Dissolution kinetics and carbon adsorption for the cyanidation of gold ores in oxygen-enriched slurry

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Mots clés : Oxygen-enriched cyanidation;Cyanidation;Kinetics;Particle size
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Publication: CIM Bulletin
Auteur(s): D.L. Johnston
Mots clés: Human resources, Aboriginal communities, Arctic ventures, Cominco Ltd.
Numéro: 986
Volume: 88
Année: 1995
Texte
Publication: CIM Bulletin
Auteur(s): William Trahant, John Campbell
Mots clés: Total Quality Management (TQM), Human resources, Mine management.
Numéro: 986
Volume: 88
Année: 1995
Texte
Publication: CIM Bulletin
Auteur(s): GO Espejo, Denise Duncan
Mots clés: Education, Human resources, Teachers in Business program
Numéro: 986
Volume: 88
Année: 1995
Texte
Publication: CIM Bulletin
Auteur(s): F. Osmond, R. Kelly
Mots clés: Human resources, Training programs, Iron Ore Company of Canada (IOC).
Numéro: 986
Volume: 88
Année: 1995
Texte
Sommaire: The 1994 Quebec Budget included a significant overhaul of the mining duties system in that province: broadening the base and lowering the rate, all in the name of "ensuring the integrity of the taxation system" and "enabling the State to collect fair compensation ". The reforms hit hardest on the small, lightly-capitalized producer, by repealing the basic annual exemption, limiting the refund for losses, and significantly reducing the investment and processing allowances....
Publication: CIM Bulletin
Auteur(s): Robert B. Parsons
Numéro: 986
Volume: 88
Année: 1995
Texte
Sommaire: Abstracts of theses related to mineral deposit studies and exploration, completed at geology or earth science departments of Canadian universities, have been compiled for the period 1991 to mid-1993. Part I, presented in the June, 1994 issue of the CIMBulletin, gave a listing of thesis titles. Part II, which consists of edited abstracts of theses considered to be of direct application to mineral deposit studies and exploration, is presented under various themes as follows:
A. Kimberlites,...
Publication: CIM Bulletin
Auteur(s): Wouter Bleeker
Mots clés: Kimberlites, Alkaline Intrusions, Volcanogenic Massive Sulphide Deposits, Mesothermal Gold Deposits, Gold Deposits, Magmatic Nickel-Copper, Platinum, Chromite Deposits,Granite, Pegmatite, Porphyry, Diverse Hydrothermal Deposits, Sediment-hosted Copper Deposits, Mississippi Valley, Lead-Zinc Deposits, Uranium-related studies, Evaporites, Exploration Geophysics
Numéro: 986
Volume: 88
Année: 1995
Texte
Sommaire: The zinc refinery of Hudson Bay Mining and Smelting Co., Ltd. went through a major modernization in 1993, when the roaster and the calcine and fume leach circuits were replaced by a new Sherritt zinc pressure leach plant. The HBMS plant, in Flin Flon, Manitoba, represents the first commercial application of the Sherritt two-stage zinc pressure leach process, with 100% of the zinc concentrate feed processed in autoclaves. The process design of the new plant required definition of the deportmen...
Publication: CIM Bulletin
Auteur(s): M.J. Collins, I.M. Masters, E. Ozberk, B.D. Krysa, G.J. Desroches
Mots clés: Metallurgy, Zinc pressure leach plants, Leach plant, Pressure leaching.
Numéro: 986
Volume: 88
Année: 1995
Texte
Sommaire: Mining has the reputation of being a very "macho" industry. Recently, wider educational opportunities for women in non-traditional occupations and changes in mine technology have combined to make mining a viable career choice for women also. To benefit from this new resource, the mining industry faces the challenge of developing a different work environment from the one now burdened with sexism. Management-supported initiatives are needed to facilitate such a transformation. The...
Publication: CIM Bulletin
Auteur(s): M. Phyllis Bray
Mots clés: Human resources, Women in mining.
Numéro: 986
Volume: 88
Année: 1995
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