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Choosing a SAG Mill to Achieve Design Performance
By Sami Hindstrom, Travis Orser, John Starkey
"A great deal of effort has been expended in the last 11 years by the authors and others to identify the correct power required to grind ore in a SAG mill, by developing ore hardness variability funct
Jan 1, 2003
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Energy Requirements in Electrolytic Winning and Refining of Metals
By V. A. Ettel
Current practices in electrolytic winning and refining of copper , nickel and zinc are reviewed from the point of view of their respective energy requirements. The electrical energy requirements of th
Jan 1, 1977
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A Focus on Variability within the Orebody for Improved Design of Flotation Plants
By Glenn Kosick, Roger Amelunxen, Glenn Dobby
"The variability in flotation response within an orebody is often a significant problem to address during the design phase of a flotation circuit. In addition, for existing operating plants, the reaso
Jan 1, 2002
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Improving Fine Lead and Silver Flotation Recovery at BHP-Billiton’s Cannington Mine
By Glenn Clarke, Ben Holloway, Barry Lumsden
"BHP-Billiton’s Cannington mine in Northwest Queensland produces a silver-rich lead concentrate and a zinc concentrate. The plant has the capacity to treat 3.1 mta and for the year to June 2006 mean f
Jan 1, 2008
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Gold Losses at Klondike Placer Mines
By R. Clarkson
"The Yukon's numerous (185) placer gold mines are still a major social and economic force in this developing economy. Gold recovery at each of the various sluiceboxes is not optimized due to extremely
Jan 1, 1990
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Diamonds in Canada
By J. J. Brummer
The possibility of diamonds occurring in Canada was first raised by W. H. Hobbs in 1899, who concluded: "that the apex of the fan of diamond distribution probably lies somewhere in the strip of the t
Jan 1, 1978
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Silica-Kaolin Deposits of Algocen Mines Limited
By D. E. Smith, M. K. Murthy
"The commercial potential of a silica-kaolin deposit that occurs on the banks of and close to the Missinaibi River in the District of Cochrane, Ontario, is under evaluation by Algocen Mines Limited. T
Jan 1, 1970
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The Use of Ammoniacal Copper Sulphate in a High-Alkaline Pulp to Treat Contaminated Zinc Ore in Normetal Concentrator
By F. C. Lendrum
Introduction The property of Normetal Mining Corporation is in Desmeloizes township, Quebec, twelve miles north of Dupuy on the main line of the Canadian National railway from Quebec city co Cochra
Jan 1, 1948
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Ensuring the Furnace Integrity with Intelligent Operations, Efficient Cooling and Refined Design
By Iina Vaajamo, Jani Jansson, Lauri Pesonen
In pyrometallurgical operations, structural integrity of a high temperature furnace plays a crucial role in the overall safety, profitability and ecological footprint of the plant. Furnace integrity i
Jan 1, 2015
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Galvanic Interaction and Particle Size Effects in Self-Heating of Sulphide Mixtures
By Jan E. Nesset, James A. Finch, Frank Rosenblum, Rebecca Payant
"Under certain conditions of moisture and oxygen, sulphides can spontaneously heat, a phenomenon known as self-heating. In this paper, we test a hypothesis that galvanic interaction between some sulph
Jan 1, 2011
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Evaluation of Location Based Management System in the Construction of Power Transmission and Distribution Projects
By Abhiram Shankar
Construction projects are becoming more demanding both in terms of time and complexity. This necessitates intricate planning and sequencing of activities at the macro and micro level and continuous fl
Aug 1, 2013
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The St. Lawrence deposit, Seeley’s Bay, SE Ontario — A major wollastonite skarn in the Frontenac Terrane (ef6c9811-507f-4964-b191-8a798691efa4)
By T. A. Grammatikopoulos, B. Vasily, A. H. Clark
"The St. Lawrence deposit is a large wollastonite skarn (ca. 9 Mt @ 41.3% wollastonite) adjoining the gabbroic-to-syenitic Leo Lake pluton in the granulite facies Frontenac Terrane of the Grenvillian
Jan 1, 2003
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Ceramic Materials in the Construction Industry
By J G. Brady
This paper discusses the ceramic products used in the construction industry in Canada, as well as the main raw materials used in their manufacture. The products include the! following: (1) clay prorlu
Jan 1, 1963
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Trace Metals in the McMurray Oil Sands and Other Cretaceous Reservoirs of Alberta
By Jean Scott, G. A. Collins, G. W. Hodgson
WHILE it is well known that trace metals in crude •oils and distillates have been a matter of deep concern to refining engineers because of the damage done .by the metals to cracking catalysts and ref
Jan 1, 1954
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The Plant Audit (97ca6ee7-2dc9-4753-846d-b993abc1472c)
By A. J. Neale, B. C. Flintoff
"In most mineral processing operations the term audit is usually reserved for the exercise of checking financial records and/ or safety practices. While these activities are time consuming, no one dis
Jan 1, 1991
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The Future of the Copper Industry
By Arthur Notman
In view of the alarm expressed in many quarters over the increased production of copper to come from Canada and Africa in the future, it is of interest to study the history of the principal producing
Jan 1, 1931
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The Determination of Selection Elements and Lumped Parameters for Grinding Mills
By A. L. Mular
This paper provides a worthwhile contribution to the knowledge needed for calculating and using mathematical models of grinding circuits. The computer search algorithm proposed should remove much of t
Jan 1, 1970
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Closing the loop—Using actual concentrator performance to determine the true value of ore sources
"The Antamina orebody is a geologically complex, polymetallic skarn located in the Peruvian Andes. A range of copper and copperzinc ores are campaigned separately through the concentrator producing co
Jan 1, 2005
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Leaping Forward in SAG and AG Mill Simulation using a Mechanistic Model Framework
By R. M. de Carvalho
Empirical and phenomenological models of SAG and AG mills have dominated the scene for the last few decades, being used nearly every time a mill is scale-up or an attempt is made to improve its perfor
Jan 1, 2012