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  • SAIMM
    Copper And Cobalt Extraction From Sulphate Solution Using Natural Clinoptilolite

    By D. Nyembe, B. Mamba, Antoine F. Mulaba-Bafubiandi

    Copper and cobalt are generally electro-won from their aqueous sulphate solutions. After optimised leaching of their ores, concentrates or calcine bearing minerals, the leachate is clarified and suita

    Jan 1, 2007

  • SAIMM
    Book News

    1. Book reviews Geophysical and geochemical techniques for exploration of hydrocarbons and minerals, edited by M. Sittig. (Reviewer: J. Keenan) Separation procedures in inorganic analysis. A practical

    Jan 1, 1981

  • SAIMM
    An engineering classification for rocks and rock masses

    By T. Ramamurthy

    ABSTRACT : Rock mass classifications RMR, Q and GSI do not suggest decreasing modulus ratio with the decrease in the quality of rock. These have been linked to joint factor, Jf , for better predictio

    Jan 1, 2003

  • SAIMM
    Tailings based pipe-support systems

    By C. E. Hales

    In an effort to improve efficiencies and reduce costs, AngloGold has embarked on a process to develop and deliver consistent, high quality, tailings based support or construction products to stopes an

    Jan 1, 2003

  • SAIMM
    Parameter variability in the toppling stability of rock blocks

    By J. Muralha

    The paper presents the limit equilibrium equations for the analysis of toppling blocks on a rock slope. The safety conditions are assessed by a numeric procedure implemented in an Excel worksheet. The

    Jan 1, 2003

  • SAIMM
    Research on visual simulation of coupled solid deformation and gas leak flow in parallel coal seams

    By P. Sun

    Abstract: From the viewpoint of interaction mechanics of solid and gas, a coupled mathematical model is presented for coal/rock mass deformation and gas leak flow in parallel deformable coal seams. Nu

    Jan 1, 2003

  • SAIMM
    Strategic Mine Planning And Mineral Resource Management At Anglo Platinum - Synopsis

    This paper describes the integration of the mineral resource management philosophy within strategic long term planning at Anglo Platinum Limited. Consideration is given to the philosophy, processes, t

    Jan 1, 2007

  • SAIMM
    Development Of An Antivibration Handle For Pneumatic Jackleg Rock Drills

    By Pierre Marcotte

    Jackleg rock drills expose their operators to high hand-arm vibration levels. To address this problem, an antivibration handle has been developed. The antivibration properties of the handle were achie

    Jan 1, 2008

  • SAIMM
    Utilization of blast movement measurements in grade control

    By I. R. Firth, D. L. Taylor

    Metal mining operations, in particular gold mining operations, use intensive ore control procedures in order to manage the extraction of ore zones from benches containing both ore and waste material.

    Jan 1, 2003

  • SAIMM
    Practical tool for quality control of overcoring stress measurement data

    By M. Hakala

    A computer program was developed to simulate transient strains and stresses during an overcoring in the situ stress measurement. The solution is based on superpositioning of elastic stresses. The meas

    Jan 1, 2003

  • SAIMM
    Kinetics of chromite vs. ilmenite magnetization during oxidative roasting of ilmenite concentrates

    By J. D. Steenkamp

    In a paper presented at the Heavy Minerals Conference 2001 a laboratory scale investigation on the beneficiation of an ilmenite containing waste stream by magnetizing roasting was reported1.This waste

    Jan 1, 2003

  • SAIMM
    SMR Geomechanics classification: Application, experience and validation

    By R. Romano, E. Montalar, J. B. Serón

    The SMR geomechanics classification system (adaptation of RMR for slopes) is reviewed with data from 87 actual slopes in Valencia. In a research project, SMR has been applied by a GIS system, as a met

    Jan 1, 2003

  • SAIMM
    Coupled Elasto-Plastic Model for Hydraulic Fracturing of Unconsolidated Formations

    By I. Gil, J. -C. Roegiers

    Abstract Hydraulic fracturing is a technology that has been utilized for more than 50 years in the oil industry. It was originally used for stimulating hard, brittle formations which typically exh

    Jan 1, 2003

  • SAIMM
    Simulation of Hopkinson effect by discrete element method

    By Harushige Kusumi, Yuzuru Ashida, Toshiki Watanabe, Toshifumi Matsuoka

    ABSTRACT: The technique of various kinds of numerical analysis offered remarkable results to explication of many rock mechanical phenomena. These techniques regarded a rock stratum as a continuum bod

    Jan 1, 2003

  • SAIMM
    Our Mineral Heritage - Presidential Address

    By P. W. J. van Rensburg

    Our mineral heritage - PRESIDENTIAL ADDRESS given by P. W. J. van Rensburg, Pr. Eng.. B.Sc. (Eng.)(Rand) INTRODUCTION Stone Age people were living in various parts of South Africa as recent,ly as a th

    Jan 10, 1973

  • SAIMM
    Study on the adaptability of Red Mud onto cement and aggregate mixed concrete, X.H. Li, Q. Zhang, and X.Fei

    By X. H. Li, Q. Zhang, X. Fei

    Bauxite residue known as red mud (RM) is a by-product produced in massive quantities during alumina production by the Bayer process with a utilisation rate of less than 5%. A large amount of RM accumu

    Jan 1, 2020

  • SAIMM
    Strong ground motion and site response of mine-induced seismic events

    By S. K. Murphy, S. M. Spottiswoode, A. M. Milev, D. Geyser

    A portable, stand-alone instrument especially designed for recording strong ground motion was used in this study to create a large database of peak particle velocities measured underground. A total nu

    Jan 1, 2003

  • SAIMM
    A few remarks on storage of low temperature materials in rock caverns

    By N. Kinoshita, Y. Inada

    The authors have proposed and discussed storage of low temperature materials such as LNG, LPG and frozen food in rock caverns. In this case, as the rock mass around the caverns will receive effects of

    Jan 1, 2003

  • 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
    Studies of strength performance and deformation characteristic of layered rock

    By P. He

    Abstract This paper introduces the test results of dark-gray calcium-shale, discusses the infection of strength characteristic and deformation characteristic due to the angle between structural planes

    Jan 1, 2003