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  • 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
    Green Topics - South African Mining Engineer Wins St Andrews Prize

    A mining engineer from South Africa, whose research has taken him to some of the world?s deepest gold mines, is the winner of the St Andrews Prize. Daniel Limpitlaw, 27, picked up a cheque for $25,0

    Jan 1, 1999

  • SAIMM
    Time-Dependent Tunnel Deformation At Hartebeestfontein Mine

    By J. D. Bosman

    The problems associated with squeezing rock conditions in tunnels are well known and have been extensively investigated in the past. Although squeezing conditions are predominantly found in tunnels de

    Jan 1, 2000

  • SAIMM
    Recent Developments In Physico-Chemical Characterization And Modelling Of Ferroalloy Slag Systems

    Recent studies on the physico-chemical properties of molten slags and oxide solid solutions of interest are reviewed. The review covers redox and phase equilibria in slags, viscosity, diffusivity, ele

    Jan 1, 2004

  • SAIMM
    Atmospheric Oxidative and Non-Oxidative Leaching of Ni-Cu Matte by Acidified Ferric Chloride Solution

    By L. M. Sekhukhune

    The atmospheric leaching of copper-bearing matte by acidic ferric chloride solution was studied at the laboratory scale. The aim was to achieve maximum copper and nickel recovery by investigating the

    Jan 1, 2014

  • SAIMM
    Information As An Alternative To Mineral Rights Taxation

    A new system for granting access to mineral rights is proposed in the recently released White Paper, ?A Minerals and Mining Policy for South Africa?. Official policy states that ?Government?s long-ter

    Jan 1, 1999

  • SAIMM
    Investigation Of The Influence Of An Excavation On Adjacent Excavations, Using Neural Networks

    By S. Kwon

    When an underground excavation is created near to an instrumented measuring location, deformation at the location increases. The characteristics of this deformation increase, as well as the duration o

    Jan 1, 1998

  • SAIMM
    A Combined Method For The Analysis Of Mine Ventilation Networks

    By S. Sarac

    Solving ventilation networks of natural splitting is a basic problem in mine ventilation. Several mathematical techniques are used to solve this problem. This paper proposes a new method which combin

    Jan 1, 2000

  • SAIMM
    Geotechnical properties of the northern KwaZulu-Natal coastal sand dunes, South Africa

    By E. M. Bloomfield, C. A. Jermy

    Geotechnical tests were carried out within an area of the coastal sand dune cordon of northern KwaZulu-Natal which is currently being exploited through mining of heavy mineral sands. In situ and labor

    Jan 1, 2003

  • SAIMM
    Disclaimer Of Warranty

    This publication is provided on an "as is" basis without warranties of any kind, either expressed or implied including, but not limited to warranties of title or implied warranties of merchantability

    Jan 1, 2004

  • SAIMM
    The Centenary Of The Discovery Of Platinum In The Bushveld Complex (10th November, 1906)

    By R. G. Cawthorn

    The earliest authenticated scientific report of the occurrence of platinum in rocks from the Bushveld Complex appears to be by William Bettel on 10th November 1906. Thereafter, prospecting of the chro

    Jan 1, 2006

  • SAIMM
    Accelerated Kimberlite Weathering - The Role Of Cation Type On The Settling Behaviour Of Fines

    By E. T. Boshoff

    Paper written on project work carried out in partial fulfilment of B. Eng. (Metallurgical Engineering) The weathering of kimberlite can be accelerated with cations in solution if swelling of the ki

    Jan 1, 2005

  • SAIMM
    Numerical modelling of brittle rock failure using a combined finite-discrete element approach: implications for rock engineering design

    By R. J. Pine, J. M. Rance, J. S. Coggan

    ABSTRACT: The safe design of excavations created in a fractured rock mass is of paramount importance in rock engineering. Depending on the nature of the stress regime acting on an excavation, and the

    Jan 1, 2003

  • SAIMM
    Financial Impact Of Resource/Reserve Uncertainty

    In constructing a financial model of a project significant effort is expended on capital and operating cost estimation, commodity price forecasts, and choice of discount rates while uncertainty in the

    Jan 1, 1999

  • SAIMM
    Sulphuric Acid Plant Water Saving Options

    By R. J. Forzatti

    The production of sulphuric acid from sulphur generates heat. The majority of this heat is recovered as steam and is often used to generate electricity. Heat not recovered as steam is rejected to cool

    Jan 1, 2014

  • SAIMM
    Investigation Of The Characteristics Of Thin Sprayed Liners (Tsl) And Their Use As An Additional Support Medium In Block Cave Mining

    By J Steyn

    Block Cave mining is one method used to extract ore from underground diamond mines as well as other massive orebodies such as copper. This necessitates the excavation of many kilometers of tunnel with

    Jan 1, 2008

  • SAIMM
    Mineral resource modelling of variables with inequality constraints: a case study of an iron ore deposit APCOM 2021

    By N. Madani, S. Abulkhair

    In multivariate geostatistics, it is common to have different types of complexities between variables of interest. In this context, an inequality constraint is an example of complex bivariate relation

    Sep 1, 2021

  • SAIMM
    Activity Based Costing: Challenging The Way We Cost Underground Coal Mining Systems

    By G. H. Lind

    This paper discusses the traditional costing approach currently used in the underground coal mining industry. Activity Based Costing (ABC) is identified as being a potentially more effective manner in

    Jan 1, 2001

  • SAIMM
    A Preliminary Investigation Into The Metallurgical Efficiency Of An Enhanced Gravity Separator

    By F. Peer

    This Technical Note was presented as a poster at the Western Cape Mineral Processing Symposium held in August 2001 The cleaning of fine coal (-1000 µm) in today?s coal preparation plants is an econ

    Jan 1, 2002

  • SAIMM
    Diamond Value Management - Knowledge Management And The Measurement Of Value Addition

    By P. J. Rider

    Diamond Value Management?s objective is to achieve $/ton revenue improvement across De Beers group mines. The respective %improvement contributions are measured against targets set by each of the oper

    Jan 1, 2003