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Hydrochloric acid leaching of an Elliot Lake uranium ore
By G. M. Ritcey, K. E. Haque, S. H. Lucas
"Laboratory-scale hydrochloric acid leach tests were conducted on an Elliot Lake uranium ore. Hydrochloric acid leaches without an oxidant or with molecular oxygen (i.e., air or pure oxygen gas) as an
Jan 1, 1980
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Hydrochloric acid leaching of an Elliot Lake uranium ore (13a41608-dfe4-4266-9026-6b4afd0847bf)
By G. M. Ritcey, K. E. Haque, S. H. Lucas
"Laboratory-scale hydrochloric acid leach tests were conducted on an Elliot Lake uranium ore. Hydrochloric acid leaches without an oxidant or with molecular oxygen (i.e., air or pure oxygen gas) as an
Jan 1, 1980
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Controlled blasting to minimize overbreak with big boreholes underground
By P. R. Day, W. K. Webster
"The introduction of large boreholes underground initially involved taking the techniques of open-pit bench blasting to the production stope, but with deeper boreholes and narrower stopes more control
Jan 1, 1982
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Simulation of a dragline operation in all eastern Kentucky mine
By R. V. Ramani
"A computer simulation model of a dragline has beer developed for the study of alternative dragline deployment schemes for varying geological and mining conditions. In this paper, the mathematical asp
Jan 1, 1985
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Flotation of Base Metals from Grinding Mill Discharges
By A. J. Williams
"Conventional base metal milling practice normally consists of crushing, grinding and cyclone classification followed by flotation. It is the authors' belief that the commencement of flotation after c
Jan 1, 1984
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Strategic Risk Assessment and Management of Indigenous Issues in the Extractive Sector
By K. Ramji
"The development curve in the extractive sector has become longer, steeper, and riskier due to increased social, legal, and political risks from various stakeholders. Indigenous peoples are a unique s
Jan 1, 2016
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Model Predictive Control of the Flotation Process
By Donald Leroux, Martin Suichies, Andy Trusiak, Chris Dechert
"In modem concentrators, the operation of flotation machines is often stabilized by simple control loops. Froth level, slurry density and aeration rate are all physical parameters typically controlled
Jan 1, 1999
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Review of Self-Heating Testing Methodologies
By J. E. Nesset, F. Rosenblum, J. A. Finch
"The self-heating of sulphides can be a major hazard in mining operations and concentrate handling, particularly during transportation and associated storage. Self-heating results from the oxidation o
Jan 1, 2014
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A liquefaction incident in a fill raise: A case study
By F. Hassani, K. Moozar, J. Ouellet, P. Gauthier
"This paper describes a sudden spill of waste rock used for backfilling from a waste pass at an underground mine in Canada, thus causing a major failure/accident. The mine operator immediately launche
Jan 1, 2004
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On Stream Analysis and Computer Process Control Selection at the Thompson Mill, Inco Limited
By P. Chaddock
The Thompson Mill has a capacity of 15,000 T ID of ore and produces two grades of nickel concentrate, copper concentrate and occasionally graphite concentrate. Up to July of 1985 we processed two dist
Jan 1, 1987
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Lower level operations in a thick steeply pitching seam at Cadomin Coal Mine; in Cadomin, Alberta
By N. Melnyk
"FOREWORDThis paper provides a unique description of a method devised for mining a very thick steeply dipping seam of soft gassy coal which was prone to spontaneous combustion. The editors con¬sider t
Jan 1, 1985
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Stratigraphy and Structure of the Corbin Coalfield, British Columbia
By B. R. MacKay
Introduction The Corbin coalfield is one of the smallest, and at the same time one of the principal, producing bituminous-coal areas in southeastern British Columbia, and is unique on account of the
Jan 1, 1931
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Inspection Techniques - Non-Destructive Evaluation – Mill Gear Inspection Using Eddy Current Array (ECA) Combined With Alternating Current Field Measurement (ACFM) Techniques
By Tom Shumka
"All mineral processing facilities that use girth gear driven mills need to inspect the gear teeth on a routine basis, whether it be every six months to every three years. The inspection frequency dep
Jan 1, 2012
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The Box Mine
By W. G. Jewitt
THE Box mine, situated in Saskatchewan on the north shore of lake Athabasca, is unique in two respects. It is the first and, so far, the only gold mine in Saskatchewan, and it is the only gold mine in
Jan 1, 1940
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Teck’s Secondary Leaching Technology
By H. M. Lizama, R. L. Stephens
Secondary leaching of previously leached supergene copper ore has been developed and implemented at Teck’s Quebrada Blanca operations. This consists of using in-situ leaching techniques aided by geoph
Jan 1, 2019
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Improving Concentrate Grade through Smart Design and Piloting
By T. Strong
"Selectively recovering pentlandite from high levels of pyrrhotite presents a technical and operational challenge. The liberation characteristics and also the chemical environment is critical to perfo
Jan 1, 2017
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Contemporary International Law on the Seabed and Ocean Floor
By J. A. Beesley
This paper reviews contemporary international law concerning the seabed, current developments in the United Nations on the seabed, and the main outstanding problems. It emphasizes the importance that
Jan 1, 1969
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Pillar Extraction at the Sullivan Mine
By P. T. Bloomer
Introduction Mining of the orebody of the Sullivan mine, which is owned and operated by the Consolidated Mining & Smelting Company of Canada, Limited, has reached a point where pillar extraction is
Jan 1, 1948
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Design, testing and performance of the world’s first fuel cell mine vehicle—a production locomotive
By A. R. Miller, G. Desrivières, T. MacKinnon, H. Bursey, M. C. Bétournay, B. Replogle, D. L. Barnes, P. Laliberté
"A mine production locomotive, the world’s first applied industrial fuel cell vehicle, has been designed and tested in the context of a number of proof-of-concept projects supported by the Fuelcell Pr
Jan 1, 2004
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A Short History of Mineral Processing
By Fathi Habashi
"Crushing and grinding of ores and their beneficiation by washing away gangue minerals has been practiced since ancient times. Primitive crushing was done by hand pounding the ore with a hard stone th
Jan 1, 2009