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  • CIM
    The Flsmidth® Rapid Oxidative Leach (Rol) Process. Part I: Mechano-Chemical Process for Treating Chalcopyrite

    By F. Baczek, S. S. Rocks, D. Chaiko, T. Walters

    The atmospheric leaching of chalcopyrite concentrates using acidic ferric sulfate lixiviants is well known to suffer from slow leach kinetics and poor copper recoveries. A number of approaches have be

    Jan 1, 2015

  • CIM
    Utilization of CO2 in Metallurgical Processes

    By Seshadri Seetharaman, Nurni N. Viswanathan, Haijuan Wang

    The present work aims at some process modifications in specified metallurgical processes, wherein CO2 can be used successfully as an oxidant for decarburization in steelmaking and applied in some non-

    Jan 1, 2015

  • CIM
    Integrated Mining and Processing Systems Design for Eco-Efficiency

    By H. C. L. Reemeyer

    "The mining industry faces increasing economic, environmental and social challenges, as easier deposits deplete and ores become more difficult to mine and process; head grades decline; projects migrat

    Jan 1, 2017

  • CIM
    Behaviour of Iron at the Ambatovy Nickel Operation in Madagascar

    By B. Haugrud, E. McConaghy, M. Collins, G. Smith

    "Laterite ore processed by the Ambatovy joint venture in Madagascar is primarily limonitic in nature, containing approximately 40–45 wt.% Fe and 1.1 wt.% Ni. The process selected for treatment of this

    Jan 1, 2017

  • CIM
    Morenci Hyrometallurgical Process Improvement - Application Of Six Sigma In Process Improvement

    By R. Blosser

    Phelps Dodge introduced a process improvement model known as Quest for Zero in 2001. In 2004, the focus of Quest for Zero shifted from corporate-led initiatives to projects led by site personnel. The

    Jan 1, 2007

  • CIM
    A geological appraisal of the coal resources of Nova Scotia

    By Peter A. Hacquebard

    Recent drilling programs have shown that the in-situ coal resources of Nova Scotia are very substantial. The grand totals of the measured, indicated and inferred categories amount to 232 m, 646m and 9

    Jan 1, 1979

  • CIM
    Engineering and Construction Of Plant and Wharf Facilities

    By F. S. Thurner

    "This paper describes the engineering and construction activities of the ""design-build"" project awarded to the joint venture of Foundation-Comstock-Janin for the construction of the plant and wharf

    Jan 1, 1976

  • CIM
    Caving at Johnson's Asbestos Mine Thetford Mines, Quebec

    By The Staff

    BEFORE going into detail on the subject to be presented, a brief outline of the Company's earl y history would not be out of place. Prospecting and mining on a small scale was started in 1876 on

    Jan 1, 1941

  • CIM
    Investigation of Freeze Linings in Magnesia-Containing Copper Slags

    By T. Crivits

    "Freeze lining technologies are used industrially to protect the integrity of furnace walls in pyrometallurgical reactors. This is achieved by solidifying a protective layer of slag on the inner furna

    Jan 1, 2015

  • CIM
    How to Substaintially Improve the Life Of A 30 Ha Tailings Pond At A Umicore Zinc Plant

    By S. Foged

    Umicore and MWH jointly demonstrated that mechanical dewatering of goethite and neutralised tailings significantly increased the life of a 30 ha tailings pond and improved the operation of the pond. U

    Jan 1, 2006

  • CIM
    Decision-Making Using an Integrated Evaluation Model Versus Sensitivity Analysis and Monte Carlo Simulation

    By Grant D. Nicholas

    This paper compares an integrated evaluation approach to decision-making with more traditional sensitivity analysis and Monte Carlo simulation. The primary objective is to highlight the differences in

    May 1, 2007

  • CIM
    A New Method for the Precipitation of Nickel and Cobalt

    "In response to mine head grades declining and orebodies becoming more complex, Glencore Technology has developed an alternative method for recovering economic minerals once leached into solution, rat

    Jan 1, 2017

  • CIM
    A Complete System for On-Stream Particle Size Analysis

    By B. F. Osborne

    "A new sensor cannot be considered in isolation from the process in which it is utilized. This paper, describing an on-stream particle size analyzer, therefore gives considerable emphasis to the slurr

    Jan 1, 1972

  • CIM
    The Geology and Mineral Deposits of the Harricanaw And Bell River Basins

    By George W. Bain

    Summary During the last three years the discovery of gold in the belt of volcanic and sedimentary rocks extending eastward from the Porcupine and Kirkland Lake gold-fields has caused a great deal o

    Jan 1, 1927

  • CIM
    Roasting of Beattie Concentrate

    By F. R. Archibald

    SINCE the opening of the Beattie mine, in 1933, the concentrate produced by flotation has been considered refractory. As the gold extraction by cyanidation was poor, the concentrate, during the first

    Jan 1, 1939

  • CIM
    Ground Support at Craigmont

    By A. J. Petrina

    "At Craigmont Mines Limited, Merritt, B.C., tests were begun in March, 1965 to evaluate the use of shotcrete as a method of ground support m development headings; previously, ail drifts had. required

    Jan 1, 1968

  • CIM
    Applications of Plasma Technology in Extractive Metallurgy

    By L H. Warren

    The types of equipment available for generating a plasma have been reviewed. The efficiency and potential of the plasma generating equipment used in performing extractive metallurgical reactions have

    Jan 1, 1965

  • CIM
    Silicate Rocks - A Source of Potash for Fertilizers?

    By Gulshan Kumar Pradhan, Yogendra Pratap Singh, Dhawanm Nikhil

    "Potassium (K) is one of the essential elements for the growth of plants and thereby for humans. In fertilizers, potash demand has been steadily increasing at ~3.5% annually. Water soluble potash depo

    Jan 1, 2016

  • CIM
    Strength and Grade Relationships For a Copper-Zinc Sulphide Ore

    By J. E. Udd

    A core sample for this study was taken from the sulphide ore of the Geco Mine. The subsequent research was based on the assumption that a part of the scattering of strength-grade data could be correla

    Jan 1, 1977

  • CIM
    Resource developments on Indigenous Lands in Australia: The James Price Point Gas Precinct

    By Margaret Anne Stephenson

    Today, in Australia, it is increasingly common to see agreements between Indigenous peoples and resource companies being achieved generally as Indigenous Land Use Agreements or agreements pursuant to

    Aug 1, 2013