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Rheological Characterisation Of Mineral Slurries Using Balanced Beam Tube Viscometry
By P. T. Slatter
The efficient and accurate design of pipe and pumping plant for non-Newtonian mineral slurries remains a problem. The objective of this paper is to present the development of the Balanced Beam Tube Vi
Jan 1, 1998
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Ounces Into Pounds - How Much Is An In Situ Ounce Of Platinum Worth?
By A. J. Van Der Merwe, J. F. Erasmus
One of the valuation approaches applied to Advanced Exploration Areas and Pre-Development Projects is the so-called ?in situ Mineralization Method? or the ?Yardstick Method?. This method is based on t
Jan 1, 2006
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Metal Accounting In The Platinum Industry: How Effective Is It? - Synopsis
The AMIRA Code of Practice and Guidelines for Metal Accounting was developed in response to demand from a number of sponsor companies, including one major platinum producer. Since its publication in 2
Jan 1, 2013
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Capping and Kriging Grades with Long-Tailed Distributions
By M. Maleki
Variogram analysis and kriging lack robustness in the presence of outliers and data with long-tailed distributions, which often arises when estimating grades in precious metal deposits. The capping te
Jan 1, 2014
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Semi-Controlled Seismogenic Experiments In South African Deep Gold Mines
By H. Ogasawara
To study the preparation process of an earthquake, we should get closer to the hypocentre. In co-operation with ISS International, we had an experimental field (~200 m x~200 m) without dykes and fault
Jan 1, 2002
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The Ultimate Screener - Introduction
By R. Dass
Paper written on project work carried out in partial fulfilment of B. Sc Eng (Extractive Metallurgy) degree Screening is an industrial process that splits material at a specific cut size into one f
Jan 1, 2004
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Extending The Upper Particle Size Limit For Coal Flotation
Novel flotation reagents were developed to improve the flotation of coarse particles. Laboratory tests conducted on an anthracite coal sample from Kyung-Dong Coal Company, Korea, showed that the reage
Jan 1, 2002
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Optimisation Of Specific Power Consumption In The Production Of Ferro Alloys Through Rationalisation Of Charge Distribution
By S. Ranganathan
Production of ferro-chromium in the submerged-arc furnace is highly energy-intensive. Several process rates have been attempted to reduce the specific energy consumption in the production of this allo
Jan 1, 2007
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Presidential Address: Coal - An Industry In Change
By M. H. Rogers
Coal has been at the forefront of mankind?s drive to improve his quality of life and also for sustainable development, from the Industrial Revolution onwards. The international coal industry today is
Jan 1, 1999
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The Impact Of Ore Characterization And Blending On Metallurgical Plant Performance
By N. R. Williams
Black Mountain, a polymetallic base metal mine located in the Northern Cape territory of South Africa has been blessed with high grade economic ore for many years. Now that the Broken Hill orebody is
Jan 1, 2001
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The Thermodynamic Activity Of MnO In Stainless Steel-Type Slags (f7a799eb-a033-464f-ab27-08cbca43c6bf)
By K. Ding
The thermodynamic activity of MnO was measured in MnO-CaO-MgO-SiO2 slags that are typically encountered in the production of manganese-containing stainless steels. A gas equilibration-quenching techni
Jan 1, 2005
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Presidential Address: The Uranium Story - An Update
By R. P. H. Willis
Uranium is back on the radar. Uranium has always been a controversial metal, from its role in the arms race to its claim to be the only viable alternative to fossil fuel. This paper will cover its pro
Jan 1, 2006
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Getting The Balance Right ? Some Practical Design Considerations For Solvent Extraction Circuits
By G. Laing
On scheduled commissioning and effective operation of a solvent extraction circuit relies on getting the design of both the core contact equipment and the peripheral plant right. Experience has shown
Jan 1, 2002
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Bioleaching Of Base Metal Sulphide Concentrates: A Comparison Of High And Low Temperature Bioleaching
By D. W. Dew
Billiton Process Research has carried out extensive research over the past four years to develop new process technology using bioleaching for extraction of copper and nickel from their sulphide concen
Jan 1, 2000
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Exploration Strategy And Application At Ashanti?s Obuasi Operations
By J. A. Cox
The Ashanti mine is located within the Lower Proterozoic Birimian of Ghana, and covers a concession of 474 square kilometres at its Obuasi operations which comprise large scale underground, surface an
Jan 1, 1999
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The Relationship Between The Abrasion Resistance And The Hardness Of WC-Co Alloys
By S. Luyckx
This paper reports hardness and abrasive wear resistance test results from a wide range of WC-Co alloys, varying in cobalt content as well as WC grain size. The results show that the abrasive wear res
Jan 1, 2004
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State of labour protection at coal mines analysis on the basis of economic risk
By S. G. Gendler
One of the ways of trauma and occupational diseases level reduction is noted to be the improvement of the labour protection measures planning. As an indicator for prospective trends determination in t
Jan 1, 2003
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An Investigation Into Introducing A New Support Element At Khomanani 2: Resin Bolts Or 1.5 M In-Stope Roofbolts ? Synopsis
By T. J. Kolokoto
This paper is based on a project conducted at Khomanani 2 shaft, Anglo American Platinum Limited. The main objective was to find an alternative support element in stopes to address the falls of ground
Jan 1, 2013
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Establishing The Feasibility Of Your Proposed Mining Venture
By S. Rupprecht
Project evaluations of mineral deposits are necessary for mineral rights, owners and investors alike. A feasibility study provides a definitive technical, environmental and commercial base and is the
Jan 1, 2004
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Introducing new Council members (8abfb381-4e73-40b7-9db7-58d2171c5e01)
Mr K.R. Beard was born on 19th December, 1958. He attended Marist Brothers College, Observatory, and Marist Brothers College, Linmeyer. He was awarded a bursary by SEIFSA (Steel and Engineering Indu
Jan 1, 1989