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Development of an Atmospheric Datamanagement System for Underground Coal Mines
With increasing demand for real-time monitoring of mine parameters, the requirement for appropriate data management in many mining applications is also increasing. This includes atmospheric monitoring
Jan 1, 2014
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Metallurgical Factors That Affect The Strand Width During Continuous Casting Of DIN 1.4003 Stainless Steel
By C. Siyasiya
One of the problems that is occasionally encountered during the continuous casting of DIN 1.4003 stainless steel (hereafter referred to as 1.4003) is the side bulging effect, a problem that is general
Jan 1, 2005
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Checks and Measures of Performance for Kriging Estimates
By J. L. Deutsch
Block model estimates are commonly calculated by the well-established technique of kriging. The mathematics are well established, but implementation details require site-specific considerations. Check
Jan 1, 2014
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Innovative Hydrogen Production By Reaction Integrated Novel Gasification Process (HyPr-RING)
By S. Lin
A new hydrogen production process, named the HyPr-RING, has been proposed. Fundamental concept of the HyPr-RING is integration of water carbon reaction, water-gas shift reaction and CO2 absorbing rea
Jan 1, 2001
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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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Key Performance Indicators ? A Tool to Assess ICT Applications in Underground Coal Mines
By C. Dauber
Implementing new technologies in industrial operations entails the challenge of measuring the improvements gained by the applied technology. Nevertheless, it is absolutely essential to assess the tech
Jan 1, 2014
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Common-Sense Improvements To Electric Smelting At Impala Platinum (J o u r n a l P a p e r)
By V. Coetzee
In 1992, a paper was compiled highlighting a common-sense approach to electric smelting at Impala Platinum. Since then, the smelter complex has undergone considerable changes. Mineral economics, UG2 e
Jan 1, 2006
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Predicting The Stability Of Rockpasses From The Geological Structure
Instability in rockpasses at deep levels often initiates as a result of stress induced fracturing of the rock on the walls of the pass. This may then progress to a stage at which the geological struct
Jan 1, 2005
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Sampling Of Run-Of-Mine Mill Feed - A Practical Approach
By K. I. Afewu
A modified approach to the implementation of Gy?s sampling theory is discussed and used to design a procedure for sampling crushed gold ore feed to metallurgical process plants. The approach involves
Jan 1, 1998
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Presidential Address: Zinc - Man?s Best Friend?
By W. H. Van Niekerk
The metal zinc has been around since only about 1400 AD. This may sound like a long time, but when compared to fellow base metals copper and lead, which were discovered in 5000 and 4000 BC respectivel
Jan 1, 2005
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Mine Disaster and Mine Rescue Training Courses in Modern Academic Mining Engineering Programmes
The mining industry worldwide is currently facing a significant restructuring process. In most underground mines, widespread mechanization of the mining processes increases production while reducing s
Jan 1, 2014
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Mine disaster and mine rescue training courses in modern academic mining engineering programmes (70cf64eb-7ce2-4e61-b78d-364fa22d3992)
By N. Henderson, J. Weyer, J. F. Brune
"The mining industry worldwide is currently facing a significant restructuring process. In most underground mines, widespread mechanization of the mining processes increases production while reducing
Jan 1, 2014
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Comminution Research At The University Of Cape Town
Comminution is a vital part of minerals extraction, and therefore of the South African economy. The high cost and throughput-limiting nature of comminution forms a strong motivation for research direc
Jan 1, 1998
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Support stability mechanism in a coal face with large angles in both strike and dip
By X. Q. Cao, D. S. Zhang, L. Q. Ma
To solve the support stability control problem for a coal face with large angles along both strike and dip (CLSD), the ’support-surrounding rock’ mechanical model has been developed, which takes into
Jan 1, 2015
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Electric Arc On A Coke Bed In A Submerged Arc Furnace
By J. A. Bakken, T. Magnusson, G. Sævarsdottir
This paper describes measurements of current and voltage done on submerged arc furnaces. The aim is to focus on and attempt to separate from one another the electric arc current and the current bypass
Jan 1, 2007
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The Application Of Multi-Parametric Block Models To The Mining Process (63e50f28-b646-4a6d-8d50-bd8beecc9a2a)
The development of 3D multi-parametric models facilitate the provision of resource information well in advance of the mining face. Using the model, one can evaluate mining areas not only for grade and
Jan 1, 2007
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A Mathematical Model Of Laser Surface Heat-Cooling Treatment For Medium Carbon Steel - Synopsis
By I. Fedotov
One of the most effective methods of metal surface heat treatment is through laser hardening. In most cases, laser parameters are determined experimentally, which is expensive and time-consuming. A ma
Jan 1, 2011
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Impala Platinum Smelter, Rustenburg - An Integrated Smelter Off-Gas Treatment Solution
By G. Westcott
Impala Platinum, the second largest platinum producer in the world, is embarking on a major expansion strategy to increase its platinum output from 1.95 moz to 2.8 moz by the year 2008. The smelter co
Jan 1, 2007
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Integrated comminution and flotation neurocontrol using evolutionary reinforcement learning
By A. v. E. Conradie, I. Nieuwoudt
Comminution and flotation circuits are frequently perturbed by disturbances, such as feed particle size variations, ore hardness and varying mineral liberation, which can have a significant impact on
Jan 1, 2003
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Environmental Assessment Of Base Metal Processing: A Nickel Refining Case Study
By P. Forbes
Mining and metallurgical processing companies that have adopted the principles of good environmental management often find it difficult to carry out an environmental assessment that yields meaningful
Jan 1, 2000