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  • CIM
    Biooxidation of a High Arsenic-Bearing Refractory Gold Ore

    By Linlin Tong, Xiangling Song, Guobao Chen, Zhenan Jin, Hongying Yang

    Biooxidation of a high arsenic-bearing refractory gold ore was investigated to determine the arsenic removal efficiency by the cultured bacteria and to examine the effect of biological pretreatment on

    Jan 1, 2014

  • CIM
    "A Review of Rare-Element (Li-Cs-Ta) Pegmatite Exploration Techniques for the SuperiorProvince, Canada, and Large Worldwide Tantalum Deposits"

    By Frederick W. Breaks, Andrew G. Tindle, Julie B. Selway

    "Abstract - Rare-element pegmatites may host several economic commodities, such as tantalum (Taoxide minerals), tin (cassiterite), lithium (ceramic-grade spodumene and petalite), and cesium (pollucite

    Jan 1, 2005

  • CIM
    Bumps in No. 2 Mine, Springhill, Nova Scotia (6b22a26e-d82e-4ce9-8c21-9da88f205566)

    By Walter Herd

    For the past eight years, No. 2 mine of the Cumberland Railway & Coal Co., Springhill-a subsidiary of the Dominion Coal Co., Ltd.-has had an unenviable reputation for bumps. As the workings extended i

    Jan 1, 1929

  • CIM
    Managing metal price risks

    By Keith C. Hendrick

    "Metal prices are frequently the most critical and least predictable element in determining the profitability of mining operations. Short -term fluctuations can be offset in varying degrees by hedging

    Jan 1, 1983

  • CIM
    The Optimization of Geochemical Exploration for Gold using Glacial Till

    By M. B. McClenaghan, O. P. Lavin, Ian Nichol

    "Abstract-Exploration in most areas of Canada has to contend with problems posed by glacial overburden. In many areas exploration for gold has been based on the sampling of tills, frequently by deep o

    Jan 1, 1992

  • CIM
    Determining Fill Fence Stability During Increased Backfill Rates at an Underground Hard Rock Mine

    By K. K. Dehn

    This study focused on determining the stability of thin shotcrete fill fences at a hard rock mine in northwestern Ontario during increased pour rates of paste backfill. Determination of the stability

    May 1, 2007

  • CIM
    Tuning flotation circuit operation as a function of metal prices

    By Daniel Hodouin, Claude Bazin

    "This paper examines the economic advantages of tuning the operation of a differential Cu-Zn flotation circuit as a function of metal prices. Three operating strategies are considered in the analysis:

    Jan 1, 2000

  • CIM
    Data Validation in a Context of Data Reconciliation

    By Frédéric Flament

    The aim of this paper is to present the development of a data validation software as component of a commercial mass balance package. Data reconciliation through mass balance is basically an optimiza

    May 1, 2001

  • CIM
    Surface Till Geochemistry and Implications for Exploration, Black River-Matheson Area, Northeastern Ontario

    By M. B. McClenaghan

    "Abstract - The Matheson area of northeastern Ontario is of great interest for mineral explo­ ration because of its geological similarities with the adjacent Timmins, Kirkland Lake and Larder Lake gol

    Jan 1, 1992

  • CIM
    The emission control system on the Volvo BM 861 U underground truck

    By J. P. Mogan, E. D. Dainty, K. Katsuyama

    "The Volvo BM 861 U articulated truck is one of the few underground diesel units manufactured by an organization which shares the same corporate roof as the engine manufacturer. As a consequence, the

    Jan 1, 1981

  • CIM
    Achieving the Benefits of Information Technology in Surface and Underground Mining Processes

    By Sean Dessureault

    Information technology (IT) initiatives in the past have tended to be sold on their ability to maximize resource output and return on capital by using assets more effectively and efficiently. Many IT

    May 1, 2002

  • CIM
    Managing technological innovations from research to operations: a case study, introducing an improved material

    By G. Lucas

    "Material substitution occurs continuously in response to competitive and economic pressures. Technical development can accelerate or slow substitution by improving the performance of the invading or

    Jan 1, 1987

  • CIM
    Operating Experiences With a Pilot Plant For the Electrowinning of Nickel From All-Chloride Electrolyte

    By L. R. Hougen

    The Falconbridge Matte Leach Process yields high-purity nickel chloride by selectively dissolving nickel from copper-nickel converter matte with hydrochloric acid , purifying the solution by solvent e

    Jan 1, 1977

  • CIM
    History of Developments in Mineral Processing in Canada from 1921 to Present Time

    By John Convey

    This paper, a follow-up to an earlier study, gives the history of Canadian developments in mineral processing from 1921 to the fall of 1964. It deals extensively with comminution and flotation, and th

    Jan 1, 1965

  • CIM
    Madsen Milling Practice

    By L. H. Van Loon

    INTRODUCTION THE property of Madsen Red Lake Gold Mines, Limited lies between Russet and Faulkenham lakes in Baird and Heyson townships, district of Patricia, Ontario. It is about six miles south wes

    Jan 1, 1951

  • CIM
    Direct Contact Heat Transfer between Steam and Aqueous Slurries

    By D. T. White

    "Metallurgical extraction processes often call for the heating of aqueous slurries. Indirect heat exchangers are generally not feasible for service with high yield stress slurries because of low heat

    Jan 1, 2012

  • CIM
    Innovations in ferrous pyrometallurgy a Canadian perspective

    By Robert Lee

    "International competition is presenting the Canadian steel industry with a major challenge. While Canadian companies have invested in new technology, research and development, activity by Canadian in

    Jan 1, 1991

  • CIM
    Overview of overburden removal at Syncrude Canada Ltd.

    By Y. P. Malhotra, JE. C. Carter

    "Syncrude's overburden removal requirement ranges from 20 million to 30 million bank cubic metres per year to meet tarsand demands for the production of 129,000 barrels of synthetic crude oil per

    Jan 1, 1983

  • CIM
    Simulation and Formability of Automotive Aluminum Alloy Sheet and Tube

    By J. T. Chen, S. Winkler, M. J. Worswick, O. Orlov

    This paper presents a review of research conducted at the University of Waterloo concerned with the application of aluminum alloy sheet and tube in automotive structures and body panels. The research

    Jan 1, 2006

  • CIM
    Comparative Study on Mechanical Properties of Concrete and Surrounding Rock in Xincheng Gold Mine Shaft Based on Unified Standard

    By X. M. Zhou, T. Wu, He X. N.

    "In order to study the support effect of concrete in the surrounding rock of a metal mine, the concrete and surrounding rock were comparatively studied. Firstly, the general situation of the ultra-kil

    Jan 1, 2019