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  • SAIMM
    Improved Control of Phosphate Flotation by means of a Simple Mineralogical Regression Model

    By J. L. Gaigher

    A simple mineralogical regression model is described, which was devised in order to help the flotation plant cope with rapidly changing headgrades and feed mineralogy. Minerals in the feed were dete

    Jan 1, 1987

  • SAIMM
    Review, Evolution, and Optimization of the Treatment of Kansanshi Mixed Copper Ore

    By C. Chongo, F. X. Paquot, C. Ngulube

    "Over the last six years, the Kansanshi copper-gold mine has continued to process significant quantities of complex transitional mixed ores. Initially, the ore treated came predominantly from accumula

    Jan 1, 2016

  • SAIMM
    Evaluation Of Processing Options For The Treatment Of Zinc Sulphide Concentrates At Skorpion Zinc - Synopsis

    By H. F. Fuls

    Skorpion Zinc, an integrated zinc mine and refinery located in the south of Namibia, has a production capacity of 150 000 t/a of special high grade (SHG) zinc. The Skorpion zinc oxide resource will be

    Jan 1, 2013

  • SAIMM
    The Implementation of a Production Gold Ore Reserve System (GORS)

    By S. L. Miller

    The development of a pilot gold geostatistical ore reserve system proved that geostatistical methods worked well for the routine production of annual ore reserves on gold mines of the Gold Fields of S

    Jan 1, 1987

  • SAIMM
    Development of a Computer-Aided Application Using Lane’s Algorithm to Optimize Cut-Off Grade

    By J. Githiria, C. Musingwini, J. Muriuki

    "The maximization of net present value (NPV) is a primary objective in open pit mine planning processes. In an attempt to meet this objective, cut-off grades are considered in all the stages of mining

    Jan 1, 2016

  • SAIMM
    Development of flotation rate equations for Konkola primary mill cyclone overflow at various pulp densities and thickener underflow at 35% solids - Introduction

    By H. L. Zimba

    Flotation involves the selective levitation of mineral and its transfer from cell to launder. The flotation rate is the rate of this transfer. It may be defined by the slope of a recovery-time curve f

    Jan 1, 2009

  • SAIMM
    Multi-Seam Coal Mining ? Synopsis

    By B. B. Tati

    The project report is based on vacation work done by the writer at the Khutala Colliery during December/January 2009?2010. The purpose of this report is to explain and describe the design process in a

    Jan 1, 2011

  • SAIMM
    Determination of Mineral Matter and Elemental Composition of Individual Macerals in Coals from Highveld Mines

    By R. H. Matjie, J. R. Bunt, C. A. Strydom

    "A number of conventional and advanced analytical techniques (proximate and ultimate analysis, low-temperature oxygen-plasma ashing, X-ray diffraction, X-ray fluorescence spectrometry, coal petrograph

    Jan 1, 2016

  • SAIMM
    Hollister Project - Introduction

    By Steve Konieczki

    [ ] Great Basin Gold Ltd. (GBG) owns the Hollister Mine and operates it through the wholly owned subsidiary Rodeo Creek Gold, Inc. The property is located in northern Nevada on the Carlin Trend gold

    Jan 1, 2008

  • SAIMM
    A Stochastic Cut-Off Grade Optimization Model to Incorporate Uncertainty for Improved Project Value

    By J. Githiria, C. Musingwini

    "Cut-off grade is a decision-making criterion often used for determining the quantities of material (ore and waste) to be mined, ore processed, and saleable product. It therefore directly affects the

    Mar 1, 2019

  • SAIMM
    Performance Optimization of an Industrial Ball Mill for Chromite Processing

    By Y. R. Murthy, P. K. Satija, A. Srinivasulu, S. K. Tripathy, A. Ranjan

    "In this investigation, we optimize the grinding circuit of a typical chromite beneficiation plant in India. The run-of-mine ore is reduced to a particle size of less than 1 mm in the comminution circ

    Jan 1, 2017

  • SAIMM
    The Diffusion Of Fuel Cell Vehicles And Its Impact On The Demand For Platinum Group Metals: Research Framework And Initial Results

    By W. P. Nel

    A fuel cell is an electrochemical engine that converts the chemical energy of a fuel, such as hydrogen, and an oxidant, such as oxygen, directly into electricity. The emerging fuel cell industry may r

    Jan 1, 2004

  • SAIMM
    The Effect on the Production of Bantu, Engaged on Tram-Shovelling, of Different Temperature Conditons

    By J. H. Viljoen, J. F. Morrison, C. H. Wyndham

    SYNOPSIS Heart rates, oral temperatures, shovels/min and number of 3/4 ton cars/hour trammed over distances of up to 350 ft were measured in samples of 6-10 miners, engaged in tram-shovelling, at 76°

  • SAIMM
    Part 1: Understanding the components of the fundamental sampling error: a key to good sampling practice - Synopsis

    The variety and sources of sampling errors have been studied since the late 1800s, but the pioneering work of Pierre Gy in the 1950s provided insights into sampling as an error generating process. Tot

    Jan 1, 2007

  • SAIMM
    Maintaining The Benefit - How To Ensure Mine To Mill Continues To Work For You (3ede1d39-fe86-4d8f-8d54-9a9911a85067)

    Metso Minerals Process Technology Asia-Pacific (MMPT-AP) has been working with many mining companies worldwide performing `Mine to Mill' or Process Integration and Optimisation (PIO) studies. MMP

    Jan 1, 2007

  • SAIMM
    Improvements in Copper Electrowinning at Tenke Fungurume Mining Company

    By O. Tshifungat, A. Luzanga, N. Goel, S. Sandoval

    "Tenke Fungurume Mining Company (TFM), located in Katanga Province, Democratic Republic of Congo (DRC), began production of copper cathode and cobalt hydroxide in March 2009. Copper production capacit

    Jan 1, 2016

  • SAIMM
    Developments In The Dredging Industry

    By P. M. Vercruijsse

    Dredging is an industry in constant transformation. It has changed tremendously in the last decades. The traditional dredging activity, like construction and maintaining ports and harbours, desilting

    Jan 1, 2007

  • SAIMM
    Comparative study of the influence of minerals in gas sorption isotherms of three coals of similar rank - Synopsis

    By C. Rodrigues

    This investigation compares the gas adsorption behaviour and capacity of three bituminous coals from South Africa, of similar rank, by assessing the characteristics of the raw coal, as well as the res

    Jan 1, 2008

  • SAIMM
    Effect of Niobium on the Solidification Structure and Properties of Hypoeutectic High-Chromium White Cast Irons

    By S. J. Moema, M. G. Maruma, L. A. Mampuru, M. E. Maja

    "The most commonly used high-chromium white cast iron (HCWCI) is the hypoeutectic white cast iron that contains 2–3.5 wt.% C and 10–30% Cr. This type of material relies on hard, brittle M7C3 carbides

    Jan 1, 2016

  • SAIMM
    Evaluation of Copper Solvent-Extraction Circuit Data and Performance`

    By J. J. Taute, N. B. du Preez

    "A well-performing solvent-extraction circuit is a key part of producing good quality copper cathode. To ensure consistent operation, a good understanding of the circuit’s operation and an ability to

    Jan 1, 2015