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Monte Carlo Simulation Of Pt-Al Thin Film Diffusion - Synopsis
By R. A. Harris
In this study Pt-Al thin films were prepared via electron beam physical vapour deposition (EB-PVD) with an atomic concentration ratio of Pt25:Al75. These films were heat treated at temperatures rangin
Jan 1, 2011
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Centre for research of fires and ventilation in tunnels ‘San Pedro de Anes’
By J. L. Fuentes-Cantillana, J. B. Solar Menéndez, A. O. Cámara
The Principality of Asturias is a region situated in Northern Spain with two centuries of tradition in underground coal mining. In addition, its uneven relief has obliged the construction of a great n
Jan 1, 2003
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Metallurgical Accounting In The Northparkes Concentrator - A Case Study (00982089-f990-4df9-a84d-f2282567e0f0)
By W. M. Jansen
In many mineral processing operations, the reported production figures for an accounting period may not make the best use of available data. While most of the mathematical approaches, such as check-in
Jan 1, 2007
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Exploration Of A Mature Copper Mining License - A Copperbelt Case History - Introduction
By T. P. Williams, M. B. Rydzewski, B. Corner
Konkola Copper Mines (KCM) plc is an integrated copper producer operating on the Copperbelt in Zambia. KCM has numerous mining operations located in the towns of Chililabombwe (Konkola Mine), Chingol
Jan 1, 2005
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Investigating continuous time open pit dynamics - Synopsis
Current mine production planning, scheduling, and allocation of resources are based on mathematical programming models. In practice, the optimized solution cannot be attained without examining all pos
Jan 1, 2008
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The Complementary Aspects of Ion-Exchange Resins and Solvent Extraction in Copper Recovery Processes
By A. Tsekov, Stefan Neufeind, T. Angelov, G. Savov
"A complementary ion exchange/solvent extraction process for the recovery of copper from low-grade ores developed by Iontech Engineering Ltd. is described. It has successfully been implemented on a fu
Jan 1, 2015
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Wind Blasts In Longwall Panels In Underground Coalmines
By P. Sharma
Longwall panels facing wind blasts have been investigated at both Newstan and Moonee Collieries in the Newcastle Coalfield under the Wind Blast Project of the School of Mining Engineering, The Univers
Jan 1, 2004
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Construction Of A Concrete Plug In South Deep?s Main Shaft To Seal Off A Major Water Intersection
By M. F. Wells
The method used to salvage South Deep?s Main Shaft after it was flooded by an inrush of water at about 450 m below collar on 1 May1996 is described. The individual techniques employed in the salvage w
Jan 1, 1999
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Furnace Upgrade With Hatch Technology At Pt Antam FeNi-II IN Pomalaa, Indonesia
By I. Jauhari, F. Stober, D. Fowler, B. O. Wasmund, T. Miraza, C. Nichols, A. Taofik Hidyat, K. Said
The existing PT Aneka Tambang (Antam) ferronickel smelter located at Pomalaa, Indonesia consists of two RKEF lines with reduction furnaces nominally rated at 17 MW and 18 MW, respectively. The low pow
Jan 1, 2007
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Ferrochrome Smelting And Smelting Capacity Investment In Zimbabwe
By J. Chirasha
Keywords: Pyrometallurgy, ferrochrome, smelting, investment, Zimbabwe Four smelting plants currently make up the ferrochrome smelting capacity in Zimbabwe. Zimbabwe Alloys and Zimasco represent m
Jan 1, 2011
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Development Of A New Operator Visibility Assessment Technique For Mobile Equipment
By I. Bhattacherya
Over the last three decades, the mining industry has been moving towards underground mechanized mining methods and the number of load haul dump (LHD) vehicles utilized has increased. The growth of mec
Jan 1, 2006
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Gasification of low-rank coal in the High-Temperature Winkler (HTW) process
By D. Toporov, R. Abraham
"Gasification is a process of thermal conversion of solid carbonaceous materials into a gaseous fuel called syngas. Coal gasification is an efficient technology for a range of systems for producing lo
Jan 1, 2015
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Extending The Upper Particle Size Limit For Coal Flotation
Novel flotation reagents were developed to improve the flotation of coarse particles. Laboratory tests conducted on an anthracite coal sample from Kyung-Dong Coal Company, Korea, showed that the reage
Jan 1, 2002
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Low-Cement Chrome-Oxide-Free Castable For Use In Ironmaking Rotary Kilns
By D. Tsweleng
In the Evraz Highveld production process, iron ore is prereduced in rotary kilns prior to charging into submerged arc furnaces (SAFs). Owing to the highly aggressive slags that are formed within the c
Aug 1, 2013
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Simulation In Mineral Processing History, Present Status And Possibilities
By A. J. Lynch
Mineral processing models have been discussed for many years but it was not until digital computers became available about 1960 that serious attempts at circuit simulation could be carried out. Even t
Jan 1, 1999
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In-Service Monitoring Of Water Barrier Project At South Deep Gold Mine
By L. J. Olivier
The possible closure and subsequent flooding of South Deep Gold Mine?s (SD) neighbouring Randfontein Estates Limited No. 4 Shaft (REL 4) necessitated the construction of five concrete plugs in the con
Jan 1, 2006
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The Influence Of Sr2+ On The Formation Of Calcareous Deposits On Freely Corroding Low Carbon Steel In Seawater
The corrosion behaviour of a low carbon steel was investigated in synthetic seawaters with and without Sr2+. It was found that strontium substitutes for calcium in aragonite, rather than precipitating
Jan 1, 2007
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Refining Testwork On Crude Magnesium Produced In The Mintek Thermal Magnesium Process
By M. Abdellatif
Keywords: Magnesium, pyrometallurgy, Mintek Samples of crude magnesium produced by the Mintek Thermal Magnesium Process were refined in two stages. The first stage consisted of co-melting of batc
Jan 1, 2006
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Reply To F. Essrich ?Quantitative Rockburst Hazard Assessment At Elandsrand Gold Mine? - In The Journal Of SAIMM, Vol. 97. No. 7. Pp. 319?324
By J. F. Curtis
In the synopsis, the author concludes that ?high levels of seismicity do not coincide with high rockburst rates?. Implicit to an appreciation of this statement is the necessity of a common understand
Jan 1, 1999
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Evaluation of the Spatial Variation of Bvalue
The estimation of the spatial variation of the b-value of the Gutenberg- Richter relationship is important for both the general interpretation of the mechanism of rock mass response and seismic hazard
Jan 1, 2014