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  • CIM
    Nanisivik Mine - A Profitability Comparison of Actual Mining to the Expectations of the Feasibility Study

    By Neil R. Burns, Michael Doggett

    Abstract - The Nanisivik mine offers a unique opportunity to examine the economics of a mining scenario from its original feasibility study through to closure. In the early 1970s, the Strathcona Sound

    Jan 1, 2004

  • CIM
    Increasing Availability through Advanced Gearless Drive Technology

    By C. Dirscherl, M. Combes

    "Declining ore grade, leading to increased material transport and plant throughput requirements, is one of the major challenges in the current mining environment. This is accompanied by rising energy

    Jan 1, 2014

  • CIM
    Application Trends of Gold-Tin Solder Paste for Fine Pitch Devices

    By Masayuki Ishikawa

    In a radio frequency and optoelectoronic device packaging, Gold-Tin (Au-20 wt% Sn eutectic) solder is used widely due to the excellent electrical and thermal conductivity, high strength, and negligibl

    Oct 1, 2003

  • CIM
    Assessing the Value of Ventilation on Demand CIM Conference

    By Glenn Lyle

    CEMI Introduction ? Introduction of the CAF VOD Project ? Who are our partners ? What were the Outcomes What is next

    May 1, 2011

  • CIM
    Chameleons in northern Canada

    By Robert B. Parsons

    "For the fourth time in five years, residents of northern Canada have seen a change in the tax treatment of housing and travel costs. The latest changes announced in December 1990 by the Minister of F

    Jan 1, 1991

  • 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
    Methodology to Control and Prevent AG Precipitation in Cyanidation Circuit Using UV Spectrophotometry

    By K. Morin

    "Silver and gold leaching by cyanidation is a well-known process used around the world. This reaction is often accompanied by the leaching of other species throughtout the cyanidation circuit that cau

    Jan 1, 2014

  • CIM
    Recent Improvements in Grinding at the Williams Mine

    By T. R. Raponi

    "The Williams Mine, Canada's largest gold mine, processes over 6,000 t/d of ore utilizing SAG/ball milling, leaching and CIP, carbon stripping, electrowinning and refining to produce gold dare bullion

    Jan 1, 1994

  • CIM
    An Approach to Energy Management at Falconbridge Nickel Mines Limited

    By D. M. Doyle

    A study of the various components contributing to energy costs and their relationships to generally trended operating data, such as tonnage, operating costs, etc., over progressively shorter time peri

    Jan 1, 1979

  • CIM
    How the Mining Industry is Responding to Pressures for Change in the Management of Mine Waste

    By Don Welch

    Pressures for change ?Land use constraints ?Project financing ?Local communities ?Environmental issues ?Sustainability requirements ?Stricter regulatory procedures ?Technical excellence ?Reduc

    May 1, 2010

  • CIM
    Column Flotation Experience at the Sarcheshmeh Copper Mine

    By S. Banisi, M Nesari, J. A. Finch, N. Nobari, H. Javani

    "The flotation circuit of the Sarcheshmeh copper mine, which processes 40,000 t/d of ore at 0.9% Cu, consists of rougher, cleaning and recleaning stages. Mechanical flotation cells are used in all sta

    Jan 1, 2000

  • CIM
    An evaluation of the recovery of free and unliberated mineral grains, metals and trace elements in the concentrator of Brunswick Mining and Smelting Corp. Ltd.

    By William Petruk, J. R. Schnarr

    The behaviour of minerals during flotation of a fine-grained pyrite-rich base metal ore was investigated by studying the feeds. concentrate and tailings from every flotation cell in the mill of Brunsw

    Jan 1, 1981

  • CIM
    Mineralogy And Modelling – Predicting Uranium Leach Extraction At Olympic Dam

    By B. Pewkliang, K. Ehrig, E. Macmillan, M. Smith, V. Liebezeit, Y. Li

    The Olympic Dam iron-oxide copper-gold (IOCG) uranium-silver deposit is the largest publicly declared uranium, fifth largest copper and third largest gold resource. Currently, the operation consists o

    Jan 1, 2020

  • CIM
    Treatment and History of Arsenic Bearing Ores at Con Mine

    By Adrian Daniel

    "Dating back to 1934, Con Mine is located directly south to the city of Yellowknife in the NWT, Canada. With mill operations ceasing in 2004, a challenging surface remediation situation resulted which

    Jan 1, 2009

  • CIM
    Exploration risk

    By R. G. Burn

    "A brief outline will be given of the concept of risk and its implications with regard to investment in exploration. The relationship between risk and decisions under uncertainty will be examined as a

    Jan 1, 1984

  • CIM
    Development of value-added zeolite products from St. Cloud Mining

    By R. S. Bowman, G. S. Austin, J. M. Barker, P. S. Freeman

    The physical, chemical and mineralogic characteristics of zeolites allow commercially important applications. While adoption of zeolite technology is slow in the United States compared to other region

    Jan 1, 2004

  • CIM
    Technical Review and Evaluation of Ore Sorting Technology Incorporating Results from Four Properties

    By B. Hilscher, P. Nayak, N. Yoon

    "The mining industry is currently facing challenges with declining feed grades and is struggling to find solutions to improve the project’s economic value. By means of pre-concentration, ore sorting a

    Jan 1, 2017

  • CIM
    The use of copper cast cooling members in the ironmaking process

    By G. Thom, A. Kay, J. B. Hyde

    "This paper will initially outline the specific types of copper castings used in blast furnace iron production. Tuyeres, tuyere coolers and stack cooling plates will be discussed in some depth, with p

    Jan 1, 1982

  • CIM
    Design techniques for sublevel caving layouts

    By D. A. Trotter, G. J. Goddard

    "This paper describes a method of deciding on various design parameters for a sublevel caving layout. Layout design curves are obtained from the output of a computer optimization program. The program

    Jan 1, 1981

  • CIM
    The Practice of Mining and Inclusive Wealth Development in Developing Countries

    By Frederick Bird

    This paper is based upon a review of studies of mostly Canadian mining companies in Chile, northern Canada, Tanzania, Guatemala, Ghana, Sierra Leone, and the Democratic Republic of Congo. In spite of

    Aug 1, 2013