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Monitoring the wear of water-cooled tap-hole blocks by the OPTISAVE fibre-optic method
By M. Hopf
Numerous developments and improvements have been made to tap-hole designs. On the other hand, there are very specific designs in operation that have endured for many years without any modification. No
Jan 1, 2014
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A Comparative Study Between Shuttle Cars and Battery Haulers
By W. H. Holtzhausen
The purpose of this project was to compare two underground, batch coal haulers ? battery haulers and shuttle cars ? in order to determine the more viable machine to implement. The specific standards f
Jan 1, 2014
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Sulphuric Acid Plant Water Saving Options
By R. J. Forzatti
The production of sulphuric acid from sulphur generates heat. The majority of this heat is recovered as steam and is often used to generate electricity. Heat not recovered as steam is rejected to cool
Jan 1, 2014
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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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Tiger?s Eye in the Northern Cape Province ? Potential for Employment Creation and Poverty Alleviation
By P. F. Ledwaba
South Africa?s Northern Cape Province houses a variety of gemstone minerals. Diamonds remain the primary gemstone in the province, but there are also tiger?s eye, sugilite, rose quartz, jasper, amethy
Jan 1, 2014
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Mine Disaster and Mine Rescue Training Courses in Modern Academic Mining Engineering Programmes
The mining industry worldwide is currently facing a significant restructuring process. In most underground mines, widespread mechanization of the mining processes increases production while reducing s
Jan 1, 2014
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Checks and Measures of Performance for Kriging Estimates
By J. L. Deutsch
Block model estimates are commonly calculated by the well-established technique of kriging. The mathematics are well established, but implementation details require site-specific considerations. Check
Jan 1, 2014
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Arnot?s Readiness to Prevent a Pike River Disaster
By R. Weber
Methane explosions in underground coal mines are a major concern across the mining industry. After the Pike River disaster, Arnot Coal became even more aware of the explosion risk. To determine whethe
Jan 1, 2014
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Wear analysis of a tap-hole from A SiMn production furnace
By J. P. Gous, M. Tangstad, J. D. Steenkamp
In April of 2013 a 48 MVA submerged arc furnace producing silicomanganese was excavated in South Africa. One of the areas excavated systematically was the furnace taphole. The aim was to obtain a refr
Jan 1, 2014
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Geostatistical Applications in Petroleum Reservoir Modeling
By R. Cao
Geostatistics was initially developed in the mining sector, but has been extended to other geoscience applications, including forestry, environmental science, soil science, and petroleum science and e
Jan 1, 2014
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Metal Accounting And Corporate Governance
In the wake of the financial crisis that affected world markets in 2002, there has been an increasing international focus on corporate governance. Various corporate governance codes of practice have b
Jan 1, 2014
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Sampling: The Impact on Costs and Decision Making
"SAMPLING: THE IMPACT ON COSTS AND DECISION MAKING1. INTRODUCTIONFor years those in the minerals industry have been taking samples to assist them in making decisions; whether they be about investing b
Jan 1, 2014
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Simulation of Underground Liquid Flow
By Paul B. Crawford, Gerald N. Pitts
"A new method is introduced for the simulation by computer of the flow of liquid underground. The method has application in simulating, for example, liquid withdrawal systems, injection systems or inj
Jan 1, 2014
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The Lamella High Shear Rate REFLUX? Classifier
By T. Orupold
This paper covers the commercial development of gravity separation of fine particles using a Lamella High Shear Rate REFLUX? Classifier (REFLUX? Classifier), focusing primarily on coal applications. T
Jan 1, 2014
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Structural and Electrical Characteristics of Printed Silver and Palladium Nanoparticle Networks
By C. B. van den Berg
n this study, silver and palladium nanoparticulate inks with different metal-binder ratios were screen-printed onto a paper substrate. The printed layers comprised the metal nanoparticles and an ethyl
Jan 1, 2014
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New systems for geological modelling-black box or best practice?
By C. Birch
"A ‘geologically constrained’ orebody model has long been hailed as vital for a Mineral Resource statement that is compliant with the South African Code for Reporting of Exploration Results, Mineral R
Jan 1, 2014
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Optimum Spacing for Soil Sample Traverses
By W. A. Hodgson
"In order to be able to map the variation in the concentration of elements in soils, it is necessary to sample at intervals that will give adequate coverage of the area and will allow determination of
Jan 1, 2014
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Importance and Method of using Reference Materials in measuring reliability of Analytical results and Why Custnmers should use them.
By Stuart Marsland
"Reference materials have always been important for validating and controlling analytical methods', They have recently become even more important as quality requirements have become more stringen
Jan 1, 2014
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Comparison Between Artisanal and Smallscale Mining in Ghana and South Africa: Lessons Learnt and Ways Forward
By A. A. Debrah
Artisanal and small-scale mining (ASM) plays a fundamental role in the national and local economies of resource-rich countries in Africa. As such, more effort must be geared towards fostering this typ
Jan 1, 2014
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A Heuristic Sublevel Stope Optimizer With Multiple Raises
By X. Bai
A new heuristic sublevel mining stope optimizer is presented. The optimizer seeks the best locations and lengths of a series of vertical raises that, together with the blocks linked to each raise, def
Jan 1, 2014