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An Application of Linear Programming to Investment Analysis
By Anders Erlandsson
"The crude ores from the LKAB mines are sorted and refined into a number of products. As there are a number of different plants the flow of material is often complex.in connection with studies of a pr
Jan 1, 2014
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Practice And Prospects Of Fully Mechanized Mining Technology For Thin Coal Seams In China ? Synopsis
In China, thin coal seams are rich in resources but are technically challenging. The mineable reserves in these seams account for 20.4% of the total coal resources, while the current production accoun
Jan 1, 2012
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Technology implementation in eLearning
By A. J. Basu
New technologies, such as computer based learning, wireless computing, internet2, online courses, distance learning, and in general multimedia applications are being implemented in the higher educatio
Jan 1, 2003
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Study of the Pyrolysis Kinetics of Datong Coal Using a Sectioning Method
By K. Wu, X. Yuan, R. Du, C. Chao
"Lump coals are currently employed to replace part of coke in the COREX melter-gasifier for ironmaking. In order to optimize the process, the pyrolysis kinetics of Datong coal used in the COREX proces
Jan 1, 2016
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A Comparison Of The Effect Of Chemical And Bioleaching On The Kinetics Of Sphalerite Leaching.
By J. W. van der Merwe, C Strydom, D. C. Odendaal, M. I. Sampson
Keywords: Sphalerite, Bio leaching, Chemical leaching Sphalerite concentrates were prepared from tailings dam samples obtained from Rosh Pinah Mine in Namibia. The samples were subjected to froth f
Jan 1, 2007
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Material fingerprinting as a potential tool to domain orebody hardness and enhancing the prediction of work index APCOM 2021
By M. S. Shishvan, J. R. van Duijvenbode, L. M. Cloete, M. W. N. Buxton
Geochemical and mineralogical datasets from Tropicana Gold Mine, Australia, have been used to define ore fingerprints. VNIR/SWIR spectral data were represented by four normalised wavelength regions an
Sep 1, 2021
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An Analytical Solution to the Batch-Comminution Equation
By R. P. King
An Analytical Solution to the Batch comminution Equation R. P. King, Pr. Eng., B.Sc. (Eng.), M. Se. (Eng.), Ph.D. (Visitor). An analytical solution to the batch-grinding equation is presented in terms
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The interactions of butyl thiol collectors with sperrylite (PtAs₂) at different pulp chemistries, S. Pikinini, B. McFadzean, and C.T. O’ Connor
By B. McFadzean, S. Pikinini, C. T. O’ Connor
Sperrylite (PtAs₂) comprises about 21% of the platinum group minerals (PGMs) in the Platreef ore and regularly reports to the tailings due to its poor floatability. Hence, improving its recovery will
Jan 1, 2020
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Raise-Boring Experiences in the Gold Mines of the Anglo American Corporation Group (f0bea40b-2c8c-436f-a9cb-fc2da3a85e3f)
By F. H. Guise-Brown
Raise-boring experiences in the gold mines of the Anglo American Corporation Group by J. W. WILSON and P. C. GRAHAM Published in the Journal, October, 1972. Discussion by F. H. Guise-Brown., B.Sc. (Mi
Jan 10, 1972
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Seismicity evolution and rockburst control in the Merensky Reef and UG2 orebody: An intermediate depth platinum mine case study
By S. Durapraj, R. T. Masethe, U. Maqina, A. C. Adoko
This study investigates seismicity and rockburst control within the Merensky Reef and UG2 orebody of an intermediate-depth platinum mine located in South Africa's Bushveld Complex. Utilising a mine-wi
Jan 12, 2025
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Russian infiltration halted?
The following letter has been received from Professor P. A. Young, Head of the Department of Mining and Mineral Engineering at The University of Leeds, England. Extractive and process metallurgy The f
Jan 1, 1982
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Dealing with Expansive Rocks in the Los Quilos and Chacabuquito Water Tunnels Andes Mountains of Central Chile
By S. O. Castro, R. E. González, L. E. Velasco, J. M. Van Sint, P. V. Lois
Abstract Several zones with expansive rocks were encountered during construction of two tunnels of the water conduction system for the Chacabuquito Hydropower Plant, located in the Aconcagua river
Jan 1, 2003
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Numbering of the Journal
Numbering of the Journal Because computer and library authorities prefer journal subscriptions to be based on the calendar year, and because the present numbering system of the Journal of the South Af
Jan 1, 1979
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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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The free ligand model to describe and design cobalt extraction and nickel scrubbing in a base metal refinery
By O. S. L. Bruinsma, M. J. Matsela, D. J. van der Westhuizen
The free ligand (FL) model is an intuitive model to calculate the equilibrium concentrations in solvent extraction (SX) based on the distribution coefficient (Kd) at infinite dilution and the fraction
Dec 11, 2024
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Spotlight on Athel pines growing on slimes dumps
By W. K. Brinsden
In August 1965, the late Mr Alan Smith, then Mill Superintendent at Gold Mines of Kalgoorlie (GMK), Australia, asked me to investigate the planting of vegetation on the GMK slimes dams in order to eas
Jan 1, 1991
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3?Chamber pipe feeder system (3-CPFS)
By J. J. Botha
As a Demand Side Management (DSM) Project, money was granted for the procurement and installation of a 3-Chamber Pipe Feeder System (3-CPFS) at AngloGold Ashanti?s Moab Khotsong Mine in the Vaal River
Jan 1, 2009
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A formulation for optimum risk in open-pit mining
By B. Maybee, J. Venter, J. Wesseloo
The selection of open-pit slope angles involves high-value decisions with small changes in slope angle, often representing significant changes in net present value. The existing methods used to define
Sep 9, 2024
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Grinding process modelling and circuit analysis in a copper mine, T. Song, T.H. Yang, J.W. Zhou, and Q.K. Wang
By T. H. Yang, Q. K. Wang, T. Song, J. W. Zhou
The grinding circuit can be one of the most important mineral processing circuits in plants. Along with the application of large-scale milling machines, the design and optimisation of the operation st
Jan 1, 2020
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The role of leadership in technology adoption in the South African mining industry
By J. Uys, P. J. Mokganya, J. Olwagen, R. C. W. Webber-Youngman
This article discusses the critical role of leadership in the technology adoption process within organizations, particularly in industries like mining, where innovation is essential for maintaining co
Nov 27, 2024