Search Documents

Search Again

Search Again

Refine Search

Publication Date
Clear

Refine Search

Publication Date
Clear
Organization
Organization
  • SAIMM
    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

  • SAIMM
    Numerical Modelling Of The Yielding Of A Stabilizing Pillar/Foundation System And A New Design Consideration For Stabilizing Pillar Foundations

    Following a short review of selected literature, a back analysis of stress measurements of stress regeneration in a closed mini-longwall is shown. The agreement is good, lending confidence to the para

    Jan 1, 1998

  • SAIMM
    Analysis Of Surface Modification On Coal Pyrite

    By H. Zhu

    Coal desulphurization by flotation is often difficult due to the surface oxidation of coal pyrite. Scanning electron microscope (SEM) and X-ray diffraction (XRD) were adopted to obtain detailed inform

    Jan 1, 2002

  • SAIMM
    The Use Of Surface Analytical Techniques To Characterize Steel Surfaces For Organic Coatings

    By TvS. von Moltke

    Steel is a highly versatile material due to its low cost and good mechanical properties, but typically needs some or other form of corrosion protection due to its tendency to corrode when exposed to a

    Jan 1, 2003

  • SAIMM
    Considerations For The Resource Nationalism Debate: A Plausible Way Forward For Mining Taxation In South Africa ? Synopsis

    By F. T. Cawood

    This article is a continuation of a series of publications by the authors on the international debate on resource nationalism, with specific reference to South Africa. Previous outcomes have shown tha

    Jan 1, 2013

  • SAIMM
    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

  • SAIMM
    Interaction Of Mgo-Mgr2o4(R: Al, Cr, Fe) Refractories With SO2-Containing Gases

    By N. Z. Fotoyi

    Keywords: MgO-MgR2O3 refractory, SO2-containing gases, chemical attack The reaction mechanisms occurring when MgO-MgR2O3 refractories are exposed to SO2-containing gas atmospheres were examined. T

    Jan 1, 2011

  • SAIMM
    Characterization Of Inorganic Material In Secunda Coal And The Effect Of Washing On Coal Properties

    By J. C. van Dyk

    The objectives of this study were firstly to characterize and quantify the inorganic material in the Secunda gasification feedstock. Secondly, the effect of washing on coal properties and sulphur cont

    Jan 1, 2005

  • SAIMM
    Quantitative Rockburst Hazard Assessment At Elandsrand Gold Mine

    By F. Essrich

    A quantitative rockburst hazard assessment procedure was introduced on Elandsrand Gold Mine at the end of 1994. It is currently used to evaluate the seismicity-related risk in production areas on the

    Jan 1, 1997

  • SAIMM
    Improved Understanding Of Explosive?Rock Interactions Using The Hybrid Stress Blasting Model ? Synopsis

    Since 2001, the Hybrid Stress Blast Model (HSBM) project members have developed a software suite to model the complete blasting process from non-ideal detonation to muck pile formation. To preserve th

    Jan 1, 2012

  • SAIMM
    Location Of Seismic Events At Kusasalethu Mine Using A Layered Velocity Model

    By D. B. Rebuli

    Seismic networks in deep gold mines of South Africa are often planar owing to the tabular geometry of the orebody and, therefore, the mining infrastructure. Consequently, seismic event locations are p

    Jun 1, 2013

  • SAIMM
    Microstructure Changes Of Chromite Reduced With Co Gas

    By R. Boom, L. Holappa

    In the present paper, microstructure changes of solid-state reduction of industrial chromite pellets and lumpy ore were investigated with SEM/EPMA. To simulate the reactions in the packed bed zone of

    Jan 1, 2007

  • SAIMM
    Rock Strength and Geometallurgical Modelling, Mogalakwena Mine

    By J. P. Germiquet

    "Rock properties have a material impact on mining processes, including drilling performance. An investigation using point loaded index (PLI) data converted to uniaxial compressive strength (UCS) has r

    Jan 1, 2016

  • SAIMM
    Design And Implementation Of A Multimodal Transportation Cost Analysis Model For Domestic Lignite Supply In Turkey ? Synopsis

    By E. Demir

    Transportation cost is the dominant cost and accounts for almost half of the total mining cost in surface mining. Therefore, determining transportation cost is critically important for the economic fe

    Jan 1, 2012

  • SAIMM
    Can Buffer Stores Improve Productivity? ? Synopsis

    By R. C. D. Phillis

    The management of critical resource inventories is an important productivity lever and a significant risk factor?risk in the sense that poor resource availability lends itself to disempowerment of wor

    Jan 1, 2011

  • SAIMM
    Uncertainty Determination in Rock Mass Classification When Using FRMR Software

    By M. Rafie, M. Rinne, F. Samimi Namin

    "SynopsisRock mass classification systems constitute an integral part of empirical underground excavation design. One system that is commonly used to classify rock mass is the Rock Mass Rating, or RMR

    Jan 1, 2015

  • SAIMM
    Separation Performance Of Raw Coal From South Africa Using The Dense Gas-Solid Fluidized Bed Beneficiation Technique

    By J. He

    The separation performance of a raw coal sample from South Africa based on the dense gas-solid fluidized bed beneficiation technique was investigated. Analysis showed that the raw coal sample distribu

    Jul 1, 2013

  • SAIMM
    A finite difference model of the iron ore sinter process

    By J. C. Vreugdenburg, B. A. Dippenaar, J. Muller, T. L. de Vries

    Iron ore fines are agglomerated to produce sinter, which is an important feed material for blast furnaces worldwide. A model of the iron ore sintering process has been developed with the objective of

    Jan 1, 2015

  • SAIMM
    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

  • SAIMM
    Blast optimization at Kriel Colliery - Synopsis

    By A. M. Neale

    Kriel Colliery has experienced some sub-standard blast results on the overburden. Blast results are considered poor when the fragmentation is too big, back break into the new highwall, capping is expe

    Jan 1, 2010