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  • CIM
    Coal classification and metallurgical coal evaluation

    By A. Lloyd, Montgomery, J. Jorgesen, W. J.

    "Coals are ranked according to their degree of metamorphism or progressive change in the natural series from lignite to anthracite. The reader is referred to ASTM Standard D-388, ""Standard Classifica

    Jan 1, 1985

  • CIM
    Hydrometallurgical Processing of Telfer Concentrates: Accepting and Winning the Challenge

    By D. Lunt

    Telfer bulk concentrates typically contain 8% chalcopyrite, 8% chalcocite, 45% pyrite and 80-120 g/t gold. Although very high copper and gold recoveries can be obtained by subjecting the concentrate t

    Jan 1, 2004

  • CIM
    Arsenic Removal from a Copper Sulphide Concentrate by Selective Floatation of Enargite and the Seclective Leaching of Arsenic

    By Jun Wang, Bo Zhang, Wenqing Qin, Guanzhou Qiu, Xiaozhen Ma, Key Lab of Biohydrometallurgy of Ministry of Education, Fen Jiao, Central South University, Yansheng Zhang

    "Arsenic contained in minerals sulphides such as enargite and tennantite can represent not only a significant penalty element in base metals production, but also a disadvantage to the environment thro

    Jan 1, 2016

  • CIM
    Flotation and Hydrometallurgy Research on Brunswick Tin Mine Ores

    By E. W. J. Thornton

    During the past six or seven years extensive research has been performed on ore samples procured at the Bruns1,vick Tin Mines which is located in the south-west corner of New Brunswi.ck. This property

    Jan 1, 1977

  • CIM
    Spray-on lining support in Canadian underground mining — A research summary

    By D. O. DeGagné, J. F. Archibald

    Spray-on polymer linings, as partial or full replacement for traditional forms of area rock support, have seen rapid growth in interest within Canada. A wide variety of lining types, ranging from poly

    Jan 1, 2001

  • CIM
    Friction-Stir Processing of an Al-Mg-Graphene Nanocomposite

    By Farzad Khodabakhshi, Adrian P. Gerlich

    "Multi-pass friction stir processing (FSP) was performed to fabricate a new Al-Mg-Graphene nanocomposite. Microstructural developments and distribution of graphene were studied by using electron backs

    Jan 1, 2017

  • CIM
    Hope Bay Project: Canada?s Premier Undeveloped Greenstone Gold Belt Nunavut Territory, Canada

    By Stephen P. Quin

    One of the most prospective undeveloped greenstone belts in Canada, the Hope Bay greenstone belt extends over 80km in a north-south direction and is between 7 and 20km wide. The belt lies on the arcti

    May 1, 2003

  • CIM
    National Emergency Steels

    By Albert G. Zima

    THE conservation of strategic materials during war rime gives rise to many problems not commonly encountered in times of peace. During normal times, when world trade is unrestricted, we are apt to bec

    Jan 1, 1943

  • CIM
    Decommissioning and reclamation of the Beaverlodge uranium mine-mill operation: Current state of the transition phase

    By B. E. Halbert, K. T. Himbeault, S. L. Fernandes, R. L. J. Phillips, B. J. Topp

    The Beaverlodge uranium mining and milling facilities operated from 1952 to 1981 with about 94% of the ore extracted from the main underground mine and 6% from smaller satellite deposits. Decommission

    Jan 1, 2000

  • CIM
    Les grands couloirs de déformation de la sods-province de l'Abitibi

    By Guy Archambault, Réal Daigneault

    "Un trait marquant du cadre tectorwstratigraphique de la Sous-province de l'Abitibi est la présence de nombreux couloirs de déformation d’extension régionale et sub-concordants au grain stratigraphiqu

    Jan 1, 1990

  • CIM
    Atlas Copco drill rigs for mine automation and communication—A totally new technology platform for advanced mining systems

    By M. Ramström

    "In 2002, Atlas Copco Rock Drills AB released the new rig control system (RCS) technology for all of its drill rig types. RCS opened the way for a new generation of computerized drill rigs based on mo

    Jan 1, 2005

  • CIM
    The Metallurgy of Nickel-Coated Composite Powders

    A brief description of the hydro-gen reduction of nickel from ammoniacal solutions by the Sherritt process is given, indicating how this procedure can now be used to coat a great number of materials -

    Jan 1, 1963

  • CIM
    Process development by Dynatec for the Ambatovy Nickel Project

    By J. Stiksma, R. Kalanchey, M. J. Collins, G. Owusu, R. Raudsepp, K. R. Buban, L. A. Barta, I. M. Masters

    This paper describes the results of testwork for the treatment of Ambatovy laterite ore by a pressure acid leach process, with recovery of the soluble nickel and cobalt values as mixed sulphide interm

    Jan 1, 2005

  • CIM
    Incorporating Ventilation Fan Plants in Rail and Vehicular Roadway Overbuilds

    By R. E. Ray

    "As real estate for new development in urban settings becomes scarce, commercial high rises are being constructed above open passenger rail tracks and vehicular roadways. Rail and roadway overbuilds a

    Jan 1, 2019

  • CIM
    Dragline Gold Dredging

    By Glenville A. Collins

    IN 1932, Horace Onyett at Oroville, California, built a practical floating washing plant along the general lines as now known, using a 24 in. by 12 ft. trammel; it was fed with a ½ yard dragline bucke

    Jan 1, 1945

  • CIM
    Some Geological Aspects of the Sydney Coalfield with Reference to their Influence on Mining Operations

    By T. Binnert Haites

    INTRODUCTION NUMEROUS examples of troubled zones, interfering with the normal development of coal seams, have been cited in the literature. From a geological point of view they can be subdivided into

    Jan 1, 1951

  • CIM
    The Carbon Footprint of Grinding Media

    By Paul W. Shelley, Daniel J. Hodges

    The mining industry is undergoing a period of rapid transformative change.  This is the result of the social and financial accountabilities that the industry is faced with because of the world&rs

    May 4, 2025

  • CIM
    Elemental Sulfur Removal from Hydrometallurgical Leach Residue via Polysulfides: Process Considerations

    By K. Hawboldt, J. E. Halfyard, C. Bottaro, I. A. Harrison

    "The removal of elemental sulfur from leach residues derived from massive sulfide concentrates via hydrometallurgical routes has been demonstrated in a laboratory setting by converting water-insoluble

    Jan 1, 2012

  • CIM
    Recrystallization of AZ31 Magnesium Alloy during High Speed Rolling and Subsequent Annealing

    By Abu Syed H. Kabir, Mehdi Sanjari, Steve Yue, Jing Su, In-ho Jung

    AZ31 magnesium alloy sheets were produced by high speed rolling (HSR) at 1000 m/min at a low temperature of 100 ?. A high reduction of 72% can be achieved in single pass. At the reduction of 30%, the

    Jan 1, 2015

  • CIM
    The Platinum-Group Minerals

    "7.1. Glossary of the Platinum-Group Minerals7.1.1. IntroductionA glossary of the platinum-group minerals (POM) serves as a useful introduction to a chapter on their mineralogy. Earlier glossaries (Ca

    Jan 1, 1979