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Overview of the Great Whale Iron Ore Project( GWIOP )
By Jean Rosaire
?GWIOP Location ?Climate and Physiography ?History ?Geology ?Deposit Types ?Mineralization ?Historical Mineral Resources ?Conclusions and Work Program
May 1, 2007
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A Mathematical Model for the Prediction of Large Diameter Ball Consumption Rates in Semiautogenous Grinding Applications
By J. E. Sepulveda, R. Morrow
"In full scale mineral grinding operations, the steel balls normally utilized as auxiliary grinding media get to be consumed at different specific rates, as determined by 3 basic mechanisms: abrasion/
Jan 1, 2015
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Maintenance management control through utilization of a computerized system at the Key Lake project
By T. Warren, R. Pender
"Significant strides have been made during the past decade to integrate the traditionally separate administrative functions of financial management, materials management and maintenance management.In
Jan 1, 1990
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Traitement des eaux contaminées - Mine Restigouche, Nouveau-Brunswick
Plan de l?exposé ?? Présentation du site de la mine Restigouche et du mandat confié à Genivar ??Dénoyage de la mine ??Processus d?enlèvement des boues au fond de la fosse ??Utilisation de Géotubes
Feb 1, 2008
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Selective flotation of sphalerite from Pb-Zn ore without copper activation
By M. Leroux, S. R. Rao, J. A. Finch
"Poor Pb-Zn selectivity during Pb flotation in laboratory tests on a Mississippi Valley-type Pb-Zn ore was traced to apH effect. In the pH range, 9.5 to 11.0 sphalerite floated readily without copper
Jan 1, 1987
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Exploitation de la zone nord à la Mine Kiena avec des équipements captifs
By Rosaire Emond
Le concept du forage horizontal a été développé voilà de nombreuses années. Différents types de plate-formes permettant le forage horizontal depuis une cheminée ont été conçus par divers manufacturier
Oct 1, 2001
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Western Mines- Myra, Lynx and Price deposits
By R. H. Seraphim
"Western Mines Limited produces gold, silver, copper, lead and zinc from a number of Paleozoic volcanogenic deposits near Buttle Lake on Vancouver Island. The deposits were emplaced along a series of
Jan 1, 1980
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Melt Extraction of Gold Fibers and Precious Metal Doped Fibers and Preparation of Porous Gold Fiber Structures
By Olaf Andersen
Crucible melt extraction yields short metal fibers with eqivalent diameters as low as 50 µm from almost arbitrary metals and alloys. Highly porous components can be made from such fibers by suitable d
Oct 1, 2003
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Mechanical Responses of Columnar Jointed Basalt during Unloading Tunneling: In Situ Investigation and Numerical Analysis
By Xiang-dong and Zhu, Xia-jie Hao, Yi-lin Fan, Quan Jiang, Lian-xing Hu, Xia-Ting Feng, Shao-jun Li
"Columnar jointed basalt (CJB), which typically originates from lava flows, is characterized by a special geological structure. The joint network inside the CJB is self-organized into a rough hexagona
Jan 1, 2015
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Leaching/flotation processing of complex sulphide ores
By Franciszek Letowski
"Recovery of precious metals associated with a sulphidic matrix has an important economic effect on complex sulphide ore treatment. Because a significant portion of the silver and gold associated with
Jan 1, 1987
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Truck Lift System
? CONSTRUCTION AND MINING COSTS ARE HIGH IN THE ARCTIC ? VERTICAL KIMBERLITE PIPES WITH HIGH STRIP RATIOS ? SITE SPECIFIC GEOMETRIC CONSTRAINTS ? OPEN PIT FOLLOWED BY UNDERGROUND MINING ? HIGH KIM
May 1, 2003
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Innovative Technologies for Copper Smelting and Electric Slag Cleaning and Matte Settling Furnaces
By A. Esterhuizen, S. Essack, H. Joubert, N. Fowler
Tenova Pyromet has developed innovative technologies for copper smelting and electric slag cleaning furnaces. Based on client feedback and requirements, innovative designs have been developed to addre
Jan 1, 2019
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Mineralogy and characteristics that affect recoveries of metals and trace elements from the ore at Heath Steele Mines, New Brunswick
By T. T. Chen, W. Petruk
The mineralogy of the feed, concentrates and tailings from the Heath Steele mill in New Brunswick was studied in detail to determine the liberation and recoveries of the major ore minerals, and to cha
Jan 1, 1980
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The Past 70 Years of Flash Smelting
By M. Lahtinen, P. Latostenmaa, I. Kojo, E. Peuraniemi, M. Lindgren, S. Jyrkönen, M. Jåfs
The year 2019 marks the 70th anniversary of Flash Smelting. The technology was operated on industrial scale for the first time at the Outokumpu Harjavalta copper smelter in Finland in 1949. Since then
Jan 1, 2019
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150th Anniversary Victoria Bridge, 1859 - mid-December, first train; 1860 August, celebration
By H. J. McQueen
ORDER OF PRESENTATION ?INTRODUCTION TO THE VICTORIA BRIDGE ?REASONS FOR A BRIDGE AT MONTREAL ?RAILROAD BRIDGE REQUIREMENTS ?IRON PRODUCTION CANADA / WORLD AL ?METALLURGICAL INDUSTRY CANADA ?FA
May 1, 2011
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Understanding Electrical Energy Use at Copper Smelters
By Lauri Pesonen
"Although electrical energy use at copper smelters is typically about 15-20% of operational costs, it is something which is not very often analyzed and discussed at a detail level in technical papers
Jan 1, 2017
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Electric-Pulse Disaggregation (Epd), Hydroseparation (Hs) and Their Use in Combination for Mineral Processing and Advanced Characterization of Ores
By Vladimir N. Rudashevsky, Louis J. Cabri, Nikolay S. Rudashevsky, Thomas Oberthür
"EPD (Electric Pulse disaggregation) and HS (hydroseparation) are exceptional technologies for research, concentration, evaluation, and mineral extraction of specific minerals such as precious metals
Jan 1, 2008
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Experimental investigation of the oxidation and consolidation of sulphide aggregates and the application to underground muck-piles Lockerby Mine, Sudbury, Ontario
By S. Nikolic, O. O. Kehinde-Philllps, O. T. Djamgouz, D. H. Rousell
"A bulk mining method is employed at the Lockerby mine resulting in the formation of large muck-piles. If these muckpiles remain in the stopes for some time they may agglomerate to the extent that the
Jan 1, 1984
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Ground granulated blast-furnace slag for cemented mine backfill: production and evaluation
By E. Douglas, V. M. Malhotra
"This report presents the results of a laboratory study undertaken to evaluate ground granulated blast-furnace slag from Algoma Steel Corporation, as a replacement for Portland cement in cemented mine
Jan 1, 1989
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Geology of the Two Duck Lake Intrusion and the Marathon Cu-PGE Deposit, Coldwell Complex, Northern Ontario
By Richard Dahl, Richard P. Taylor, David H. Watkinson
"Abstract - Detailed mapping of the Eastern Gabbro, Coldwell Complex, Ontario, revealed that the copper and platinum-group-element deposit on the Marathon property is confined to a coarsegrained to pe
Jan 1, 2001