The Greenhills surface coal mining project

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Mots clés : Coal Mining;Surface mining;Greenhills project;Mine geology;Mine planning;Stripping;Coal processing;Maintenance
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Publication: CIM Bulletin
Auteur(s): D. ABBOTT
Numéro: 827
Volume: 74
Année: 1981
Texte
Sommaire: This paper provides a description of the Highmont copper-molybdenum concentrator from primary crushing through grinding, flotation, tailings disposal and water reclamation. The unique features of the operation will be emphasized.
Publication: CIM Bulletin
Auteur(s): C.V. SIBBALD
Mots clés: Concentrators, Highmont concentrator, Plant design, Grinding, Autogenous grinding, Crushing, Copper, Molybdenum, Flotation, Reagents, Dewatering, Tailings disposal, Water reclamation.
Numéro: 827
Volume: 74
Année: 1981
Texte
Sommaire: This paper outlines the scope and applications of 'COALMOD', the British Columbia Ministry of Energy, Mines and Petroleum Resources' computerized financial simulation model for coal mining developments. After a description of the computer system and language of implementation, the logic and scope of current model sub-routines are presented. This is followed by a presentation of examples on the current applications of the model to public policy evaluation, including benefit-cost analysis,...
Publication: CIM Bulletin
Auteur(s): FRANK C. BASHAM, PHILIPPE MONIER
Mots clés: Economic simulation, Computer modelling, Taxation, Policy, Financial analysis, Investment analysis, Coal mining, British Columbia.
Numéro: 827
Volume: 74
Année: 1981
Texte
Sommaire: Hydraulic drills, recently implemented at the Tantalum Mining Corporation of Canada, Limited, Bernic Lake Mine, are proving to be an economic alternative to pneumatic drilling systems. The paper describes the application of an electric-hydraulic drill jumbo to the mechanized room-and-pillar mine and its performance. The application of these drills resulted in improved environmental and working conditions.Drill rods and bits are a major cost centre in hard-rock mining applications. The paper...
Publication: CIM Bulletin
Auteur(s): G.W.R. KUZYK
Mots clés: Hydraulic mining, TANCO Mine, Pegmatite dykes, Tantalum, Lithium, Room-and-pillar mining, Benching, Sloping, Drills, Penetration rates, Cost centres, Electrical systems, Safety, Environmental control.
Numéro: 827
Volume: 74
Année: 1981
Texte
Sommaire: A simplistic algorithm for simulating the rod or ball mill Bond grindability test applied to ores and minerals is presented. A performance comparison between the present algorithm and a previously published algorithm by Kapur, modified in this work for a fair evaluation, is also given. A worked example is furnished for leading the reader through the various calculations.
Publication: CIM Bulletin
Auteur(s): V.K. KARRA
Mots clés: Mineral processing, Grinding, Bond grindability test, Rod mills, Ball mills, Kapur algorithm, Karra algorithm, Work index.
Numéro: 827
Volume: 74
Année: 1981
Texte
Sommaire: On April 22, 1980, the Ontario government introduced a totally new incentive program for mineral exploration in the province to be effective September 1, 1980. Replacing the former Mineral Exploration Assistance Program (MEAP) and also the assistance formerly provided to the mining sector under the Small Business Development Corporations Act, the new Ontario Mineral Exploration Program (OMEP) promises to offer a valuable benefit to certain eligible applicants.Unfortunately, the program is not...
Publication: CIM Bulletin
Auteur(s): ROBERT D. BROWN
Numéro: 827
Volume: 74
Année: 1981
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