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  • CIM
    Graphical-Analytical Model of the Generation of Methods and Variants of Methods of Digging, respectively of the Technologies and Technological Variants of the Execution of the Underground Mining Work

    By Nicolae Dobritoiu

    The literature in this field and the practical activity record that a method, respectively the technology used for an underground mining work have many components which, in order to be applied, demand

    Oct 1, 2009

  • CIM
    Evolution of SAG Mill Process Control at the Xstrata Nickel Raglan Operation

    By Colin Hardie, Erik Bartsch, Guy Comeau

    "The Xstrata Nickel Raglan Concentrator, located at the northern limit of Quebec’s Nunavik region has been in operation since 1997. Originally designed to process 800,000 tonnes per year of high grade

    Jan 1, 2008

  • CIM
    Copper Concentrate Quality Improvements at Myra Falls (40th Annual Meeting of the January 22 to 24, 2008 Canadian Mineral Processors Ottawa, Ontario, Canada )

    By Trevor Yeomans

    "NVI Mining’s Myra Falls Operation is a forty year old underground mining operation feeding a 4000 mtpd concentrator.The current Mill, built in 1985, was designed to process a large massive sulphide o

    Jan 1, 2008

  • CIM
    Moly-Cop Tools Applications for the Assessment of Grinding Media Performance at Full Industrial Scale

    By J. E. Sepulveda, R. Morrow

    "The Linear Wear Theory provides a reliable framework for the assessment of grinding media performance at full scale. This theory can be applied for analyzing grinding media consumption rates in any g

    Jan 1, 2014

  • CIM
    Mining Community Sustainability and well-being in British Columbia, Canada

    By Janis A. Shandro

    The mining sector is a major economic driver for Canadian, and British Columbian communities. In parallel strong commitments have been made by industry to the well-being and sustainability of associat

    May 1, 2011

  • CIM
    Control System Performance Assessment-Best Practices

    By Michel Ruel

    "PID loops – also known as base layers or regulatory controls – form the foundation of any plant’s control layer and it is generally accepted that PID loop health has a direct impact on the plant’s bo

    Jan 1, 2011

  • CIM
    Considerations Regarding the Development of an Economic Mathematical Model for Optimizing the Technological Variants in the Coal Mine Faces

    By Dolea Gabriel Gheorghe

    In the present paperwork is proposed an economical-mathematical model (fuzzy) that aims optimize the technological variants of the mechanized coal face. By fuzzification, the issues to solve become mo

    Oct 1, 2009

  • CIM
    Flowsheet Development for the Hypogene Geomet Unit in the Ivanplats Kamoa Copper Project

    By S. R. Amos, N. O. Lotter, A. L. Hannaford, J. F. Oliveira, D. W. Broughton

    "Ivanplats Ltd appointed Xstrata Process Support to perform the flowsheeting development work for their hypogene and supergene geomet units of the Kamoa Copper deposit, located in the Democratic Repub

    Jan 1, 2013

  • CIM
    A Review of Flotation Columns Application in Rougher Circuits

    By M. Massinaei, M. R. Yarahmadi, S. Zeidabadi, M. Oliazadeh

    "Although the majority of new flotation column installations continue to be for cleaning or recleaning, an increasing number of flotation projects are specifying columns for roughing or scavenging dut

    Jan 1, 2011

  • CIM
    Improvements in Column Flotation Through the Use of Microcel™ Spargers at Antamina

    By David Estrella, Hector M. Lizama, Jhonny Carrión

    "Microcel™ sparging systems were installed on one column of the molybdenum cleaner circuit and one column of the copper first cleaner circuit at Antamina. The Microcel™ system is known to generate fin

    Jan 1, 2008

  • CIM
    MillMapper - A Tool for Mill Liner Condition Monitoring and Mill Performance Optimization

    By Jochen Franke, Derek D. Lichti

    "This paper gives a brief introduction and presents recent enhancements in the MillMapper technology developed for thickness gauging and condition monitoring of liners in grinding mills used for miner

    Jan 1, 2008

  • CIM
    Implementation of the management safety audit system

    By Claude MacDonald, John H. Ashburn

    "IntroductionIndustrial growth and technological change over recent years had been accompanied by two major sources of concern to management and employees: (a) increase in occupational injury and illn

    Jan 1, 1987

  • CIM
    Comparison of Uranium Solvent Extraction Strip Options

    By Deon van Tonder, Chuck Edwards

    "Solvent extraction is used in many acid leach uranium circuits to upgrade and purify the uranium bearing solution prior to final product precipitation. A number of strip options are available to reco

    Jan 1, 2013

  • CIM
    Scandium: an Unusual Element with a Bright Future - The Development of Processing Technologies for the Nyngan Scandium Project

    By Willem P. C. Duyvesteyn

    "Scandium International Mining Corp (SCY) has been involved in the commercial development of its Nyngan Scandium Project for about ten years. Various studies at a variety of global R&D organizations h

    Jan 1, 2016

  • CIM
    On The Floatability of Gold Grains

    By Stephen L. Chryssoulis, Daniela Venter, Stamen Dimov

    "Comparative surface analysis of floated and rejected free gold grains from a number of full scale benefication plants and from pilot plant testwork, has shown silver (the most common impurity in gold

    Jan 1, 2003

  • CIM
    Knelson-Deswik Milling Technology: Bridging the Gap between Low and High Speed Stirred Mills

    By David Rahal, Des Erasmus, Ken Major

    "Over the past twenty years there has been an increased emphasis on fine grinding in the minerals industry. This spurred the development of a range of new fine grinding equipment in the 1990s. At that

    Jan 1, 2011

  • CIM
    A New ERA Tool for State of the Art Metallurgical Balance Calculations

    By Frédéric Flament, Luc Lachance

    "The important task of metallurgical accounting that used to be done manually is being more and more automated. Currently available solutions can generate accounting reports without human intervention

    Jan 1, 2011

  • CIM
    Pyrrhotite Rejection at Strathcona Mill - DETA/SMBS Plant Trials

    By J. Coffin, R. Multani, C. Deredin

    Glencore’s Strathcona Mill has recently evaluated a pyrrhotite depressant combination of diethylenetriamine (DETA) and sodium metabisulfite (SMBS) to improve its overall plant pyrrhotite- pentlandite

    Jan 1, 2019

  • CIM
    A Feasibility Study on the Use of Desulphurized Tailings to Control Acid Mine Drainage

    By Mostafa Benzaazoua, Bruno Bussière, Philippe Poirier, Denis Bois

    "Environmental desulphurisation is an attractive alternative for the management of acid generating tailings. Non selective froth flotation is the most commonly used method to produce desulphurized tai

    Jan 1, 2004

  • CIM
    Tensile Strength Anisotropy of Barre Granite

    By F. Dai

    Granitic rocks usually exhibit strongly anisotropy due to pre-existing microcracks induced by geologic loadings. The understanding of the rock anisotropy in mechanical properties such as tensile stren

    May 1, 2009