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The Gender And Racial Transformation Of Mining Engineering In South Africa ? Synopsis
By J. A. Cruise
With the end of the official apartheid legislation in the early 1990s, South Africa was heralded as a non-racial country. However, racial awareness has been reintroduced into the country with the Affi
Jan 1, 2011
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South African Mineworkers’ Perspectives on the Right to Refuse Dangerous Work and the Constraints to Worker Self-Regulation
By S. Saeed, N. Coulson, P. F. Stewart
"The Mine, Health and Safety Act No. 29 of 1996, as amended, embodies worker self-regulation to advance health and safety in the workplace. An important provision for this is the Right to Refuse Dange
Jan 1, 2018
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Friction Hydro Pillar Process As An Alternative Repair Technology For Creep Evaluation Sites On Thick-Walled 10CrMo910 Creep-Resistant Steel Structures ? Synopsis
By D. L. H. Bulbring
The removal of a cylindrical core from thick-wall sections for creep analysis by the relatively new Weldcore® process represents a very exciting methodology for obtaining more representative creep dam
Jan 1, 2013
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A review of EN 16907 on earthworks (extractive waste) in the context of South African mine residues
By F. Hörtkorn, Y. Narainsamy
Rather quietly, a new generation of European norms dealing with earthworks has been developed over the past few years, in particular a part of EN 16907 pertaining to extractive waste. Whereas the majo
Jun 2, 2022
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Kell Hydrometallurgical Process For Extraction Of Platinum Group Metals And Base Metals From Flotation Concentrates ? Synopsis
By K. S. Liddell
The Kell Process has been developed for the extraction of platinum group metals (PGMs) and base metals from sulphide flotation concentrates. The process has been successfully tested on several differe
Jan 1, 2012
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Potential Applications of Nanofiltration Membranes in Copper–Cobalt Processing
By L. A. Thompson, A. J. Linington
"Copper–cobalt extraction is a reagent-intensive process resulting in acid consumption greatly contributing towards production costs, which in the current market conditions curtail profitability. Nano
Jan 1, 2015
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Integration of CSIR- and CSIRO-type of overcoring rock stress data at the Zedex Test Site, Äspö HRL, Sweden
By F. H. Cornet, D. Ask, O. Stephansson
We have conducted a stress analysis of overcoring stress measurements undertaken at the Zedex Test Site (ZTS) in the Äspö HRL, Sweden. Two different types of overcoring cells have been used at the sit
Jan 1, 2003
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Interpretation and modelling of a hydromechanical in situexperiment within a fractured calcareous rock mass
By Y. Guglielmi, V. Merrien-Soukatchoff, I. Kadiri
ABSTRACT: Hydraulic experiments have been conducted since 1997 within a small fractured calcareous rock mass in southeastern France, at a site called Coaraze. On this reduced-scale site closing a floo
Jan 1, 2003
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Hard rock tunnel boring, cutting, drilling and blasting: rock parameters for excavatability
By K. Thuro, R. J. Plinninger
ABSTRACT: Determining tunnel stability is a key issue during preliminary site investigation. In contrast, problems of excavatability have been largely ignored. While the choice of an economic tunnelli
Jan 1, 2003
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"The Advantages Of Ili Inspection And Practical Issues Involved In Undertaking Projects". - Introduction
By Ernie Holden, Chris Ringas
In the last 20 years, In Line Inspection (ILI) using intelligent pigs has become the principal tool used by pipeline operators to assess the condition of their pipelines. New pipelines are normally de
Jan 1, 2006
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Geological Interpretations From The PGE Distribution In The Bushveld Merensky And UG2 Chromitite Reefs
By R. G. Cawthorn
The vertical distribution of platinum-group elements (PGE) in the Merensky and UG2 chromitite Reefs is highly variable, but does follow certain general patterns that allow the testing of geological mo
Jan 1, 2011
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Sampling mineral commodities?the good, the bad, and the ugly - Synopsis
A wide range of drill holes and process streams are sampled for resource estimation, grade control, and contractual purposes in the minerals industry. However, despite the availability of training cou
Jan 1, 2010
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Managing the Tap-Hole Life-Cycle at Five Submerged Arc Furnaces Producing Silicomanganese at Transalloys
By J. P. Gous, J. J. Sutherland
"Transalloys is a silicomanganese (SiMn) producer located in South Africa, and uses only local manganese ores to produce SiMn alloy. The plant operates five open submerged arc furnaces (SAFs) with an
Jun 1, 2019
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Presidential Address: Collaboration and Diversity in STEM
By Z. Botha
Sheryl Sandberg, the COO of Facebook, published a book titled 'Lean In', where she invites women to sit at the table. In summary, to 'sit at the table' entails not only embracing opportunity, but to a
Sep 1, 2022
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Safety Considerations When Handling Metal Powders ? Synopsis (00a81d62-4249-4705-86a3-c89cdfe5d31a)
By J. M. Benson
Metal powder compaction offers unique advantages in the manufacture of net-shape components using techniques such as laser sintering, conventional press and sintering, metal injection moulding, direct
Jan 1, 2012
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Rockburst Prediction - Case Studies Using A Kinematics Of Failure Approach
By W. de Beer
We present aspects of one of several ongoing case studies used in the development of prediction techniques for major seismic instabilities. The current investigation centres on accelerated coseismic d
Jan 1, 1998
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Introducing new Council members (82061035-7b48-48e5-a216-1da1ce921e6c)
Mr G H Park was born and brought up in Zimbabwe, in mining from the University of the Witwatersrand. Starting as a Learner Official at Rand Mines, he went Mr D J van Niekerk was educated at Helpmekaar
Jan 1, 1990
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New mine developments The Navachab Gold Mine
By R. L. Attridge
Namibia's newest mining enterprise, the Navachab Gold Mine, was officially opened by President Sam Nujomo during June 1990. The mine is a joint venture between Erongo Mining & Exploration Company
Jan 1, 1991
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Resistance of yielding rockbolts to multiple impact loads
By D. O’Connor, A. Pytlik, D. J. Corbett
The resistance of yielding rockbolts to multiple impact loads was tested by means of a drop hammer. The methodology was based on the ASTM D7401-08 standard as well as the requirements specified for ro
Nov 6, 2023
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A New Royalty For South African Mineral Resources
By F. T. Cawood
The new South African Mineral Policy has major implications on the way mineral rent will be collected and shared between the stakeholders in future. Although the policy does not supply details on how
Jan 1, 2001