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  • SAIMM
    Effect Of Chrome Ore Quality On Ferrochrome Production Efficiency

    By M. H. Farjadi, J. Azari

    Cost analysis of chrome ore reduction is one of the important issues facing ferrochrome producers in today?s competitive environment. Much of this depends on quality and various ratios in the actual o

    Jan 1, 2004

  • SAIMM
    Processing low-grade coal to produce high-grade products

    By G. J. de Korte

    South Africa’s best-quality coal, located in the central Highveld basin, is becoming depleted and alternative sources of coal, such as the Waterberg coalfield, will have to be developed to supply the

    Jan 1, 2015

  • SAIMM
    A Review Of Optimal Planning Of Level And Raise Spacing In Inclined Narrow Reefs

    By C. Musingwini

    The subject of optimal planning of level and raise spacing for inclined narrow reef deposits has received intermittent attention over the years because the subject matter is inherently complex. Previo

    Jan 1, 2010

  • SAIMM
    A simple process control model for spiral concentrators - Synopsis

    By M. K. G. Vermaak

    Spiral concentration forms a crucial part of gravity separation circuits. The application of process models in the operation of gravity separation circuits offers significant benefits in recoveries an

    Jan 1, 2008

  • SAIMM
    Reconstruction time of a mine through reliability analysis and genetic algorithms - Synopsis

    By M. Kumral

    A mining system consists of many sub-systems such as drilling, blasting, loading, hauling, ventilation, hoisting and supporting. During mining operation, these sub-systems may experience various probl

    Jan 1, 2009

  • SAIMM
    Impact of silica on hydrometallurgical and mechanical properties of RIP grade resins for uranium recovery ? Synopsis

    By V. Yahorava

    Resin-in-pulp (RIP) technology has recently often been considered for the direct recovery of base metals and uranium from dense pulps. Implementation of RIP will eliminate the requirement for any soli

    Jan 1, 2009

  • SAIMM
    Hedging Gold Production: An Analysis Of Historical South African Gains And Losses

    South Africa remains the largest global producer of gold, accounting for 11.3 per cent of total world mine production, which amounted to 2520.2 t in 2005. The benefits and disadvantages associated wit

    Jan 1, 2007

  • SAIMM
    The application of Microsoft® Active Server Page technology in the mining environment as a management information tool

    By D. S. Richards

    Computers have revolutionized the collection of data on modern mines. Never before has it been possible to collect data from all aspects of the mining value chain at rates now common. With this has co

    Jan 1, 2003

  • SAIMM
    Metal Accounting In The Platinum Industry: How Effective Is It?

    The AMIRA Code of Practice and Guidelines for Metal Accounting was developed in response to demand from a number of sponsor companies, including one major platinum producer. Since its publication in

    Jan 1, 2012

  • SAIMM
    Principles of an image-based algorithm for the quantification of dependencies between particle selections in sampling studies - Synopsis

    By D. S. Dihalu

    A generalization of Gy?s model for the fundamental sampling error introduced the new ?parameter for the dependent selection of particles?, denoted as Cij. This allows for modeling deviations from the

    Jan 1, 2010

  • SAIMM
    A Symphony Of Collaboration Between Mining And Engineering

    By M. Andrews, B. J. Göhre, G. Strong, C. Terblanche

    Mechanized mining can be experienced as a symphony by substituting the instruments for the different machines that each perform their own function and thus have different sounds. The drill-rig is the

    Jan 1, 2006

  • SAIMM
    Relating High-Resolution Tilt Measurements To The Source Displacement Of An M2.2 Event Located At Mponeng Gold Mine

    By P. Share

    As part of JAGUARS (JApanese-German Underground Acoustic emission Research in South Africa), high-resolution tiltmeters were installed during 2007 at Mponeng gold mine, South Africa, in an attempt to

    Oct 1, 2013

  • SAIMM
    The Transition From Open Pit To Underground Mining: An Unusual Slope Failure Mechanism At Palabora

    By Hao Li, Allan Moss, Richard K. Brummer

    At the Palabora Mine, the transition to caving 400 m below the bottom of the 800 m deep pit resulted in a slope failure of the North wall that began in 2003, and is still mobile. This failure can be

    Jan 1, 2006

  • SAIMM
    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

  • SAIMM
    Estimating mine planning software utilization for decision-making strategies in the South African gold mining sector

    By T. Celik, B. Genc, C. Musingwini

    "This paper discusses a new methodology for defining and measuring mine planning software utilization in the South African gold mining sector within an evolving data-set framework. An initial data-set

    Jan 1, 2015

  • SAIMM
    Some Myths About DC Arc Furnaces

    By R. T. Jones

    Keywords: Pyrometallurgy, DC arc furnace, myths, history, hollow electrode, radiation, resistance, flicker, AC DC arc furnaces are widely used for steel scrap melting as well as for reductive smel

    Jan 1, 2011

  • SAIMM
    Gold - The Ultimate Metal

    By R. A. Plumbridge

    The Honourable Mr Molefe, Premier of the North- West Province; Or Scot-Russel, Chairman of the CMMI's XV Congress; Mr Loton, Chairman of the CMMI; distinguished guests, ladies and gentlemen. At

    Jan 1, 1994

  • SAIMM
    Geostatistical Applications in Petroleum Reservoir Modeling

    By R. Cao

    Geostatistics was initially developed in the mining sector, but has been extended to other geoscience applications, including forestry, environmental science, soil science, and petroleum science and e

    Jan 1, 2014

  • SAIMM
    Application Potential Of SMS DC Smelter Technology For The Pyrometallurgical Industry In South Africa

    By R. Degel

    Keywords: Pyrometallurgy, DC furnaces, electric smelter, FeCr, FeNi, FeMn, Si metal, ferro-alloys, platinum production, circular furnace, energy recovery system In 1906, the first submerged-arc fu

    Jan 1, 2011

  • SAIMM
    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