Experimental investigation of the oxidation and consolidation of sulphide aggregates and the application to underground muck-piles—Lockerby Mine, Sudbury, Ontario

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Mots clés : Underground mining;Lockerby Mine;Blasthole slopes;Muck piles;Sulphide ore;Oxidation;Agglomeration;Copper sulphate;Shear tests;Flow functions;Scooptrams;Breakout force
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Texte
Publication: CIM Bulletin
Auteur(s): J.F. ARCHIBALD, J.H. MANTEL
Mots clés: Underground mining, Mine Uranium mines, Radon gas, Backfill
Numéro: 861
Volume: 77
Année: 1984
Texte
Publication: CIM Bulletin
Auteur(s): FRIEDRICH BENTHAUS
Mots clés: Underground mining, Coal, Shaft sinking, Drilling, Roadway drivage, Blasting, Coal winning, Coal preparation, Federal Republic of Germany
Numéro: 861
Volume: 77
Année: 1984
Texte
Publication: CIM Bulletin
Auteur(s): J.J. BYERLEY, K. ENNS
Mots clés: Hydrometallurgy, Electroprocessing, Cyanide, Thiocyanate, Cyanidation, Oxidation
Numéro: 861
Volume: 77
Année: 1984
Texte
Sommaire: This paper discusses various aspects affected by the use of large-diameter boreholes in underground mines. Topics covered consist of noxious fumes, vibrations, post-blast effects, various types of explosives, the cordine system in production blasts, the slider primer system and wall-control methods. In general, the paper is an overview of this important fact of underground mining.
Publication: CIM Bulletin
Auteur(s): ROGER LAFRANCE
Mots clés: Underground mining, Boreholes, Blasting explosives, Wall control, Blast-loading techniques
Numéro: 861
Volume: 77
Année: 1984
Texte
Sommaire: With several hoots of the whistle, Canada's fiscal engineers are once again cranking up the income tax locomotive, in an effort to inject new stimulus into a stubborn economy. And once again, additional gears, wheels, levers, and other mysterious parts are being added to the already complex machinery in order to accommodate the new push.
This time, a significant new mechanism involves a major overhaul and expansion of the investment tax credit system.
Although the shiny new devices have...
Publication: CIM Bulletin
Auteur(s): ROBERT B. PARSONS
Numéro: 861
Volume: 77
Année: 1984
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