006
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Reply To N.M. Vegter ?Discussion On The Kinetics Of The Elution Of Gold From Activated Carbon? - In The Journal Of SAIMM, Vol. 97. 1997. Pp. 197?200
By M. J. Nicol
Mr Vegter has analysed, in some depth, the approximations made in the treatment of the kinetic data presented in the original by ourselves (ref.1) and has come to the conclusion that ?under the experi
Jan 1, 1997
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Improving the quality of tinplated steel using a novel technique to study the effect of industrial process parameters - Synopsis
By G. S. Maré
Tin plating operations are of a complex nature due to the many operational variables that need to be controlled in order to create a product of required quality. The work in this report lays the bas
Jan 1, 2010
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Service delivery strategy for mining systems
By U. Kumar
Product designed characteristics like reliability and maintainability affect maintenance cost, service performance, and therefore product support strategy must be defined during design stage in terms
Jan 1, 2003