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  • CIM
    Backfill Practice at Copper Cliff North Mine (CCNM)

    By Ike Isagon

    Backfilling has become an integral process in underground mining operations, with varying cost-effective forms of application. This study is a part of an overall investigation into the backfill practi

    May 1, 2011

  • CIM
    Gold recovery from waste-activated carbon— a comparison between mechano-chemical pretreatment and charcoal augmented oxidation

    By W. K. Buah, R. K. Amankwah

    Waste-activated carbon generated by gold ore processing plants that employ carbon adsorption technologies may contain very high gold values and represent a potential source of extra revenue. In this r

    Jan 1, 2007

  • CIM
    Milling at Agnico-Eagle Gold Mines Limited

    By K. Mikulash

    "Agnico-Eagle Mines Limited is located at Joutel in North-Western Québec. The mine is about four miles north-west from the town on the left bank of the Harricana River. The present mining is 1,800 fee

    Jan 1, 1976

  • CIM
    Vanadium-bearing magnetite and ilmenite mineralization and beneficiation from the Sinarsuk V- Ti project, West Greenland

    By T. Grammatikopoulos, A. McKen, O. Christiansen

    Vanadium mineralization occurs in oxide-rich horizons within layered metagabbro zones of the Sinarsuk deposit, West Greenland. The main oxide minerals are vanadiferous magnetite and ilmenite, comprisi

    Jan 1, 2002

  • CIM
    Concentrator Operations at Whitehorse Copper Mines Limited

    By D. Linzey

    "History of Whitehorse Copper BeltThe first discovery of copper on the Whitehorse Copper Belt is reported to have been made by miners on their way to the Klondike in 1897. By 1899 the district had bee

    Jan 1, 1977

  • CIM
    The ACACIA Reactor Improving Gravity Recovery!

    By Ish Grewal

    The ACACIA Reactor - Introduction What is it? The Acacia Reactor is a fluidized bed high intensity cyanide leaching system. Purpose for its existence? The Acacia Reactor was developed to treat hig

    May 1, 2002

  • CIM
    Gold Gravity Recovery in Copper Circuits at BHP Tintaya

    By Valentin Choquenaha Bombilla, Oscar Alvarez Muiloz

    "Tintaya’s basic production line is copper concentrate, which has an important gold content. The process used is flotation; the objective of the metallurgical department is to obtain the best results

    Jan 1, 2002

  • CIM
    A Plant-Wide Control System for Flotation Level Control

    By D. G. Hulbert, J. H. Schubert, R. G. D. Henning

    "Froth depth, along with reagent addition and aeration rate, is one of the crucial factors that can be used to control a flotation circuit. Sub-optimal setpoints and disruptions in levels have a sever

    Jan 1, 1995

  • CIM
    Meeting Recruiting Challenges - Victor Project

    Project Schedule ?Construction 2005 ?2008 (3 years) ?Operations mid 2008 ?2020 (12 years) ?Closure 2020 ?2023 (3 years) ?Post-closure monitoring Victor Economic Facts ?$982 million investment;

    May 1, 2006

  • CIM
    A Liquefaction Incident in a Waste Pass: A Case Study

    By F. Hassani

    This Paper describes a sudden spill of rock waste used for backfilling from a waste pass at one of the underground mine in Canada thus causing a major failure/accident. The mine operator immediately

    May 1, 2003

  • CIM
    Numerical Modelling of a Brazilian Disc Test of Layered Rocks using the Combined Finite-Discrete Element Method

    By O. K. Mahabadi

    The scope of this study is to simulate the behaviour of a layered rock sample under standard laboratory Brazilian Disc test using an innovative combined finite-discrete element method (FEM/DEM) resear

    May 1, 2009

  • CIM
    American Barrick Goldstrike Operation in Elko Nevada - A Summary of the Operation and Future Expansions

    By R. H. Colquhoun, A. W. Bolland, H. J. H. Pieterse

    "American Barrick Resources Corporation acquired the goldstrike property in north eastern Nevada in early 1987. Since that time, the company has undertaken an extensive development program. This paper

    Jan 1, 1992

  • CIM
    Managing Plant Data with the Millex Information Management System

    By L. K. Walker, G. A. Kosick, P. D. Young

    "MillEX is an information management system designed by mineral processors for mineral processors. The system utilizes ""cutting edge"" software technology to gather and store all automatically and ma

    Jan 1, 1992

  • CIM
    Recommended Practices for Application, Installation and Calibration of a Weightometer

    By D. G. MacBeth

    Most belt scales on the market are factory calibrated to minimum accuracy figures of 0.1% - 0.2% at several load points. However, if the same belt scale is not properly installed and maintained on the

    Jan 1, 1975

  • CIM
    Leaching Practice at Denison Mines an Historical Review

    By E. LaRocque

    "Denison Mines Limited has been processing uranium ore in the Elliot Lake area since May of 1957. The ore body is located i11 the Huronion sediments on the north limb of the Quirke Lake syncline. Mine

    Jan 1, 1979

  • CIM
    Toppling failure — A proposed analytic solution

    By J. I. Mathis

    "The failure that was utilized for developing this model was a double bench-scale failure, approximately 20 m in height, in the Misery pit at BHP Billiton’s EKATI mine site. The bench that failed was

    Jan 1, 2004

  • CIM
    Maintenance, Metallurgy and Mining

    By C. W. Taylor, F. L. Martin

    "THE DICTIONARY defines Metallurgy as the ""science or art of separating metals from their ores and refining them for use"". In these days, however, such a definition is not detailed enough.The modern

    Jan 1, 1960

  • CIM
    Improving Fine Lead and Silver Flotation Recovery at BHP-Billiton’s Cannington Mine

    By Glenn Clarke, Ben Holloway, Barry Lumsden

    "BHP-Billiton’s Cannington mine in Northwest Queensland produces a silver-rich lead concentrate and a zinc concentrate. The plant has the capacity to treat 3.1 mta and for the year to June 2006 mean f

    Jan 1, 2008

  • CIM
    Process Improvements at Bell Creek Mill

    By F. Flynn, P. Downey, G. Ritson

    "Bell Creek Mill which has been in continuous operation since 1987 has undergone numerous operational changes in the past three years. The addition of over 2. 5 million tons of resource at over 13 git

    Jan 1, 1997

  • CIM
    The Highmont Concentrator Startup

    By R. S. Fukuhara, M. J. Allan

    "Highmont, a wholly owned subsidiary of Teck Corporation, operates a 25,000 ton/day mine and concentrator located in the Highland Valley of British Columbia. Construction of the plant commenced in the

    Jan 1, 1982