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Considerations Of Failure Mechanisms Associated With Rock Slope Instability And Consequences For Stability Analysis
The results of a series of physical model studies of the stability of jointed rock slopes carried out some years ago are described. These models were tested under centrifugal loading. Four ?geological
Jan 1, 2006
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The Production And Application Of Ferrosilicon In The Mining Industry
By P J. Grobler
The current commodity boom is depleting the ore bodies at a rate not seen in the past. As the existing ore bodies get depleted, only the more inferior bodies are left for exploitation. This places an
Jan 1, 2006
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The development and implementation of industrial hydrometallurgical gallium and germanium recovery - Synopsis
The Gordonsville Operation of Pasminco US Inc. along with the Center for Advanced Mineral and Metallurgical Processing (CAMP) at Montana Tech studied, developed and implemented a pilot-scale hydrometa
Jan 1, 2008
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The Use Of Low-Toxic Heavy Suspensions In Mineral Sands Evaluation And Zircon Fractionation
By Stafford McKnight, Larissa Koroznikova, Steve Hall, Cameron Klutke
This paper outlines a simple methodology for mineral characterisation, developed as part of the Australian Mineral Industry Research Association (AMIRA) managed research project P777 ?The Development
Jan 1, 2007
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The Influence Of Rockpass Excavation And Operation On The Structural Design Of Box Fronts
By S. Achilleoudes
This paper describes the various factors that contribute to the maximum design pressures acting on box fronts and how these factors influence the mass and economy of box front steelwork. The influence
Jan 1, 2005
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Pneumatic Injection Of Solids Into Pyrometallurgical Processes: Past, Present, And Future
By J. Kirsch
Keywords: Pyrometallurgy, pneumatic transport, pneumatic transport Dense-phase pneumatic injection has begun to replace more traditional furnace-feeding systems. The paper describes the technology
Jan 1, 2006
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Leaching And Recovery Of Platinum Group Metals From UG-2 Concentrates
Existing processes for the recovery of platinum group metals (PGM) from UG-2 ores place stringent requirements with regard to chromite content upon feed material to the plant. An alternative hydrometa
Jan 1, 2004
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Development And Test Of A Sociotechnical Model For Accident/Injury Occurrences In Underground Coalmines
By P. S. Paul
Mine accidents/injuries are complex and generally characterized by several factors, from technical to social characteristics. In this paper, a sociotechnical model for work injury in mines was develop
Jan 1, 2005
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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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The Application Of Facies Classification In Evaluating The Merensky Reef At Bafokeng Rasimone Platinum Mine, South Africa (fa106342-1594-4fcc-af86-a41634522b7a)
By M. D. Lionnet
The Bafokeng Rasimone Platinum Mine (BRPM) is a joint venture between Rustenburg Platinum Mines Limited and Royal Bafokeng Resources (Pty) Ltd (Bafokeng). The mining lease has been granted over Boschk
Jan 1, 2007
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Cyanide Control In The Metallurgical Process Of Gold Extraction In AngloGold (S.A.)
By B. J. Vorster
AngloGold South Africa region currently consists of twelve gold plants. These plants use a combined total of $20 million of cyanide per annum. Of this, the major portion (60%) is consumed at two Ergo
Jan 1, 2001
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An Agglomerate Scale Model For The Heap Bioleaching Of Chalcocite
By N. Ogbonna
A mathematical model for bioleaching at the agglomerate scale is developed. The agglomerate is defined as a unit volume of a heap which contains a solid phase (a size distribution of ore particles), a
Jan 1, 2006
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Accelerated Kimberlite Weathering - The Role Of Cation Type On The Settling Behaviour Of Fines
By E. T. Boshoff
Paper written on project work carried out in partial fulfilment of B. Eng. (Metallurgical Engineering) The weathering of kimberlite can be accelerated with cations in solution if swelling of the ki
Jan 1, 2005
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Geostatistical Estimation Of Mineral Resources With Soft Geological Boundaries: A Comparative Study
By J. M. Ortiz
Mineral resource evaluation requires defining geological domains that differentiate the types of mineralogy, alteration and lithology. Usual practice is to consider the domain boundaries as hard, i.e.
Jan 1, 2006
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The Use Of Neural Network Analysis Of Diagnostic Leaching Data In Gold Liberation Modelling
By K. R. P. Petersen
Paper written on project work carried out in partial fulfilment of M.Sc. Eng.(Metallurgical Engineering) degree The interrelationship between mineral liberation and leaching behaviour of a gold ore
Jan 1, 2003
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Block Size Selection And Its Impact On Open-Pit Design And Mine Planning
By R. M. Jara
This work evaluates and characterizes the impact of the support size and mining dilution of a block model in the operation and selection of equipment at an open pit mine. An exploratory analysis and g
Jan 1, 2006
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The Application Of Ausmelt Technology To Base Metal Smelting, Now And In The Future
By P. N. Vernon
Ausmelt top entry submerged lance technology offers a cost-effective means of carrying out a range of base metal smelting operations with minimum impact on the environment. The system is capable of
Jan 1, 1997
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Geotechnical Investigation Of Decline Shaft Portals
By R. A. Puchner
The location of a decline shaft portal can have far reaching implications if the geotechnical conditions are not suited for safe and cost effective excavation. Ideally the portal should be positioned
Jan 1, 2009
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Integration Of The Mining Plan In A Mining Automation System Using State-Of-The-Art Technology At De Beers Finsch Mine
By D. J. Burger
This paper will highlight the system components of a successful underground mining automation project recently launched at DeBeers Finsch Mine. It will also show that integration of short-term mine pl
Jan 1, 2006
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Tunnel Surface Support - Capacities Of Various Types Of Wire Mesh And Shotcrete Under Dynamic Loading
The paper deals with the results of dynamic tests carried out on a range of surface support liners consisting of combinations of mesh (various types), shotcrete, and wire rope lacing. The testing was
Jan 1, 2001