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  • SAIMM
    Laser surface alloying of Al with Cu and Mo powders

    By S. T. Camagu, J. Dutta Majumdar, S. L. Pityana

    Laser surface alloying was used to develop copper and molybdenum aluminides by injecting premixed copper and molybdenum powder particles into a laser-generated melt pool on an aluminium substrate. Dif

    Jan 1, 2015

  • SAIMM
    The Use Of Computational Fluid Dynamics And Discrete Element Modeling To Understand The Effect Of Cell Size And Inflow Rate On Flotation Bank Retention Time Distribution And Mechanism Performance.

    By Richard Peaker, Jens Lichter, Alexander V. Potapov

    The recent combination of Computational Fluid Dynamics (CFD) and Discrete Element Modeling (DEM) can provide considerable insight into the performance of flotation cells. One area of interest from a f

    Jan 1, 2007

  • SAIMM
    Determination Of The Coefficients Of Restitution, Static And Rolling Friction Of Eskom-Grade Coal For Discrete Element Modelling ? Synopsis

    By V. B. Teffo

    The aim of the project was to experimentally determine the coefficient of restitution, and static and rolling friction of Eskom-grade coal for discrete element modelling (DEM). These parameters will b

    Jan 1, 2013

  • SAIMM
    Fire and brimstone: The roasting of a Merensky PGM concentrate

    By P. den Hoed, R. I. Rambiyana

    "Four sulphide minerals - pyrite (FeS2), pyrrhotite (Fe1-xS), pentlandite ([Ni,Fe]9S8), and chalcopyrite (CuFeS2) - contain the base metals and most of the iron in concentrates of platinum group metal

    Jan 1, 2015

  • SAIMM
    Process design of the Phola coal preparation plant - Synopsis

    By G. M. Cresswell

    The 2 360 t/h two module Phola coal preparation plant represents anew era of large plant in the Witbank coalfield designed to extend its life to 2020 and beyond. The plant uses the optimum processing

    Jan 1, 2010

  • SAIMM
    Effect of inorganic chloride on spontaneous combustion of coal

    By Y. I. Yang, Y. -B. Tang, D. -J. Ma

    Chlorine-containing minerals are commonly present in coal. Associated minerals such as pyrite can undergo exothermic reactions. Consequently, it is of great significance to study the effect of inorgan

    Jan 1, 2015

  • SAIMM
    Application Of Membrane Technology In Abase Metal Refinery ? Synopsis

    By D. W. Nel

    Nanofiltration (NF) has attracted much attention over the past few years due to the reduced energy consumption compared to reverse osmosis (RO) and better separation performance compared to ultrafiltr

    Jan 1, 2013

  • SAIMM
    Enrichment of low-grade colemanite concentrate by Knelson Concentrator

    By O. Celep, T. Uslu, Savas

    This study investigates the enrichment of a low-grade colemanite concentrate (-3 mm) using a Knelson centrifugal gravity concentrator. Due to its low boron content, the concentrate is unsaleable and h

    Jan 1, 2015

  • SAIMM
    Wet Shotcrete Trial

    By A. D. Storrie

    An underground wet shotcrete trial was completed last year to determine the effectiveness of wet shotcrete as an alternative support mechanism to dry shotcrete in the kimberlite environment. The wet s

    Jan 1, 2001

  • SAIMM
    A validation study of the King stratification model

    By M. Bwalya, L. Mabokela, L. C. Woollacott

    This paper presents a study on the ability of the King stratification modelto describe density stratification patterns that are achieved under idealizedconditions. Tests were conducted in a batch jig

    Jan 1, 2015

  • SAIMM
    The recovery of platinum group metals from low-grade concentrates to an iron alloy using silicon carbide as reductant

    By G. A. Bezuidenhout, S. Bradshaw, W. Malan

    "The purpose of the study was to investigate the feasibility of SiC reduction of low-grade concentrates from Lonmin’s Rowland and Easterns operations with respect to metal fall and PGM recovery. These

    Jan 1, 2015

  • 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
    Risk Indexing Tool for Mine Planning

    By W. Abdellah

    The purpose of this paper is to establish a qualitative method to estimate the risk level (e.g. rating and ranking) resulting from mining activity. Risk is the product of two factors: probability of f

    Jan 1, 2014

  • SAIMM
    Thermal Conductivity Of Solidified Manganese-Bearing Slags - A Preliminary Investigation

    By J. D. Steenkamp

    Keywords: Thermal, conductivity, diffusivity, expansion, history, density, specific heat capacity, industrial rich high-carbon manganese slag The thermal conductivity of slag is an important para

    Jan 1, 2011

  • SAIMM
    Mineralogical Solutions For Pyrometallurgical Problems - Synopsis

    By L. Andrews

    Mineralogy, traditionally associated with concentrator studies, is being increasingly applied to problems in pyrometallurgy. Such investigations commonly make use of a number of techniques, and the re

    Jan 1, 2011

  • SAIMM
    Simplification Of The Thabazimbi Dense Media Separation Plant Flow Line To Increase Capacity - Background

    By E de Villiers

    Several methods exist by which the capacity of a dense media separation (DMS) plant can be improved: 1) Increase the feed rate in spite of efficiency 2) Replace with bigger equipment 3) Add wh

    Jan 1, 2006

  • SAIMM
    Solid-State 19F NMR On Cao-SiO2-CaF2 Glasses

    By T. Watanabe, S. Hayashi, M. Hayashi, K. Nagata, H. Fukuyama

    Chemical states of fluorine in CaO-SiO2-CaF2glasses in a composition range of CaO/SiO2=0.5?1.3 and 5?25 mol%CaF2have been investigated by 19F solid-state NMR with and without MAS. The isotropic chemic

    Jan 1, 2004

  • SAIMM
    The Development Of An Agglomerate Through The Use Of FeMn Waste

    By K. P. Davey

    In 1998 an initial objective was given to the author, to process valuable off grade High Carbon Ferro Manganese (FeMn) metal fines profitably. The previous attempts that had been made to re-melt these

    Jan 1, 2004

  • SAIMM
    A Progress Report On Ultra-High-Pressure Waterjet Cutting Underground: The Future Of Narrow Reef Gold And PGE Mining

    By C. D. K. Gauert

    High-pressure waterjet technology is proposed as an alternative tool for selective underground mining of high-grade ore sections in stratiform orebodies showing a preferred ?bottom? or ?top? enrichmen

    Jan 1, 2013

  • SAIMM
    Induction Melting Of Ferro-Alloy Fines

    By C. Lemire, A. Biscaro

    Ferro-alloys are sold according to the size grading specifications of users. Fines are produced during crushing and the amount produced depends on the crushing process and the physical char

    Jan 1, 2004