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  • SAIMM
    An Investigation Into Introducing A New Support Element At Khomanani 2: Resin Bolts Or 1.5 M In-Stope Roofbolts ? Synopsis

    By T. J. Kolokoto

    This paper is based on a project conducted at Khomanani 2 shaft, Anglo American Platinum Limited. The main objective was to find an alternative support element in stopes to address the falls of ground

    Jan 1, 2013

  • SAIMM
    A Phased Development Schedule For A Platinum Concentrator Utilizing A Dynamic Stockpile Model ? Synopsis

    By J. Labuschagne

    There are a number of factors that contribute to the profitability of a mine and its associated concentrator. Chief among these is the time taken from the first hoist of material from underground to t

    Jan 1, 2013

  • SAIMM
    Hybrid Energy Flotation?? On The Optimization Of Fine And Coarse Particle Kinetics In A Single Row - Synopsis

    By D. Govender

    Theoretical flotation models suggest that there is a positive relationship between bubble-particle collision rates and turbulent kinetic energy dissipation. Fine particle flotation performance is gene

    Jan 1, 2013

  • SAIMM
    Formation Of Silicon By Electro-Deoxidation, And Implications For Titanium Metal Production

    Electrochemical measurements are presented on electro-deoxidation of silica in molten calcium chloride at 900°C, with porous silica pellets as starting material. Measurements during pre-electrolysis (

    Jan 1, 2006

  • SAIMM
    Selective Leaching Of Phases Occurring In Charge Chrome

    By A. Wedepohl

    Selective leaching of phases in charge chrome is used in a variety of industrial processes for the production of chromium chemicals. A mineralogical study was made of a range of local charge chrome sa

    Jan 1, 2000

  • SAIMM
    Finite Element Modelling Of Electric Currents In Ac Submerged Arc Furnaces

    By I. Mc Dougall

    Finite element models were generated of two submerged arc furnaces of different geometries. A 48MW circular furnace and a 68MW 6-in-line rectangular furnace were studied. The electrodes, raw material,

    Jan 1, 2007

  • SAIMM
    Application Of A High-Intensity Cooling System To Dc-Arc Furnace Production Of Ferrocobalt At Chambishi

    By B. Salt, R. Sullivan, E. Roos, M. de Vries, K. McKenna, L. R. Nelson, M. J. N. Uys, P. Jacobs, E. Munnik, P. Lewarne

    A review is presented of the furnace cooling system design and operating developments since the initial furnace start up in January 2001 of the Chambishi DC-arc furnace to produce ferrocobalt alloy. T

    Jan 1, 2004

  • SAIMM
    How fine particles on haematite mineral ultimately define the mineral surface charge and the overall floatability behaviour - Synopsis

    By S. Montes

    Mineral floatability is strongly connected with mineral structure and composition. The complexity of mineral surfaces has meant that few attempts have been made to understand the effect of impurities

    Jan 1, 2007

  • SAIMM
    An algorithm for quantifying regionalized ore grades - Synopsis

    We present a novel hybrid algorithm for quantifying the ore grade variability that has central importance in ore reserve estimation. The proposed algorithm has three stages: (1) fuzzy clustering, (2)

    Jan 1, 2008

  • SAIMM
    Mould Powder Selection For Thin Slab Casting

    By J. A. Kromhout, J. Trouw, A. A. Kamperman, M. Kick

    Mould powders play an important role in the stability of the continuous casting process. The main functions of mould powders are to provide sufficient lubrication and to control the horizontal heat tr

    Jan 1, 2004

  • SAIMM
    The Performance And Properties Of Mould Fluxes

    By A. B. Fox, R. P. Thackray, K. C. Mills

    The role of mould fluxes in continuous casting is reviewed. The main functions of the flux are described and the importance of the flux in providing lubrication and the right level of heat transfer be

    Jan 1, 2004

  • SAIMM
    Observations Of Behaviour Of Oxide Inclusions At Molten Slag/Steel Interfaces

    By Y. Wang, S. Sridhar, B. Coletti, G. N. Shannon, S. Vantilt

    The final removal of inclusions in the ladle, tundish, and mold in a continuous casting process involves the kinetic steps of liquid film drainage, interface rupture, and absorption of the inclusion i

    Jan 1, 2004

  • SAIMM
    A Practical Approach To Plant-Scale Flotation Optimization - Synopsis

    Decision-making regarding plant-scale reagent dosage regimes and air rates is a topic of ongoing investigation and high importance. The current work explains some techniques that have proven useful in

    Jan 1, 2013

  • SAIMM
    Modelling viscosity of TiOx containing silicate melts

    Experimental studies on viscosity of titanium bearing slags have been reviewed and the assessed data were used in extending the capability of the structurally related viscosity model for silicate melt

    Jan 1, 2004

  • SAIMM
    Reduction Of Chromium Oxide In Stainless Steel Slags

    By N. Sano

    The chromium oxide in stainless steel slags usually exists as Cr2O3. However, there is a possibility that it is oxidized to hazardous CrO3 after disposal or during use. Therefore, some technical devel

    Jan 1, 2004

  • SAIMM
    Ground behavior investigation during roof fall in a roadway

    By V. V. Nazimko, A. I. Hohotva, S. N. Alexandrov, V. P. Sazhnev, V. S. Zaharov

    Ground behaviour in the vicinity of a roadway has been investigated using a physical model and in situ tests during a roof fall. It was discovered that behaviour of the ground is governed by irreversi

    Jan 1, 2003

  • SAIMM
    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

  • SAIMM
    Modelling Physico-Chemical Properties Of Melts And Kinetics Of Coal-Slag Reactions

    By D. Xie, S. Sun

    An overview of recent development of CSIRO?s Multi-Phase reaction models will be presented with examples comparing the calculated physico-chemical properties of metallurgical slags with the existing e

    Jan 1, 2004

  • SAIMM
    Bateman Mega DMS Modules- Successes And Challenges - Introduction

    By N September, R Abate

    Bateman Modular (previously Van Eck and Lurie) has been building and supplying the mining industry with modular DMS plants for the last 30 years. These DMS modules range in capacity from 1 tph to 200

    Jan 1, 2006

  • SAIMM
    Modelling Of Al, Si, Mn And Ti Partition Between Slag And Fe-Ni Alloys

    By S. Witzke, J. Lehmann, H. Gaye

    The modelling work presented here concerns Ni-bearing steels produced by Imphy Ugine Précision. In such grades, the contents of elements such as silicon or titanium must be precisely controlled by sla

    Jan 1, 2004