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Fatigue Properties Of Fabricated Aluminium I-Beams
By M. Matema
Paper written on project work carried out in partial fulfilment of BSc (Eng.) Metallurgy and Materials Engineering Small and large welded aluminium specimens were tested in fatigue and the results
Jan 1, 2005
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Towards Sustainability In Ferroalloy Production ? Synopsis
By L. Holappa
Ferroalloy production is an energy-intensive industrial sector with significant CO2 emissions. In this paper the current situation in ferroalloy processes is discussed from the standpoint of global en
Jan 1, 2010
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Nitriding Of Ilmenite And High-Grade Slag Fines ? Synopsis
By D. S. van Vuuren
Titanium bearing resources can selectively be chlorinated at temperatures below 200°C if the Ti02 in the feed is nitrided before chlorination. However, the nitriding reaction is highly endothermic, re
Jan 1, 2011
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Resource Nationalism And The African National Congress - Synopsis
By A. Butler
This paper explains the politics of mine nationalization in contemporary South Africa. Nationalization and privatization typically occur in the oil, mineral resources, and state utilities sectors, and
Jan 1, 2013
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Metal-Rock Pair Characterization In Excavation Engineering - Synopsis
Abrasivity and wear resistance are not intrinsic properties of materials, but rather parameters describing the interaction between the wear part and the material exerting the wearing action. Moreover,
Jan 1, 2012
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PB Battery Recycling. New Frontiers In Paste Desulphurisation And Lead Production
By M. Olper
The change in regulations and the strong attention to the environment have suggested some changes in the traditional processes for the recycling of lead acid batteries. Engitec Technologies, marketing
Jan 1, 2008
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A Trade-Off Study Between Down-Dip And Breast Mining On The Merensky Reef At Khomanani 2 ? Synopsis
By S. J. S. Ferreira
Anglo American Platinum's Khomanani 2 shaft changed over from down-dip mining to breast mining in 2004. The changeover was made to ensure that production targets were met, as it was said that pre
Jan 1, 2012
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Green Topics - Utilization Of Wet FGD Material For AMD Abatement In Underground Coal Mines
By J. C. Ashby
Electric utility response to certain amendments of the Clean Air Act has resulted in a production of several types of alkaline coal combustion byproducts. Alkaline combustion byproducts are gaining in
Jan 1, 1999
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The use of seawater in copper hydrometallurgical processing in Chile: A review
By V. Quezada, Á. Astudillo, L. Valásquez, M. Garcia
Seawater has become a viable alternative for different uses in copper hydrometallurgy. In this paper we review the main physical and chemical characteristics of seawater and how these influence copper
Jul 5, 2023
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Metal-Rock Pair Characterization In Excavation Engineering - Synopsis (561bd13f-bd45-4974-85ef-61eb18d50b1a)
Abrasivity and wear resistance are not intrinsic properties of materials, but rather parameters describing the interaction between the wear part and the material exerting the wearing action. Moreover,
Jan 1, 2012
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Latest Electrode Technology Delivering Improved Electrode Performance In Submerged Arc Furnaces
By Henk van der Bijl, Sean Rogers, Eugene Sidorski, Alan Carpenter
The electrode column is the heart of the submerged arc furnace. Superior electrode performance provides improved furnace performance. This paper describes the main features of the electrode column tha
Jan 1, 2007
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Optimization of chromium precipitation from ferrochrome leach solutions
By F. Ntuli, T. V. Nyangadzayi
Chromium green is an essential metal with various applications in the paints, construction, electronics, and aerospace industries. The main source of chromium green is the carbo-thermic reduction of c
Dec 11, 2024
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Mining technology that could improve productivity in South Africa
By G. de B. van Niekerk
This paper briefly outlines some mining technology that is used with success in Australia but is not yet fully utilized in South Africa. The following aspects are discussed: improved rotary-drill bit
Jan 1, 1989
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Kriging estimation of block densities in Ahmavaara PGE-deposit
By E. Laine
Rock density determinations are necessary for ore resource evaluations from estimated block grades in g/t. Rock density depends on the mineral composition and, thus, it is specific for each rock type.
Jan 1, 2003
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The socio-economic aspects of mine closure and sustainable development: literature overview and lessons for the socio-economic aspects of closure?Report 1 - Rationale for the study
By J. Stacey
This study was undertaken to generate a locally relevant guideline for the socio-economic aspects of mine closure for South African closure practitioners and decision makers. It should also represent
Jan 1, 2010
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The Economics of Exhaustible Mineral Resources—Concepts and Techniques in Optimization Revisited
By C. Hutton
"SynopsisThe last commodities supercycle (2003 to 2011) was characterized by a belief in volume at any cost, where absolute output was deliberately prioritized over productivity considerations. This p
Jan 1, 2015
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Perceptions of the Impact of Board Members? Individual Perspectives on the Social and Environmental Performance of Companies
By J. J. Stacey
Large mining companies generally follow the distributed ownership corporate model, with a board of directors responsible for decisions that affect both shareholder value and stakeholders of the compan
Jan 1, 2014
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An Approach To Confidently Predicting Jigging Performance
By Grant Loveday, Vincent Dieudonné, Andrew Jonkers
Bateman Minerals & Metals supplies the APIC Technologies which include the under-bed air-pulsed APIC jig and related technologies such as the JigScan controller and advanced mathematical models of the
Jan 1, 2006
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Nationalizing South African Mines: An Enonomic Assessment - Synopsis
By S. du Plessis
Nationalization is high on the policy agenda in South Africa. This paper considers the case for nationalizing the local mining sector from an evidence-based perspective, which is derived from theoreti
Jan 1, 2013
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Ergonomics In The South African Mining Industry
By P. C. Schutte
Ergonomics is the scientific discipline concerned with the understanding of interactions among humans and other elements of a system, and the profession that applies theory, principles, data and metho
Jan 1, 2005