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Merensky pillar strength formulae based on back-analysis of pillar failures at Impala Platinum - Synopsis
By B. P. Watson
The Bushveld platinum group metal deposits are two distinct, shallow-dipping stratiform tabular orebodies and strike for many hundreds of kilometres. Mining is extensive, with depths ranging from clos
Jan 1, 2008
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Use of pumping packer tests and geometry of the joints to analyse flow and transport of contaminants in basaltic rock
By J. M. Cardoso, E. F. Quadros, A. Chiarini, F. Fernandes, G. Vilela, J. Ireno, L. C. Agostini
Based on the geological-geometric characterization of the basaltic rock at the site of a factory for chemical products situated in the Southern region of Brasil, and on results of a significant number
Jan 1, 2003
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Slag/Refractory And Metal/Refractory Interactions During The Production Of Stainless Steels
By N. Sutcliffe
Refractories and slags play a vital role in the production of stainless steel. They are in intimate contact with the steel at temperature, and chemical reactions between the three can and do occur. Th
Jan 1, 2004
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Insights Into The Influences Of Paste Additions And Levels On Söderberg Electrode Management
By F. X. Prins, L. R. Nelson
Tight control of electrode paste additions, hard and soft paste levels, baked zone position and electrode temperatures are integral to superior Söderberg electrode management practices. Paste addition
Jan 1, 2004
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Development of rational technology driven process flowsheet for processing refractory gold-bearing ores, T.N. Aleksandrova, A.V. Aleksandrov, and N.V. Nikolaeva
By A. V. Aleksandrov, T. N. Aleksandrova, N. V. Nikolaeva
Using complex thermal analysis methods, flotation concentrates were classified depending on what the organic and nonorganic carbon form is. The possibility of ultrafine particles of valuable component
Jan 1, 2020
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Mining through areas affected by abnormal stress conditions at Syferfonte in Colliery
By C. Legote
"This paper investigates the conditions leading to the indefinite termination of production in four critical primary panels at an underground coal mining operation, the observed shortcomings in the mi
Jan 1, 2015
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Effluent Reduction Projects Sulphuric Acid Plant - Background Information
By M. Jele
? Sulphuric acid plant in umbogintwini. ? Double absorption plant, capacity of 550MTPD. ? Build by simon curve during the year 1973. ? Side stream plants such as: ? Liquid SO2 Plant, ? Li
Jan 1, 2009
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On Localizing Uniform Conditioning Estimates
By O. Rondon
Localized uniform conditioning is a technique developed to spatially locate selective mining unit grades that have been derived using uniform conditioning for the assessment of recoverable resources.
Jan 1, 2014
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Heat capacity measurement of molten NaNO3-NaNO2-KNO3by drop calorimetry
By M. Kawakami, K. Suzuki, T. Takenaka, S. Yokoyama
Molten NaNO3-NaNO2-KNO3mixture is used as a heat transfer medium at high temperature. One of the most important properties of this mixture is the heat capacity. In the present work, the enthalpy chang
Jan 1, 2004
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An Overview Of PGM Smelting In Zimbabwe - Zimplats Operations
By L. Mabiza
Keywords: Pyrometallurgy, circular furnace, PGM, platinum, Peirce-Smith converter, Zimbabwe The Zimplats Smelter, located on the northern part of the Great Dyke, at the Selous Metallurgical Comple
Jan 1, 2006
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The Re-Engineering Of The Ground Handling System At Cullinan Diamond Mine
By A. W. Bester
Paper written on project work carried out in partial fulfilment of B. Eng. (Mining Eng.) Cullinan Diamond Mine currently handles 3.2 million tons of run of ore per annum. This is done by means of a
Jan 1, 2005
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Elution behaviour of metals from carbon
By M. Jeffrey
This study investigated the elution of precious and toxic metals from activated carbon. Gold and mercury are of primary interest, due to their value and environmental impact respectively. A laboratory
Jan 1, 2009
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Optimisation Of SiMn Production At Transalloys
By J. Griesel, P. H. F. Bouwer, K. Bisaka
Transalloys produces 160 000 tons of SiMn per annum from five AC submerged-arc furnaces. The lime-ore melt from two AC open-arc furnaces is contacted with SiMn to produce 50 000 tons of medium carbon
Jan 1, 2004
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The Effects of Froth Depth and Impeller Speed on Gas Dispersion Properties and Metallurgical Performance of an Industrial Self-Aerated Flotation Machine
By H. Naghavi, M. Karimi
"In self-aerated flotation machines, the gas rate depends on operational variables (e.g. froth depth and impeller speed), pulp properties (e.g. solid content and viscosity), and reagent addition (e.g.
Jul 1, 2019
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The viability of using the Witwatersrand gold mine tailings for brickmaking
By S. Ndlovu, M. Malatse
"The Witwatersrand Basin is the heart of South Africa’a gold mining industry. The cluster of gold mines located in the Witwatersrand Basin generates a significant amount of mine tailings, which have a
Jan 1, 2015
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New Trends In Submerged Arc Furnace Technology
By J. Kunze, R. Degal
During the last 100 years, the submerged arc furnace has been one of the most amazing diversified melting units. These furnaces have found their application in more than 20 different main industrial a
Jan 1, 2004
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Nederburg Miner
Research into the mechanisation of ore winning from the very narrow reefs characteristic of South African gold mines has been conducted from as early as 1964 through the Chamber of Mines Research Orga
Jan 1, 2008
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Phase Equilibria In K2O-Containing Manganese Smelting Slags
By S. Ganguly
Slag samples taken from adjacent to the furnace wall of a submerged arc ferromanganese smelting furnace have been found to contain high concentrations of K2O. To characterize the phase equilibria rele
Jan 1, 2007
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Presidential Address: Post-Mining Use of Rehabilitated Land – An Opportunity for the South African Mining Industry for Sustainable Development
By M. I. Mthenjane
"BackgroundThe paper discusses post-mining land use however, the essence of the topic is the emotional motivation behind the decisions related to mining investment and development. Therefore this is n
Jul 1, 2019
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New Developments On Mine Planning And Grade Control At Sishen Iron Ore Mine
By D. J. Steynfaard
Sishen Iron Ore Mine is situated 280 km north-west of Kimberley in the Northern Cape Province of South Africa. The mine produces and sells high quality iron ore of various specifications to various na
Jan 1, 2003