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  • SAIMM
    Experiences with a methodology for determining pillar conditions

    By H. Wagner

    During the last few years a large number of pillars in different mines were investigated. Pillar conditions were evaluated using subjective, empirical, geophysical and numerical methods. A critical co

    Jan 1, 2003

  • SAIMM
    The Simulation of Crushing Plants with Models Developed using Multiple Spline Regression (6f225d4e-c714-4b32-97c8-4db17382e4fc)

    By W. J. Whiten

    "Models of cone crushers and vibrating screens are described. These models have been constructed from actual plant data using a systematic model-building technique. Included in this technique is regre

    Jan 1, 2014

  • SAIMM
    Extraction Of Silicomanganese From Marine And Low Grade Mineral Resources

    By T. C. Alex, K. M. Godiwalla, R. K. Jana

    Manganese nodule, available in ocean beds, is a potential resource of the future for copper, nickel and cobalt. Recovering only these metals, containing less than 3% by weight, will result in the gene

    Jan 1, 2007

  • SAIMM
    Comparing a “low density cut-point” and a conventional spiral in a two-stage circuit on a semi-soft coking coal plant, P. Ramsaywok and G. Legodi

    By P. Ramsaywok, G. Legodi

    Spiral concentrators are widely used in the coal industry treating fine (-1mm) coal. Their application was a limitation to the product quality until the introduction of low-cut spirals which allow a l

    Jan 1, 2020

  • SAIMM
    Introducing your Council (eb4b04eb-6ced-475d-91ef-0c21f26e0733)

    Professor N. S. Budavari holds a Dip!. Min. Eng. from the Technical University of Sopr on, Hungary, and a Ph.D. degree from the University of Newcastle-upon-Tyne, U.K. Mr J. J. Geldenhuys, Pr. Eng., i

    Jan 1, 1983

  • SAIMM
    Laelegeringstale/Low-alloy steels

    Colloquium.' 28 Mei 1980: Spesialiste-Afdeling: Materiaalingeni eurswese Universiteit van Pretoria Materiaalseleksie - Deel II: Keuse en Aanwending van Laelegeringstale Plek.' Onderwerp.&apo

    Jan 1, 1980

  • SAIMM
    Recent advances in the numerical simulation of tunnel excavation

    By Gernot Beer, Christian Dünser, Marcos Noronha

    The main findings of the joint research initiative “Numerical Simulation in Tunnelling” and a follow-on project on efficient numerical simulation models for tunnelling are presented. Die wichtigs

    Jan 1, 2003

  • SAIMM
    A Risk Consequence Approach To Open Pit Slope Design

    By P J. Terbrugge, O K. H Steffen

    Open pit slope design has conventionally been effected as a bottom up function utilising available geotechnical information. This results in a decision criterion based on Probability of Failure and F

    Jan 1, 2006

  • SAIMM
    Investigation of Factors Influencing Blending Efficiency on Circular Stockpiles through Modelling and Simulation

    By J. de Korte, Z. Loubser

    "SynopsisThe aim of a blending stockpile is to minimize the natural variation in properties of a material. Two simulation models were written, for coneshell and chevcon stacking, and used to investiga

    Jan 1, 2015

  • SAIMM
    Effects of Searsia lancea hydrochar inclusion on the mechanical properties of hydrochar/discard coal pellets

    By R. L. Setsepu, S. O. Bada, J. Abdulsalam

    The utilization of biomass as a solid fuel for co-firing has received great attention from boiler manufacturers as a clean coal technology (CCT) option. This research aimed to produce biocoal pellets,

    Dec 1, 2021

  • SAIMM
    Energy efficiency in the South African mining sector: A case study at a coal mine in Mpumalanga

    By C. M. D. Majola, K. E. Langerman

    Energy efficiency is a cost-effective way of both bolstering energy security and limiting the harmful effects of energy use on the environment. Mining is an inherently energy-intensive activity, and t

    Sep 6, 2023

  • SAIMM
    Notices (9ea7167c-422b-45f6-8157-756e6f9982f5)

    ADVANCES IN EXTRACTION METALLURGY AND REFINING A symposium organised by the Institution of Mining and Metallurgy will be held in London from 4th to 6th October, 1971. Particulars can be obtained fro

  • SAIMM
    The Application of Ductile Support Methods in Alpine Tunnels

    By B. Moritz, W. Schubert, E. A. Button

    ABSTRACT: Geological conditions associated with alpine environments in combination with high overburden in many tunnelling projects lead to squeezing behaviour. The main problems associated with such

    Jan 1, 2003

  • SAIMM
    J Acid Plant Capacity Increase - 1. Introduction (051a043e-f305-48fb-ad24-f55a41bf653a)

    By Siyabonga Malevu

    Chemical Initiatives? Umbogintwini plant is the production facility of Chemical Initiatives? business. Umbogintwini?s J Plant manufactures sulphuric acid. The plant was designed and built by Simon Car

    Jan 1, 2009

  • SAIMM
    Heavy-medium and gravity separation at Iscor's tin-ore and iron-ore mines

    By H. C. Voges

    The concentration of cassiterite at Iscor's Uis Mine is described, and information is given on aspects of the concentration of iron ore at Thabazimbi and Sishen Mines. At Uis, a very Iow-grade ti

    Jan 1, 1982

  • SAIMM
    J Acid Plant Capacity Increase - 1. Introduction

    By Siyabonga Malevu

    Chemical Initiatives? Umbogintwini plant is the production facility of Chemical Initiatives? business. Umbogintwini?s J Plant manufactures sulphuric acid. The plant was designed and built by Simon Car

    Jan 1, 2009

  • SAIMM
    Prediction of Copper Recovery from Geometallurgical Data using D-vine Copulas

    By A. Adeli, A. V. Metcalfe, E. Addo, E. Sepulveda

    "The accurate modelling of geometallurgical data can significantly improve decision-making and help optimize mining operations. This case study compares models for predicting copper recovery from thre

    Mar 1, 2019

  • SAIMM
    The embrittlement of hardened, tempered Low-alloy steel by strain aging

    By G. T. van Rooyen

    The susceptibility of a low-alloy steel that has been hardened and tempered-826 M40 (EN26)-to embrittlement by strain aging during service was simulated by artificial aging of specimens at 100°C. It w

    Jan 1, 1986

  • SAIMM
    Density functional theory study of chalcopyrite and pyrite surfaces for design of flotation reagents, D. Kumar, S.G. Srinivasan, V. Jain, and B. Rai

    By D. Kumar, B. Rai, S. G. Srinivasan, V. Jain

    Chalcopyrite and pyrite are among the major gold bearing minerals in the world. The gold content in chalcopyrite and pyrite varies from 0.02 to 200 ppm and 0.01 to 20 ppm, respectively. Apart from gol

    Jan 1, 2020

  • SAIMM
    Determination of in situdeformation modulus for cemented rockfill

    By D. R. Tesarik, F. M. Jones, J. B. Seymour

    As part of safety and stability studies at three underground mines in the United States, researchers installed earth pressure cells and embedment strain gauges in cemented rockfill to measure stress a

    Jan 1, 2003