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  • SAIMM
    A Trade-Off Study Between Down-Dip And Breast Mining On The Merensky Reef At Khomanani 2 ? Synopsis

    By S. J. S. Ferreira

    Anglo American Platinum's Khomanani 2 shaft changed over from down-dip mining to breast mining in 2004. The changeover was made to ensure that production targets were met, as it was said that pre

    Jan 1, 2012

  • SAIMM
    Impact Of Slag Refractory Lining Reactions On The Formation Of Inclusions In Steel

    By A. Sandberg, M. Nzotta, Du Sichen, N. N. Tripathi, K. Beskow

    The present study was carried out to investigate the impact of slag refractory lining reactions on the formation of inclusions during ladle treatment of steel. The experiments were conducted on an ind

    Jan 1, 2004

  • SAIMM
    Larox Horizontal Vacuum Belt Filter With Side Vacuum - 1. Introduction

    By R Kroukamp

    Horizontal belt filters are typically used for separation of relatively free filtering solids where good post treatment is required. He horizontal belt filter is a continuous filter with an endless cl

    Jan 1, 2007

  • SAIMM
    Micropore Carbon Furnace Lining

    By Stefan Basista, Janusz Tomala

    Modern constructions of electric ferroalloy furnaces are still based on applying in the lower "liquid" areas the standard carbon materials. What can be illustrated by the experience from several years

    Jan 1, 2007

  • SAIMM
    Application of an empirical method and numerical modelling to the Merensky Reef crush pillar stability

    By K. B. Le Bron, T. van Aard

    The empirical pillar strength formulae have been widely, and in most cases successfully, applied to design underground pillars for mines in the Bushveld Igneous Complex (BIC). This paper presents the

    Mar 5, 2025

  • SAIMM
    Burning pyrites compared to sulphur ? Synopsis

    By W. V. Mutler

    Present day capital costs are analysed for a 2 000 metric tonne per day (MTPD) pyrite burning plant and compared with a sulphur burning plant of the same capacity. Power, raw material and steam produc

    Jan 1, 2009

  • SAIMM
    The Corrosivity Regions Of Southern Africa ? Long Term Trends And Implications For Materials Selection - 1. Introduction

    By John E. Leitch

    The cost of corrosion as measured by such cost components as the renovation or replacement of coated steel, or the use of expensive coating systems on steel, is considerable. Extrapolating from figur

    Jan 1, 2006

  • SAIMM
    Towards Sustainability In Ferroalloy Production ? Synopsis

    By L. Holappa

    Ferroalloy production is an energy-intensive industrial sector with significant CO2 emissions. In this paper the current situation in ferroalloy processes is discussed from the standpoint of global en

    Jan 1, 2010

  • SAIMM
    Distributed Compositional And Temperature Nature Of Melts In Submerged And Open Arc Furnaces In High Carbon Ferrochrome Production

    By S. J. Frank

    The development of feedforward semi-empirical control models for furnaces and the evaluation of mass balances are based on plant data. The models can only be as good as the data and it is

    Jan 1, 2004

  • SAIMM
    A Conceptual Approach To Evaluating The Political Economics Of Mining In Africa And The Sector?s Contribution To Economic Diversification ? Synopsis

    By M. H. Solomon

    After the global financial crisis of 2008, African mining is entering anew phase of development. The rapid withdrawal of emerging market funding from the critical exploration and development industrie

    Jan 1, 2011

  • 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
    Probabilistic modelling of lithological domains and its application to resource evaluation - Synopsis

    The modelling of lithological domains is a critical step in mineral resource and reserve evaluation. Deterministic models rely on an interpretation of the available drill hole data and expert knowledg

    Jan 1, 2007

  • SAIMM
    The Ultimate Screener - Introduction

    By R. Dass

    Paper written on project work carried out in partial fulfilment of B. Sc Eng (Extractive Metallurgy) degree Screening is an industrial process that splits material at a specific cut size into one f

    Jan 1, 2004

  • SAIMM
    Deformability analysis of infinite jointed rock mass by the RCOD

    By K. Sugawara, Y. Hirakawa, A. Sato

    The rock mass properties such as deformability and permeability are highly dependent on the existence of cracks. The Ratio of Crack Opening Dependency (RCOD) was proposed as a new index to evaluate th

    Jan 1, 2003

  • SAIMM
    Residual stresses in cylindrical rock samples

    By G. Vouille, P. Bérest

    Residual stresses observed in rocks often result from non-compatible initial strains. These stresses can be determined when the incompatibility tensor associated with the initial strain tensor is know

    Jan 1, 2003

  • 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
    Comparison Between Artisanal and Smallscale Mining in Ghana and South Africa: Lessons Learnt and Ways Forward

    By A. A. Debrah

    Artisanal and small-scale mining (ASM) plays a fundamental role in the national and local economies of resource-rich countries in Africa. As such, more effort must be geared towards fostering this typ

    Jan 1, 2014

  • SAIMM
    Chemical wear analysis of a tap-hole on a SiMn production furnace

    By M. Tangstad, J. D. Steenkamp

    In April 2013 a 48 MVA submerged arc furnace producing silicomanganese was excavated in South Africa. Since the high shell temperatures recorded in the tap-hole area resulted in the furnace being swit

    Jan 1, 2015

  • SAIMM
    Human Health Risk Assessment For Metallic Chromium And Trivalent Chromium In Accordance With European Union Legislation

    By V. Riihimäki, M. Luotamo

    The Unit of Toxicological Risk Assessment of the Finnish Institute of Occupational Health (FIOH) is conducting a 'Health Risk Assessment for Metallic Chromium and Trivalent Chromium' under t

    Jan 1, 2004

  • SAIMM
    Release Analysis of Coal Fines: Evolution of the Methodology and Critical Issues Involved

    By L. Sahu, S. Bhattacharya, S. Dey

    "An ideal procedure to determine the limits of flotation-based separation, as is the case with washability analysis for density separation, does not exist. Therefore, a procedure called release analys

    Jun 1, 2019