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Ethylenediamine-funtionalized ion Exchange Resin for Uranium Recovery from Acidic Mixed Sulphate-Chloride Media: Initial Column Loading Studies
By J. T. M. Amphlett, C. A. Sharrad, M. D. Ogden, R. I. Foster
"A renewed interest in nuclear power around the world in order to reduce greenhouse gas emissions is going to increase demand for uranium as fuel. This will result in more uranium being mined, which w
Dec 1, 2018
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An independent analysis of the 2006 draft royalty bill for the South African mineral and petroleum sectors - Synopsis
By F. T. Cawood
This paper reviews the Mineral and Petroleum Resources Royalty Bill of 2006, identifies potential areas that require further consideration by the National Treasury and, where appropriate, offers alter
Jan 1, 2007
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Bench Mining Utilizing Manual Labour and Mechanized Equipment – A Proposed Mining Method for Artisanal Small-Scale Mining in Central Africa
By S. M. Rupprecht
"Artisanal mining is basic mining characterized by manually intensive work methods utilizing primitive or simple equipment and conducted by individuals or small groups exploiting deposits. Artisanal m
Jan 1, 2017
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Ivanhoe Mines’ Giant Kamoa Copper Discovery in the DRC — A Metallurgical Perspective
By V. L. Nkuna, S. R. Amos, T. Naidoo
"Ivanhoe Mines’ Kamoa copper project is a recently discovered high-grade copper sulphide deposit in the Katanga Province of the Democratic Republic of Congo. The mineralization identified to date with
Jan 1, 2016
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Mathematical And Computational Modelling Of The Dynamic Behaviour Of Direct Current Plasma Arcs - Synopsis
By Q. G. Reynolds
The problem of direct-current plasma arc behaviour, interaction, and dynamics is considered in the context of metallurgical DC arc furnace applications. Particular attention is paid to the transient f
Jan 1, 2010
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The Development Of A Process Flowsheet For The New Anglo Platinum, PPRust North Concentrator, Incorporating HPGR Technology
By G. Humphries, E. Wolmarans
The PPRust North project is an expansion of existing operations on the ?Platreef? orebody in the Limpopo Province of South Africa. Anglo Platinum has been mining and processing the Platreef since 1993
Jan 1, 2006
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Distinguishing and Controlling the Key Block Structure of Close-Spaced Coal Seams in China
By S. R. Xie, S. Gong, E. P. Li, S. S. He, Y. J. Sun, S. J. Li
"Based on the complicated geological production conditions and abnormal strata behavior of the fully mechanized caving face No. 102 in the Xinyang Coal Mine, we analyze the breaking and forming proces
Jan 1, 2016
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Mine Based Development Of A Pit Evacuation Alarm System
By Neal Harries
The monitoring of rock slopes is a common procedure in the management of hazards associated with slope instability. Slope stability radar has become widely accepted as the state-of-the-art method for
Jan 1, 2008
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Modelling financial risk in open pit mine projects: implications for strategic decision-making - Synopsis
By S. A. Abdel Sabour
Strategic decisions in the mining industry are made under multiple technical and market uncertainties. Therefore, to reach the best possible decision, based on information available, it is necessary t
Jan 1, 2009
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Experimental investigation and numerical simulation of surrounding rock creep for deep mining tunnels
By Z-P. Song, Z-B. Jiang, A-N. Jiang
"In deep excavations under conditions of high ground stress, even hard rock undergoes creep and other time-dependent effects that may result in instability. This study involves an analysis of the typi
Jan 1, 2016
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Values And Value Management Combine For A Better Project Outcome - A Case Study (41f7e186-8730-4b2f-a4a1-29f6c11488f4)
By R. McGregor
You wouldn't start excavating before testing core samples, so why would you approve a project plan before all factors have been identified, reviewed and addressed? Even a champion sports team ma
Jan 1, 2007
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Mine To Metal: A Practical Balance For A Large Platinum Producer
By H. E. Bartlett
This paper deals with the sampling and mass measurement for ore delivered from a shaft to a processing plant and the contribution of the data from these measurements to the metal balances from shaft d
Jan 1, 2014
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Estimating the Effects of Line Brattice Ventilation System Variables in an Empty Heading in Room and Pillar Mining Using CFD
By T. Feroze, B. Genc
"The ventilation of underground coal mines plays an important role in minimizing the risk of methane and coal dust explosions. The ability of ventilation, with the use of line brattices (LBs), to remo
Jan 1, 2016
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SPOTLIGHT on Johannesburg Branch students' evening
By G. M. Wright
We are only as good as we are perceived to be by others and, whilst there is every opportunity to revise and polish our written works, there are no second chances with a spoken presentation. At every
Jan 1, 1990
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Meaningful CEC Values Of Clay Minerals From Heavy Mineral Deposits - Introduction
By W. J. Jordaan
The ability of soils to retain and hold cations is called the cation exchange capacity (CEC). Adsorbed cations, however, can be replaced by other cations through the process of cation exchange. Heavy
Jan 1, 2007
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Lime in South Africa
By J. K. E. Douglas
PRESIDENTIAL ADDRESS Given by Mr J. K. E. DOUGLAS, M.Se. (Eng.) (Rand) SYNOPSIS Lime is the most widely used and the cheapest chemical alkali known to man and virtually every product we use or ea
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On-Line Analysis - What has been Done?
By Pieter de Waal
The beneficiation equipment under the control of plant metallurgists exploits the differences in the physical properties between valuable and waste mineral components. In many cases, laboratory result
Jan 1, 2014
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Heap leaching of carbonaceous ores using a blinding agent, P. Koblova, G. Voiloshnikov, and Y. Musin
By G. Voiloshnikov, P. Koblova, Ye. Musin
Preg-robbing activity of the carbonaceous matter negatively impacts the process of precious metals recovery from gold-bearing ores and concentrates. In this paper, ore heap leaching (HL) using a blind
Jan 1, 2020
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Increasing efficiency of the regrind circuit of the Sarcheshmeh copper complex, S.M. Mousavi, Gh.A. Parsapour, S.D. Tafvizi, M. Mahmoudi, and S. Banisi
By S. Banisi, S. M. Mousavi, S. D. Tafvizi, Gh. A. Parsapour, M. Mahmoudi
Generally, regrind circuits are used to increase the degree of liberation of value minerals which are fed to flotation circuits. At the regrind circuit of the Sarcheshmeh copper complex, four ball mil
Jan 1, 2020
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CFD modelling for extraction of chromium from effluent in a hollow fiber membrane, S. Dash, P.P. Patra, K. Sarangi, and S. Mohanty
By S. Mohanty, K. Sarangi, S. Dash, P. P. Patra
Industrial effluent from various industries contains heavy metals that are a serious threat to humans, flora and fauna in water bodies, and the environment. The heavy metals are dumped after precipita
Jan 1, 2020