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  • CIM
    Recent Process Additions to the Royal Canadian Mint 2005-2011

    By V. Aprahamian, T. Cheng, M. Tangen, R. Beauprie

    The Royal Canadian Mint has implemented significant process additions since 2005. Installation of a whole new highly automated silver refining circuit has allowed recovery of physical silver from gold

    Jan 1, 2011

  • CIM
    Underground Mining Cowichan Copper and Milling at Co. Ltd.

    Of the twelve known ore zones on the Sunro property, acquired by Cowichan Copper Co., only the "B" and "C" orebodies of the "River Zone" had been explored sufficiently to indicate the grade and tonnag

    Jan 1, 1965

  • CIM
    Evolution of Modern Mining Methods

    By L. C. Stevens

    The particular purpose of this paper is to direct attention to the development of underground conveying as applied to methods of working coal in the mines of Alberta. Historical A retrospective

    Jan 1, 1930

  • CIM
    Cobre Panama

    By Ian D. Pirie

    Presentation outline ?Project location ?Geology ?Resources and reserves ?Results of the FEED study ?Social and environmental considerations ?Project path forward

    May 1, 2010

  • CIM
    Metalliferous sub-marine sediments of the Atlantis-II-Deep, Red Sea

    By Zuhair A. Nawab, Muhammad A. Al-Marhqun, Mehmet Guney

    "The Atlantis-Il-Deep is a stratified metalliferous deposit located along the median valley of the Red Sea at a water depth of about 2200 m. The metal-bearing mud contains sulphides of zinc, copper an

    Jan 1, 1988

  • CIM
    The Design of Long Horizontal Belt Conveyors

    By Zoltan F. Oszter

    The design of belt conveyors is a well-known procedure and related formulae can be found in any handbook dealing with materials handling. Belting and conveying equipment manufacturer's catalogues and

    Jan 1, 1962

  • CIM
    Iron Control in the Goro Nickel Process

    By Y. Okita

    The Goro Nickel Process, developed over a ten-year period, uses a number of novel processing steps and treats two ore types, limonite and saprolite, together. Nickel and cobalt are solubilized using a

    Jan 1, 2006

  • CIM
    Study of Relationship between Pyrochlore Matrix Composition and Surface Chemistry Effects on Collector Adsorption

    By B. Hart, J. Marois

    "Scanning electron microscopy coupled with energy dispersive X-ray spectroscopy (SEM–EDX), and Time of flight secondary ion mass spectroscopy (TOF-SIMS)were used to analyze pyrochlore grains from Niob

    Jan 1, 2013

  • CIM
    History of China’s Electrolytic Copper Production

    By Changping Hu, Keqin Tan

    In 1937, the Metallurgical Department of the National Resources Committee established a copper refinery plant (predecessor of the Chongqing Smelter) in Changsha, Hunan Province, China. The blister cop

    Jan 1, 2019

  • CIM
    Aspects of Tailings Reclamation in Ontario and Quebec

    By E. M. Watkin

    "Land directly disturbed by hard rock mining activities in Ontario and Quebec was surveyed in 1974 as part of a country-wide assessment, (Murray 1977). Some 15, 000 hectares, or 5 7 square miles, are

    Jan 1, 1980

  • CIM
    Investigations of Conveyor Belts Condition in the Institute of Mining Engineering at Wroclaw University of Technology

    By R. Blazej

    Machinery Systems Division (MSD) in the Institute of Mining Engineering at Wroclaw University of Technology specializes in belt conveying systems analyzing, calculating and design. Within the division

    Aug 1, 2013

  • CIM
    Effects of Ti-Ta Alloy Additions on Ti-46Al Castings

    By J. Zollinger, J. R. Kennedy, J. H. Park, D. Daloz

    "In order to improve the properties of cast Ti-Al alloys to replace Ni-based superalloys past the low pressure stages of aircraft engines investigations into inoculation for grain refinement were carr

    Jan 1, 2017

  • CIM
    Electric Furnace Off-Gas Cleaning Systems at PT Inco

    By Paykan Safe

    ?? Background ?? WorleyParsons Gas Cleaning ?? PT Inco Smelter ?? Process Design Considerations ?? Furnace Control and Combustion ?? Combustion Chamber ?? Spray Chamber ?? Draft Control ?? Bag

    May 1, 2008

  • CIM
    Conductivity Enhancement of Yttria Doped Ceria by Spark Plasma and AC Assisted Sinterining Methods

    By K. S. Raja, F. Battick, B. Pesic

    "CeO2 doped with lower valence cations, such as Y3+, Sm3+, Gd3+ etc. is considered as electrolyte material for low temperature SOFC. Doping introduces additional oxygen vacancies and improves ionic co

    Jan 1, 2012

  • CIM
    Artificial Geo-Hydrological Zonation

    By J. A. López-Molina, S. García, V. Castellanos-Pedroza

    "Groundwater inflow into underground constructions may cause hazardous working conditions and environmental problems. It is essential to localize and characterize potential flow paths and to estimate

    Jan 1, 2015

  • CIM
    Studies on Hot Tearing Resistance and Permanent Mold Casting of Aluminum Alloys 535.0 and 206.0 for Automotive Applications

    By M. Sahoo, P. Burke, Y. Fasoyinu, J. P. Thomson

    The effects of grain refinement, mold temperature and chemical composition on the hot tearing resistance of aluminum alloys 535.0 and 206.0 has been studied by pouring constrained rod castings in meta

    Jan 1, 2006

  • CIM
    Continuous Process for the Production of Lithium Carbonateq

    By C. A. Olivier

    Le Ministère des Richesses naturelles du Québec has continued development work on the process/or direct reaction 0/sodium carbonate with lithium-bearing silicates(Canadian Patent No. 643,843). Recent

    Jan 1, 1979

  • CIM
    The New Red Lake Mine: Narrow Vein Mining in Deep, Burst-Prone Ground

    By Pierre Rocque

    The Red Lake Mine is located approximately 600 km northwest of Thunder Bay. This 545 tpd (600 tons/day) underground narrow vein gold operation is set to produce in excess of 14.8 tonnes (475,000 ounce

    Oct 1, 2001

  • CIM
    Ore Dressing Laboratories, School of Mines, Laval University, Quebec City

    By C. E. Rodgers

    WHEN the writer was engaged early last year by Canadian Comstock and its subsidiary, the Metropolitan Electric Company, to act as Consulting Mining Engineer in connection with the layout and equipment

    Jan 1, 1941

  • CIM
    Magnetic Gold: Losses from a Gold Recovery Circuit

    By Adil Aledresse, N. Emre Altun, Bern Klein, Nuri Hmidi, Brent Hilscher

    A study was conducted to investigate high gold grades in water lines and carbon fines collected from the Musselwhite gold recovery circuit. It was discovered that fine magnetic particles in the overfl

    Jan 1, 2014