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Evolution of SAG Mill Process Control at the Xstrata Nickel Raglan Operation
By Colin Hardie, Erik Bartsch, Guy Comeau
"The Xstrata Nickel Raglan Concentrator, located at the northern limit of Quebec’s Nunavik region has been in operation since 1997. Originally designed to process 800,000 tonnes per year of high grade
Jan 1, 2008
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Practical Experience in the Briquetting of Bituminous Coking Coal
By J. Shanks
A S far back as 1925, Brazeau Collieries, Limited, became interested in .briquetting. This was brought about by complaints from their principal customer that stack losses, due to a high percentage of
Jan 1, 1942
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A feasibility study on the use of desulphurized tailings to control acid mine drainage
By D. Bois, P. Poirier, B. Bussière
Environmental desulphurization is an attractive alternative for the management of acid generating tailings. Bulk sulphide flotation is the most commonly used method to produce desulphurized tailings,
Jan 1, 2005
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Estimation Errors for Gold Inventory in Large Carbon-In-Leach Tanks
By Jr. Blanchette, Claude Bazin, Paul Blatter
"Reporting of the gold production during a month implies to estimate the mass of gold that is processed by a mill, recovered as dorés, lost to the tailings and the change of gold inventory within the
Jan 1, 2011
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Activated Carbon’s Use in Gold Adsorption and Recovery (Presented with Consideration to the Operator’s Point-of-View) Scotia International of Nevada, Inc
By Michael Drozd
"The operation of an activated charcoal system has five separate unit operations. These unit operations have common points for CIP, CIL and CIS system, which vary widely in application.The unit operat
Jan 1, 2008
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From Stabilization to Optimization; Process Control in the Flotation Process at Xstrata Nickel’s Strathcona Mill
By Xing Jin, Dan Graffi, Glenn MacPherson, Dan Rioux
"The complexity of a modern flotation circuit makes it susceptible to disturbances such as changes in feed, ore mineralogy, equipment degradation, poor measurements and faulty instruments. Good measur
Jan 1, 2013
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Stability of Pillars and Tabular Excavations under Shear Loading Conditions ? Implications for Mine Planning and Design
By Fidelis T. Suorineni
Rockbursts are a major hazard in deep hard rock underground mining and tunneling. To date a significant number of rockbursts still defy conventional explanations. A review of rockburst case histories
May 1, 2011
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Optimization of SAG Mill Process Control at the Raglan Mine
By G. Couture, J. -F. Dubé, F. Letarte-Lavoie
"The Xstrata Nickel Raglan concentrator, located in Quebec’s Nunavik region, has been in operation since 1997. Originally designed to process 800,000 tonnes per year of high-grade nickel ore, the plan
Jan 1, 2013
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Problems and Developments in Rail Movements from Source to Dock
By J. M. Livingstone
"This paper covers some of the problems confronted by Canada's railways in moving bulk materials from their source to the dock-site. The ""cost center"" concept is presented, and hypothetical examples
Jan 1, 1968
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Advanced Control for Mineral Processing: Better Than Expert Systems
By Robert K. Jonas
"Minerals processors can improve production by using the best available control technology to control their operations. Many mines use expert systems that can provide improved results over manual or b
Jan 1, 2008
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Developing Solutions to Complex Flotation Problems
By B. K. Gorain
"Mining of low grade deposits along with the necessity to design and operate flotation plants with high throughput presents unique metallurgical and environmental challenges that need to be addressed
Jan 1, 2013
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Knelson-Deswik Milling Technology: Bridging the Gap between Low and High Speed Stirred Mills
By David Rahal, Des Erasmus, Ken Major
"Over the past twenty years there has been an increased emphasis on fine grinding in the minerals industry. This spurred the development of a range of new fine grinding equipment in the 1990s. At that
Jan 1, 2011
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Capital Cost Estimating for Mineral Processing Plants
By R. J. Balfour, T. L. Papucciyan
"INTRODUCTIONCapital Cost considerations are basic to feasibility in the achievement of success for Mineral Processing Projects as much as or more than in many other industries. Capital cost is an imp
Jan 1, 1972
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Including In-Process Inventories in the Metal Accounting of Flotation Plants
"Increasing demand for timely and accurate information about flotation plant performance requires metal accountants to increase the scope and reporting frequency of plant production. This trend has br
Jan 1, 2014
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Low-Grade Geothermal Potential of the Regina - Moose Jaw Area, Saskatchewan
By L. W. Vigrass
Porous and permeable rocks deeply buried in sedimentary basins contain immense volumes of hot water with the potential to supply low-grade heat energy. A part of Canada with sizeable potential for low
Jan 1, 1979
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Arctic Resource Development Challenges for Environmental Approvals
By Nick Poushinsky
OVERVIEW OF PRESENTATION ?Stantec?s Northern Presence ?Challenges for Northern Development ?Environmental Approval Challenges ?History/Expectations ?Baseline Data ?Consultation ?Regulatory Pr
May 1, 2009
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Gypsum Deposits of Southwestern Newfoundland
By D. M. Baird
ABSTRACT A revised stratigraphic section of Carboniferous rocks which occupy about 700 square miles in southwestern Newfoundland is presented. Gypsum, which outcrops at thirty-five different localiti
Jan 1, 1951
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Geometallurgical Modeling - The New Approach to Plant Design and Production Forecasting/Planning, and Mine/Mill Optimization
By Dave Bulled, Chris Bennett, Glenn Kosick, Glenn Dobby
"Mining companies around the world are embracing geometallurgical modeling at a rapid rate, as senior executives realize that inputs must be properly measured if the output is to be managed effectivel
Jan 1, 2004
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Refining Practice at Pamour Porcupine Mines Limited
By R. D. Lindsay
"Pamour Porcupine Mines, Limited is involved in the mining, milling and primary refining of various gold, gold - copper and refractory gold ores. Pamour operates five mines in the Porcupine Mining Dis
Jan 1, 1986
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Application of a Model-Based Predictive Controller on a Vacuum Heat-Exchange Network for the Bayer Process
By Yannis Faitakis, Simon Bergeron
"This paper describes the implementation of model-based predictive control (MPC) on a vacuum heat exchange network at Alcan's Jonquière Complex. The plant produces alumina from bauxite ore using the B
Jan 1, 2003