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  • SAIMM
    An Investigation Into Aspects Of Liquid Phase Reduction Of Maganese And Silica Containing Slag

    By S. E. Olsen, M. Tangstad, G. Tranell, K. Berg, S. Gaal

    In this study, the reduction behaviours of MnO and SiO2containing slags by solid carbonaceous materials was investigated in both small and larger-scale laboratory experiments. Five types of carbonaceo

    Jan 1, 2004

  • SAIMM
    DC Arc Smelting Of Difficult PGM-Containing Feed Materials

    By I. J. Kotzé, R. T. Jones

    Conventional PGM matte smelting requires the presence of a certain quantity of base metal sulphides in order to collect the platinum group metals in a molten sulphidic matte phase in the furnace. Furt

    Jan 1, 2004

  • SAIMM
    Thermodynamics of the MnO-containing slags and equilibrium relations associated with Mn ferroalloy productions

    By S. E. Olsen, K. Tang

    Slag-metal and slag-metal-gas heterogeneous equilibria involving MnO-containing slags have been simulated using recently developed Mn-based alloy and IRSID oxide thermochemical databases. A large numb

    Jan 1, 2004

  • SAIMM
    Design of lining system for a pressure tunnel on the base of interaction between rock and lining

    By A. Kazemi, M. A. Ahmadi

    Pressure tunnels are constructed nurously in related with powerhouse. In some cases, according to high internal water pressure, rock mass around tunnel can seldom suffer this pressure. So installation

    Jan 1, 2003

  • SAIMM
    Influence Of Temperature And Particle Size On Reduction Of Chromite Ore

    By Dolly Chakraborty, S. Ranganathan, S. N. Sinha

    Experiments were conducted to study the influence of temperature, particle size and ore/coke ratio on the kinetics of reduction. The rate of reduction increased with temperature. The reduction of iron

    Jan 1, 2007

  • SAIMM
    Mining induced stress estimation for pillar extraction at shallow cover

    By A. K. Singh, R. Singh, P. K. Mandal

    On the basis of in situ study of pillar loading at different sites, an attempt is made in this paper to visualize the development of mining induced stress under varying geo-mining conditions. Field st

    Jan 1, 2003

  • SAIMM
    Solving of determinate mining—Economic models by the method of Monte Carlo

    By I. V. Lunkin, E. B. Rakishev, B. R. Rakishev

    In mining the method of statistical tests is used by solving of problems, exposing to influence of random factors. Such problems are: rational selection of equipment set; co-ordination in time of diff

    Jan 1, 2003

  • SAIMM
    Small scale laboratory experiments of boulders bouncing on granular slopes

    By V. Labiouse, B. Heidenreich

    The rebound phenomenon, which occurs during rockfalls when a rock block impacts with a slope surface, is influenced by several parameters related not only to the slope material but also to the block a

    Jan 1, 2003

  • SAIMM
    Excavation simulation for information-oriented construction of large powerhouse caverns at depth

    By J. Xiao, Y. Jiang, Y. Tanabashi, Z. Song

    Modelling the effect of blasting-caused damage, anisotropy of rock masses and excavation sequence on deformational behaviour and stability of large-scale underground caverns is important in the design

    Jan 1, 2003

  • SAIMM
    The REP experiment at the Bure underground research laboratory: objectives, programme and design

    By A. Thoraval, K. B. Slimane, O. Ozanam

    The REP experiment is part of the research programme conducted by Andra to investigate the possibility of reversible radwaste disposal in a Jurassic (Callovo-Oxfordian) argillite formation at the Meus

    Jan 1, 2003

  • SAIMM
    A Review Of The Design Criteria And Practical Aspects Of Developing A Successful Pre-Split.

    By Simon St J Tose

    The objective of this paper and presentation is to review the different criteria and methodology used by AEL and other organisations to create a pre-split design which delivers a stable highwall for t

    Jan 1, 2006

  • SAIMM
    Kinetics Of Reduction Of Different Manganese Ores

    By Manoj Kumar, S. Ranganathan, S. N. Sinha

    The reducibility of three different manganese ores with coke was studied. The three ores were reduced to different extents under the same experimental conditions. The investigations showed that in the

    Jan 1, 2007

  • SAIMM
    Skorpion Zinc: Optimisation And Innovation

    The Skorpion process comprises three processing steps, atmospheric leaching in sulphuric acid, zinc solvent extraction and electrowinning to produce special high grade zinc. The major mode of impurity

    Jan 1, 2007

  • SAIMM
    The Influence Of Mill Speed And Pulp Density On The Grinding Efficiency For Secondary Stage Grinding

    By J. Lux, B. Clermont

    Magotteaux, with the co-operation of Anglo Platinum, has erected a fully instrumented pilot plant at Frank concentrator, which is being used to study the influence of a variety of grinding parameters.

    Jan 1, 2004

  • SAIMM
    Use of magnetic anistropy sensor for measurement of stresses on steel support and its potential

    By H. Sekimoto, T. Matsuoka, K. Yasuhara, M. Ota, S. Akutagawa

    A magnetic anisotropy sensor is used for nondestructive measurement of stress on surfaces of a ferromagnetic material, such as steel. The sensor is built on the principle of the magneto-strictive effe

    Jan 1, 2003

  • SAIMM
    Electrochemical Studies Of The Interaction Of Ethyl Xanthate With Pd-Bi-Te

    By J. A. Venter, M. K. G. Vermaak

    There are practical indications that flotation recovery of palladium bismuth tellurides is poor. This work tested whether this can be caused by a lack of interaction of the collector with the tellurid

    Jan 1, 2004

  • SAIMM
    Characterisation of cellular lightweight concrete and timber stope supports

    By P. N. Erasmus, M. Heyns, M. J. Pretorius

    The characteristic of stope supports plays a vital role in the design of the supports. This paper deals with the characterisation of both cellular lightweight concrete and timber supports since both

    Jan 1, 2003

  • SAIMM
    Establishing The Feasibility Of Your Proposed Mining Venture

    By S. Rupprecht

    Project evaluations of mineral deposits are necessary for mineral rights, owners and investors alike. A feasibility study provides a definitive technical, environmental and commercial base and is the

    Jan 1, 2004

  • SAIMM
    The Evolution Of Strategic Long-Term Planning At Anglo Platinum

    By D. C. Andersen, G. L. Smith, J. Pearson-Taylor

    Following a restructuring of Anglo Platinum Limited in 2004 the strategic long-term planning function has been centralized. This paper describes the revised strategic long-term planning process coveri

    Jan 1, 2006

  • SAIMM
    Effects of two parallel fractures with nonlinear deformational behavior on one-dimensional P-wave propagation

    By X. B. Zhao, J. G. Cai

    When stress wave propagates through fractured rock masses, the wave will be slowed and attenuated due to the presence of these fractures. If the amplitude of stress wave is large enough to mobilize no

    Jan 1, 2003