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Colloquium and General Meeting
Colloquium and General Meeting A General Meeting and Colloquium was held on 'New Advances in Non-ferrous Pyrometallurgy' in Kelvin House, Johannesburg, on Wednesday, 17th March, 1976. The Pr
Jan 6, 1976
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Factors Affecting the Mechanical Efficiency of Men Shovelling Rock in Stopes
By J. F. Morrison, C. H. Wyndham, N. B. Strydom
INTRODUCTION The shovelling of rock in stopes is still a basic and important operation in many gold mines in the removal of gold-bearing rock from the stopes. There is, however, little factual knowle
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A laboratory study of attrition grinding
By M. F. Dawson, S. B. Davis
SYNOPSIS This paper describes the size reduction of limestone smaller than 1 mm by attrition grinding, using quartz (1 to 3 mm) as the grinding medium in a laboratory rig. The ore and grinding medium
Jan 1, 1989
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Some Implications of the New Assistance Formula for South African Gold Mines
By E. Wroth, D. G. Krige
Written contribution E. Wroth* (Visitor): The technical aspects of the assistance scheme which IS provided for in the Gold Mines Assistance Act, 1968, and certain consequential amendments to the Inco
Jan 5, 1968
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Note: A revised method of heat acclimatization
By N. B. Strydom, P. L. Jooste, H. F. Kotze, W. H. Van Der Walt
Note: A revised method of heat acclimatization by N. B. STRYDOM, W. H. VAN DER WALT, P. L. JOOSTE, and H. F. KOTZE INTRODUCTION Climatic-room acclimatization was introduced in the gold-mining industry
Jan 6, 1976
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The open-circuit production of material finer than 75 µm in open-circuit mills
By L. A. Vermeulen, C. P. Campbell, D. D. Howat
The production 01material liner than 75 µm in a number of open-circuit mills was investigated. The mils ranged from laboratory rod and ball mils treating a variety 01 ores to large industrial rod mils
Jan 1, 1991
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Methane monitoring at a job site underground
By V. N. Medvedev, A. M. Bryukhanov
Stationary mine air control equipment enables monitoring of CH4 concentration only in sensor locations. CMC-4 individual indicator built into a caplight has been developed in Ukraine, extending CH4 m
Jan 1, 2003
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Near-Surface Wave Attenuation (kappa) of Far West Rand Micro-Events
By M. B. C. Brandt
The near-surface wave attenuation factor k (kappa), which describes the attenuation of seismic waves with distance in the upper 1–3 km of the Earth, was determined for the Far West Rand gold mining ar
Jan 1, 2017
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Study on the applicability of different hydrodynamic models to simulate flow profiles in an irrigated malachite ore packed bed, M.D. Odidi, M.A. Fagan-Endres, and S.T.L. Harrison
By S. T. L. Harrison, M. A. Fagan-Endres, M. D. Odidi
This paper investigated the ability of eight common hydrodynamic models – tanks in series (TIS); three compartmental model configurations (Comp-1, Comp-2 and Comp-3); advection dispersion (AD); piston
Jan 1, 2020
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A Forecast of the Coal and Uranium Requirements For Electric Power Generation in South Africa
By K, J. MAUNDERS
This paper briefly describes a computerised model of the South African electricity system which has been developed jointly by the Atomic Energy Board and the Electricity Supply Commission. The results
Jan 1, 2014
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Tests on the beneficiation. of coal fines
By H. C. Voges
An account is given of the tests being conducted by Iscor on the following processes for the beneficiation of coal fines: froth flotation, gravity separation, heavy-medium separation, and pneumatic an
Jan 1, 1991
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Elevated Conveyors In Mining Applications - 1. Introduction
By S. Curry
The Objana Cement Plant is located in central Nigeria, approximately 200km south of capital city Abuja (figure 1). It is the second largest cement plant in Africa, and the fifth largest in the world [
Jan 1, 2008
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Books
United Kingdom mineral statistics 1977. Home, D., Squirrell, H. C., and Venkatesan, J. (compilers). London, Her Majesty's Stationery Office, 1978. 156 pp. £10,25. Copper mining and management. Na
Jan 1, 1979
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Integrated Pipeline Transport System For Thickened Coal Sludge
By M. Wu, X. Zhao
This paper presents an integrated pipeline transport system for thickened coal sludge, which combines pretreatment and pipeline transport with combustion techniques of thickened coal sludge. The pipel
Jan 1, 2007
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A Conceptual Study Into The Implementation Of A Centralized Blasting System At Samancor?s Mooinooi Mine ? Synopsis
By J. L. Louw
The utilization of centralized blasting systems is progressively becoming a feature of the South African mining industry, owing to increased pressure from the Department of Mineral Resources (DMR) to
Jan 1, 2012
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News about publications
1. Journals Quarterly Journal of tke International Tin Research Institute, edited by Colin J. Evans and published by the Institute, Fraser Road, Greenford, Middlesex UB6, 7AQ, England. Engineering, bu
Jan 1, 1983
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Operational Changes Enable Namdeb’s Southern Coastal Mining Team to Reduce Risk and Increase Productivity as We Advance Deeper into the Atlantic Ocean
By S. Kirkpatrick, J. Mukendwa
"The mining operation at Namdeb’s Southern Coastal Mine (SCM) is unique. It targets gravel layers up to 30 m below sea level, which continue to dip deeper, further west, under the Atlantic Ocean. On t
Feb 1, 2019
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Materials Selection In The Mining Industry: Old Issues And New Challenges
By M. B. Cortie
The historical development of materials engineering in the mining industry Is briefly reviewed, and some of the factors currently influencing the industry in South Africa are discussed. Material usage
Jan 1, 1996
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Evaluation Of The Influence Of Grout Prestressing Systems On The Performance Of Timber Packs: Static And Dynamic Considerations
A method is proposed for the evaluation of the influence of grout prestressing systems on the support resistance offered by timber packs. It is shown that, in order not to reduce the load-carrying cap
Jan 1, 1996
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The Effects of Chromium Oxide, Iron Oxide and Calcium Oxide on the Liquidus Temperatures, Viscosities and Electrical Conductivities of Slags in the System MgO - Al2O3 - SiO
By P. R. Jochens, D. D. Howat, M. S. Rennie
The slags arising from ferrochromium plants were simulated by additions of CaO and Fe2O3 (6 per cent each), Cr2O3 (7 and 12 per cent), and Fe2O3 and Cr2O3 together (6 and 12 per cent respectively) to