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Characterization Of The Coal Resources Of South Africa
By L. S. Jeffrey
Estimates for South Africa?s coal recoverable reserves made in 1999range from nine to 59 billion tons; latest estimates by the Minerals Bureau suggest that 33 billion tons is a more likely figure. As
Jan 1, 2005
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Ore Size Does Affect Direct Reduction Of Titaniferous Magnetite
By M. M. Manamela
Paper written on project work carried out at the University of Pretoria in partial fulfilment of the requirements of the B Tech degree at the Tshwane University of Technology This work tested wheth
Jan 1, 2005
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Applications Of Fibre-Reinforced Shotcrete (Fibrecrete) Support In Drifts At Nchanga Underground Mine.
By Simon Mundike, Muwindwa Lipalile
A scraper based block cave method has been successfully applied to extract the Lower Ore Body at Nchanga since the 1950?s. Since inception, scraper drifts and service ways have been supported using st
Jan 1, 2005
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2.3 Barnard - From Dust To Dust??
By P. Rice, A. Photolo, A. C. Barnard
Introduction -Sampling Tool Project (STP) -History -Results to date -Costs -Questions
Jan 1, 2005
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7.5 Thermo Gamma - An Innovative & Practical Approach To Sampling Of Slurries For Metallurgical Accounting
By Thermo Electron, Tim Sennett
Summary ?SamStat Development ?SamStat Description ?Accuracy ?Availability ?Cost of ownership ?Capital ?Installation ?Operating/Maintenance ?Case Studies ?Modikwa ?Combined concentrate
Jan 1, 2005
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Incorporating BEE Into The New Mineral Law Framework For The South African Mining Industry
By S. V. Rungan
Since 1994, South Africa has been the subject of international attention, especially in regard to its transformation initiatives, which aim to redress the post-apartheid imbalances. Mining, as a major
Jan 1, 2005
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3-D Numerical Modelling Of Stresses Around A Longwall Panel With Top Coal Caving
By N. E. Yasitli
There is a considerable amount of lignite reserve in the form of thick seams in Turkey. It is rather complicated to predict the characteristics of strata response to mining operation in thick seams. H
Jan 1, 2005
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Development Of A Novel Three-Step Sx Process To Recover Copper From An Acidic Solution
By Baruch Grinbaum, Edwin Bwalya, Robert Minango, Deogratias Bukunkwe
Solvent extraction of Cu from acidic leach, using an oxime extractant, e.g. LIX 984 or Acorga is a well known and established process. As the process advances, Cu is extracted to the solvent and
Jan 1, 2005
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Outokumpu Sx Ew Technology Package
By George J. Karcas, Raimo Kuusisto, Pertti Pekkala
Ongoing Outokumpu development in Solvent Extraction and Electrowinning Technology, involving all aspects of process chemistry, equipment and control, extends over a period of close to 30 years. The de
Jan 1, 2005
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Design And Support Of Rockpasses At Ultra-Deep Levels
By F. M. C. C. Vieira
The DEEPMINE Research Programme sought to develop the technology and competence to mine gold safely and profitably at depths of 3 to 5 km. Among the many issues addressed was the stability and support
Jan 1, 2005
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Rockpasses: A Guide To Excavation Methodology
By U. Sachse
This paper explores a systematic approach for mining decision-makers to use when faced with choosing which method to use for a specific rockpass length. The different excavation methods available in t
Jan 1, 2005
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Mining Grade And Sampling Theory - The Logical Way To Evaluate Ore Reserves
By P. I. Page
In mineral exploration the place that yields the first significant result is marked and two questions are posed immediately. Where should the next sample be drawn and how big should it be? At present
Jan 1, 2005
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Geotechnical Considerations In The Design Of The MOCB Mining Method At Konkola No.3 Shaft.
By M Lipalile, A B. Tunono, A W. Naismith
Konkola No 3 shaft experienced severe mining induced stress and time related deterioration in ground conditions in an area where an over-cut and bench (OCB) mining method was used to extract a shallow
Jan 1, 2005
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The Relationship Between The Client, Clients Project Team And The EPCM Project Team
By C. A. F. Sweet
The inter-relationship between these parties and the effect on the outcome of the project is often grossly underestimated. There are numerous success stories where the parties have worked as com
Jan 1, 2005
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7.1 Spangenberg - Sampling Standards In Anglogold Ashanti Gold Mines In Sa
By Conné Spangenberg
Contents ?Introduction ?Metal accounting environment ?Problem statement ?Investigations & Achievements ?Metal Accounting ?Principles ?Standards ?Audits ?Questions
Jan 1, 2005
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Sulphur From Smelter Gases And Sulphate-Rich Effluents (447c1963-4549-4273-ab9d-d556c7518bc3)
In extracting base metals from orebodies, sulphide as well as oxide, the main environmental concern is sulphur, whether in the form of sulphurous gases or sulphate in liquid form. Generally sulphur is
Jan 1, 2005
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A Technical And Operational Audit Of The First Ten Years Of The Teniente Converter Operations At Nkana Smelter
By M. Syamujulu
In 1994, Nkana smelter commissioned a multimillion US Dollar Chilean Teniente converter (CT) in its operations in order to improve its smelting technological base. The main objective was to reduce the
Jan 1, 2005
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Fundamental Analysis Of The Interaction Between Overburden Behaviour And Snook Stability In Coalmines
By J. N. Van der Merwe
In the process of pillar extraction, pillars are seldom if ever extracted completely. The pillar remnants, or snooks, play an important role in the extraction process. At the working face, they need t
Jan 1, 2005
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2.1 van der Linde - Determination Of Correct Sample Size And Preperation Method
By G. P. L. van der Linde
EVERY OREBODY IS UNIQUE [ ] GEOLOGY AND MINERALIZATION DIFFERENT [ ]
Jan 1, 2005
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Reducing Accidents In The Mining Industry - An Integrated Approach
By J. C. Jansen
The platinum mining industry has experienced a significant increase in fatal accidents. Mine accidents are in principle preventable, and there is enormous pressure on employers to reverse this trend.
Jan 1, 2005