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Managing The Geotechnical Risk Associated With High And Low Walls At Anglo Coal?s Open Pit Mines. - Synopsis
By Gift Makusha, Dave Minney
Anglo Coal South Africa mines coal for both the domestic and export market using open cast and strip mining methods. To establish a mine, a process is set in place to gather ever increasing amounts
Jan 1, 2006
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Rough-Wall And Turbulent Transition Analyses For Bingham Plastics (ff09849d-d0b2-4db9-a912-4035370a09bb)
By A. D. Thomas
Some years ago, the authors developed an analysis of non-Newtonian pipe flow based on enhanced turbulent microscale and associated sublayer thickening. This analysis, which can be used for various rhe
Jan 1, 2007
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Interactions Of Two-Liquid CaO-MgO-FetO-P2O5 Slag With MgO Refractories
By T. Tamura
It is known that the CaO-FetO-P2O5slag system has a wide liquid miscibility gap at steelmaking temperatures and this two-liquid slag phase has many advantages such as high activities of both FetO and
Jan 1, 2004
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Assessment Of The Risk Of Plug Or Water Barrier Failure Due To Seismicity At South Deep Mine
As part of a comprehensive risk analysis which was carried out into the effectiveness of the water barrier between South Deep and Randfontein Estate mines, the potential threat posed by large seismic
Jan 1, 2006
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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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Organization Of Small Scale Mining Activities In Ghana
By H. Appiah
Small scale mining (SSM) has been going on for a long time in Ghana. SSM was legalized by the PNDC Law 218, 1989. Since then there have been numerous gains from the SSM industry. The SSM is organized
Jan 1, 1998
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1.2 McWha - Manufacture And Use Of Reference Materials
By Mike McWha
Drivers to increasing RM use ?Compliance issues ?Section 12 JSE Listing Rules ?Canadian NI 43-101 ?Sarbanes Oxley ?Shortage of African ore reference materials ?Poor perceptions about quality
Jan 1, 2005
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Experimental Model Study For Separation And Dissolution Of Liquid Inclusions At The Interface Between Steel And Slag
By M. Magnelöv, Du Sichen, U. Sjöström
An experimental study has been performed to investigate the behaviour and separation of inclusions at the interface between steel and slag. The study has been limited to liquid inclusions because they
Jan 1, 2004
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Composite Failure Mechanisms In Coal Measures? Rock Masses - Myths And Reality
By J. V. Simmons
Composite rock mass failures involve intact rock material as well as fracture and shear on existing defects. Experiences from open-cut coalmining in the Bowen Basin of central Queensland are that fail
Jan 1, 2006
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The Residue Waste Disposal Facility For Iscor?s Hillendale Project In KwaZulu-Natal
By J. R. G. Williamson
The Mining Division of Iscor, an integrated minerals and metals company, has recently completed a feasibility study for the establishment of a new heavy minerals mine and smelter in the Richards Bay a
Jan 1, 1997
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The Sasol Engineering Leadership Academy(Part of the Sasol Chair in Safety Health and Environment initiative in the Department of Mining Engineering, University of Pretoria)
By T. Kagogo, M. Neser, C. Knobbs, E. Gerryts
"Contrary to the way it is often portrayed, the average organization or company is far from being a cold, calculating machine. It is actually a highly emotive place where interaction with people is a
Jan 1, 2014
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The Sasol Engineering Leadership Academy
By C. Knobbs
Contrary to the way it is often portrayed, the average organization or company is far from being a cold, calculating machine. It is actually a highly emotive place where interaction with people is a f
Jan 1, 2014
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The Development Of A Standalone Computer Simulation Tool For The Optimization Of Gypsum Recovery At Afmine
By C. Maree
Paper written on project work carried out in partial fulfilment of B. Eng (Chem. Eng.) This paper describes the development and use of a process simulator to optimize gypsum recovery at Afmine, a s
Jan 1, 2005
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The New Copper Casting-Machine: Experiences At Ferroatlantica
By A. More, J. Bullón
Metal casting is one of the most important operations in ferroalloys factories. After the tapping of the furnace and the depuration of the metal, the preparation for customers with cooling, crushing a
Jan 1, 2004
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Flotation Of A Copper Sulphide Ore From Okiep Using Thiol Collectors And Their Mixtures
By G. Hangone
Paper written on project work carried out in partial fulfilment of MSc thesis This paper investigates the effects of thiol collectors: xanthates, dithiophosphates, dithiocarbamates and mixtures of
Jan 1, 2005
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Chemical And Physical Changes Of Cathode Carbon By Aluminium Electrolysis
By J. Hop, A. Støre, T. Foosnæs
The carbon cathode for aluminium electrolysis is also part of the container of the process. In order to understand the behaviour and possible failure of the cathode, detailed material properties under
Jan 1, 2004
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Risk In Project Preparation - ?Determining The Project Needs And The Effects On The Management Strategy?
By A. M. Clegg
In general, overall experience has shown that the approach to the appointment of a project manager is given much attention, but little specific attention is given first to the risk associated with the
Jan 1, 2005
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Pyrometallurgy At Mintek
By T. R. Curr, R. T. Jones
Keywords: Pyrometallurgy, Mintek, DC arc furnace, plasma, smelting, chromite, ilmenite, cobalt, slag, zinc fuming, dust, magnesium, laterite, ferronickel, arc modelling, Pyrosim, thermodynamics Th
Jan 1, 2006
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Activities Of Cu, Fe And Ni In Cu-Fe-Ni-S Mattes
By S. Sun
The equilibrium distribution of Cu, Fe and Ni between Cu-Ni-Fe mattes and Pt alloy was measured as functions of the sulphur partial pressure (pS2), oxygen partial pressure (pO2),temperature and Fe con
Jan 1, 2004
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Rapid Installation Of Support In A Partially Raise Bored Shaft Using Sky Jacks. ? Synopsis (80e0c6d7-bb8a-4f50-8633-f573ee75745a)
By D. Strachan
Installation of support in known poor ground intersections during reaming operations requires rapid access to stabilize the shaft wall and thus to prevent the loss of the shaft through scaling. This i
Jan 1, 2009