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Innovations and Practices at OpemiskaBy F G. Cooke
"This paper describes a medium-sized copper mine's results in making innovations and changing operational practices to combat increasing expenditures due to higher labour and supply costs, extended wo
Jan 1, 1968
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The performance of fixed guidance systems in mine shaftsBy L. C. Galloway, P. M. Tiley
"Some progress has already been made in defining the parameters which will determine the performance of a guidance system in a mine shaft. Very little information is available, however, to help design
Jan 1, 1982
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Andco-Torrax: A Slagging Pyrolysis Solid Waste Conversion SystemBy P. E. Davidson
The management of solid waste is known to be a large and increasing problem in high-population areas throughout the world. It is not necessary here to add further definition to the nature and magnitud
Jan 1, 1977
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A Projection of Future Energy and Greenhouse Gas Emissions Intensity from Copper MiningIn this study, we develop a detailed model of the likely future carbon footprint of primary copper supply. We develop a peak copper production model, based on a detailed copper resource data set, and
Aug 1, 2013
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Industrial Gases for Copper ProductionBy A. Deneys
This paper reviews industrial gases used in primary copper production. Copper smelting industrial gas demand has steadily increased since the first commercial oxygenconcentrate smelting in 1952 [1]. I
Jan 1, 2007
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Mine Cars of CanadaBy G. C. Lipsyy
ALL mineral production? of Can11.da is transported in a mine car at some stage during its extraction. There are as many types and varieties of mine cars as there are of mines. Many of the cars in use
Jan 1, 1945
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History of Development and Organization at Flin Flon Mine, ManitobaBy W. A. Green
To those who may not be familiar with the history and organization of the Flin Flon mining property from the rime of its examination and option by the Harry Payne Whitney interests until the present s
Jan 1, 1930
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Comparing Refractory Gold Ore Pre-Oxidation Using Mintek's Advanced Leach FacilityBy S. J. van Rensburg
Competition for resources, including water and arable land, refocused attention on water and gold tailings management with respect to quantity and quality. MINTEK established and validated an "Advance
Jan 1, 2011
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Goods and Services TaxBy Robert B. Parsons
"On August 8, 1989, the Minister of Finance released a technical paper which sets out many of the details of a proposed 9% federal value-added tax to be called the ""Goods and Services Tax"". The GST,
Jan 1, 1989
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Application of Carbon Extraction Replicas in the Microstructural Analysis of High Strength Microalloyed SteelsBy K. Poorhaydari, B. M. Patchett, D. G. Ivey
In this paper, some applications of carbon extraction replicas, as samples for transmission electron microscopy (TEM), are discussed. Modern high strength microalloyed (HSMA) steels, used as structura
Jan 1, 2005
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Cross-border shopping in mining?By Robert B. Parsons
"It is generally acknowledged that Canadian and foreign-based mining companies are spending relatively fewer dollars in Canada and more dollars abroad than was the case not many years ago. It is commo
Jan 1, 1992
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Geology of McKenzie Red Lake Gold Mines PropertyBy T. S. Smith
INTRODUCTION IN PREPARING this paper for the District 4 Meeting, three factors had to be considered. First, the paper must fit the time alloted; second, it must give a general picture of the geology
Jan 1, 1951
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Suitability of on-Belt Elemental Analysis for Real-Time Ore Quality Measurement and Bulk Sorting"Real time analysis of conveyed bulk materials can be used to improve process performance by reducing variability and upgrading ore quality through selective removal of increments of flow that do not
Jan 1, 2017
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Antiscalants for Calcium Scale Control in Gold Process CircuitsBy Brad Wells, Wayne Bull, Wayne Dickinson
"Antiscalants were evaluated for control of calcium carbonate (CaCO3) in gold processing applications. Under severely supersaturated conditions, 100 percent inhibition was achieved with 30 ppm antisca
Jan 1, 2014
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Open Pit Mine Planning: A Practical Optimization and Evaluation Approach Under Uncertain MarketsBy Sabry A. Sabour
Metal price is among the key variables in the open pit optimization and the economic evaluation process. The common approach to handle metal prices in open pit mine planning is to optimize the ultimat
Aug 1, 2013
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Exploring Metal Recycling Business In ChinaBy K. Soga
DOWA has long been specialized in the treatment of complex massive sulfide ores from exploration through smelting. Its competitive advantage derived from ore dressing technology to dress and concentra
Jan 1, 2007
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Advances in the Use of Polytetrafluoroethylene during Medium Temperature Pressure Oxidation of Chalcopyrite"Previous studies on the effect of polytetrafluoroethylene addition during chalcopyrite leaching under conditions similar to those of the CESL process have reportedly resulted in complete leaching of
Jan 1, 2012
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Arctic Piercement DomesBy W. W. Heywood
"IntroductionCIRCULAR structures on the Arctic islands were first noticed early after World War II. During the indexing of the 1950 Royal Canadian Air Force photographs their occurrence was brought to
Jan 1, 1955
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Vale-Cytec-University Research Consortium on Processing Low Grade Ultramafic Nickel OresBy K. Scholey, S. Marcuson
As high grade nickel sulphide ores are being depleted and with the continuing challenges experienced in economically processing nickel laterite ores, it is important to investigate technologies that c
Jan 1, 2011
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Strain Distribution in the Bending-Under-Tension TestBy D. K. Uko
In the stretch-bend or bending-under-tension test, a strip is rigidly clamped and restrained at each end and bent by central transverse loading using a radiused punch: The strip deflection at failure
Jan 1, 1977