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Incline Caving As A Massive Mining Method
By D. D. Munro
Finsch Mine is a kimberlite diamond mine located at Lime Acres in the Northern Cape Province of South Africa. The mine was founded in 1961 and started surface mining in 1964. Underground production co
Jul 1, 2013
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Teetered Bed Separator And Its Effect On Navigation Plant Fines Qualities
By R Ratlou
Increased contamination due to sand in spiral feed has had a negative effect on the efficiency of spiral concentrators at Navigation Plant. The no. 1 seam at Kromdraai opencast, which was previousl
Jan 1, 2006
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Rheological Assessment Of Titanium MIM Feedstocks - Synopsis
By J. M. Benson
Titanium is an exciting structural material that can offer significant strength-to-weight advantages over currently used alloys. However, its Achilles? heel is its costly, energy-intensive production
Jan 1, 2011
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Improved understanding of high pressure pre-grouting effects for tunnels in jointed rock
By N. Barton, E. Quadros
This paper addresses the prediction of groutable joint apertures, grout penetration limitations, and possible grout take volumes per cubic metre of rock, as a result of 5 to 10 MPa pre-injection press
Jan 1, 2003
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The Estimation Of Platinum Flotation Grade From Froth Image Features By Using Artificial Neural Networks - Synopsis
By C. Marais
The use of machine vision in the monitoring and control of metallurgical plants has become a very attractive option in the last decade, especially since computing power has increased drastically in th
Jan 1, 2011
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Design And Development Of A Novel Thickener Feedwell Using Computational Fluid Dynamics - Synopsis
By T. V. Nguyen
The feedwell performance in gravity thickeners and clarifiers relies on the efficient mixing between solid particles and flocculant to achieve effective flocculation, as well as energy dissipation of
Jan 1, 2012
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Sulphur Bonding In Solidified Ladle Slags
By H. Preßlinger, H. Hiebler, K. Klepp, W. Posch, M. Mayr
It was investigated in which form sulphur is bonded in ladle slags. For this purpose, the mineralogical phases of the ladle slags were qualitatively and quantitatively evaluated by means of a micropro
Jan 1, 2004
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Seat Selection Guidelines To Reduce Whole-Body Vibration Exposure Levels In The SA Mining Industry
By J. Gunaselvam
This article deals with an investigation into the specification and use of appropriate seating systems to reduce whole-body vibration (WBV) exposure in typical vehicles used in the SA mining industry.
Jan 1, 2005
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Ground support strategies to control large deformations in mining excavations - Synopsis
Tunnelling under squeezing ground conditions poses significant challenges. There are fundamental differences in the choice of support for mining as opposed to civil engineering. This paper reviews gro
Jan 1, 2008
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Risk Indexing Tool for Mine Planning
By W. Abdellah
The purpose of this paper is to establish a qualitative method to estimate the risk level (e.g. rating and ranking) resulting from mining activity. Risk is the product of two factors: probability of f
Jan 1, 2014
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Enhancement of Profitability of Central African Copperbelt Operations using Direct Cobalt Electrowinning Process
By N. Mulaudzi, S. Archer
"Direct cobalt electrowinning was developed to produce unrefined cobalt metal as an alternative to producing a mixed hydroxide product (MHP), which is the common cobalt intermediate product in African
Jan 1, 2015
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Keynote Address: Industrial uses of slag—The use and re-use of iron and steelmaking slags
By R. Dippenaar
Traditionally, iron ore has been reduced with coke in a blast furnace and the hot-metal product of the blast furnace containing carbon, manganese, silicon, sulphur and phosphorous, was subsequently re
Jan 1, 2004
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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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Determining Settlement Rates and Surface Stability Using In Situ Density of Backfill as a Proxy for Displacement
By D. Fenn, A. du Kanda, D. Dukhan
"SynopsisGibb Consulting Services was contracted by Eskom Line Engineering Services to conduct an investigation to determine the absolute displacement to date and infer the current rate of displacemen
Jan 1, 2015
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Increasing The Capacity Of The Grinding Circuits Without Installing More Mills
By Godofredo F. Barrios
For years urethane screen surfaces have been used in a wide range of wet screening applications where openings from as fine as 100 microns and coarser have been used. The purpose of this paper i
Jan 1, 2007
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A design methodology for mechanised stoping with stable support pillars at depth in the Bushveld Complex
By D. A. Spencer, L. J. Gardner
In light of the apparent productivity benefits provided by mechanised stoping, Impala Platinum Limited commissioned a study to investigate its possible implementation for mining reserves located 1200
Jan 1, 2003
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Controlled chloride cracking of austenitic stainless steel tube samples - Synopsis
By M. S. Raseroka
An experimental rig has been constructed to produce chloride stress corrosion cracks in Type 304L stainless steel tube samples. The samples are to be used to test possible in situ repair methods in fu
Jan 1, 2009
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Solutions to common design and operating problems in spiral circuits
By R. Abela
In over ninety per cent of mineral sand plants, the most commonly used equipment is the spiral concentrator. The tonnage treated over typical spiral plants can range from as low as 200 ton per hour up
Jan 1, 2003
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Modelling and optimization of a rotary kiln direct reduction process (e79e28aa-8eb6-430d-8d63-682078aabe5e)
By H. P. Kritzinger, T. C. Kingsle
"Rotary kilns are used for a variety of mineral processing operations. Hatch makes use of a kiln model developed from first principles to evaluate designs for its clients. This tool has been applied t
Jan 1, 2015
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An Integrated Approach Of Waste Issues On Metalurgical Sites
By Gaspard Devos
1. A NEW CONTEXT FOR METAL INDUSTRY Producers and owners of industrial extractive sites are living hard times due to Environmental pressure and liabilities. This is valid whatever the region i
Jan 1, 2005