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Optimizing performance of AG/SAG mills – A design approach
By Sanjeeva Latchireddi, Travis Orser
"Today’s high capacity semiautogenous grinding (SAG) mills expend vast amounts of energy and in doing so consume tons of shell liners and steel balls, while processing ore. The energy efficiency of th
Jan 1, 2005
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POWERPLAY - Realizing Savings Through Energy Management
By Andy Lemay
Vale (previously known as CVRD) is: ? The second-largest mining company by market capitalization (NYSE:RIO) ? Headquartered in Brazil ? Global workforce of over 100,000 employees including outsourc
May 1, 2008
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Cabot Corp. - Tantalum Mining Corporation of Canada Ltd.
By William Ferguson, Claude Deveau, Wade Hazel, Stephen R. Young, Allen Lussier, Robert Copeland
"LocationSometimes known as the Bernie Lake mine, the mine is located about 180 km east-northeast of Winnipeg on the northwestern shore of Bernie Lake, close to the Nopiming Provincial Park and the Ma
Jan 1, 2000
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Modeling Oil Sand Surface Response Below an In-Pit Plant in the Canadian Oil Sands
By N. Shi, T. G. Joseph
ABSTRACT Before any large plant is moved onto an oil sands dominated surface, particularly those surfaces encountered in-pit, it is imperative that the ground be evaluated for bearing capacity. A 2230
Jan 1, 2013
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Application of Mass Blast Principle for Stope Blasting in Deep Mines
?? Intro ?? Mass blast principle ?? LaRonde evolution toward mass blast ?? Overview ?? Mining method ?? Longitudinal ?? LaRonde evolution (2002 to today) ?? Drill and blast design ?? Consumpti
Feb 1, 2008
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Best Practices in Sustainability Reporting in the Mining Sector
Presentation Outline ERM ? corporate profile Background to sustainability reporting GRI G3 Guidelines (Oct 2006) Best practice examples Contact information ERM ? corporate profile Over 35 years
May 1, 2008
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Control Feeding of Ores By Natural-Frequency Machines
By A. Musschoot
"The paper will review general types and designs of vibratory feeders, describing briefly the design features and characteristics that apply to the application of specific types. Control consideration
Jan 1, 1972
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Identification and Risk Assessment of Cross-Border Mergers and Acquisitions y China?s Coal Enterprises
By Zhang Junzhi
This paper relates cross-border mergers and acquisitions (M&A) risk management theory to actual coal enterprises in China. The 3 phases of M&A are preparation, implementation and integration. By using
Aug 1, 2013
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Improving Silica Dust Controls for Metal/Nonmetal Mining Operations in the United States
By Jay F. Colinet
Researchers at the Pittsburgh Research Laboratory (PRL) of the National Institute for Occupational Safety and Health (NIOSH) work to reduce respirable dust exposures in mining operations. One focus o
May 1, 2007
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Risk Discounting: The Fundamental Difference between the Real Option and Discounted Cash Flow Project Valuation Methods
By Michael Samis
The real option valuation method is often presented as an alternative to the conventional discounted cash flow (DCF) approach because it is able to recognize additional project value due to the presen
May 1, 2003
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Cyanide Analysis for Complex Cyanide Solutions
By W. van der Merwe
With the gold industry looking to process more complex ores, the online measurement and control of cyanide addition to the gold leaching circuit has become more crucial. This paper compares the two co
Jan 1, 2011
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Development of BIM Based Rehabilitation and Maintenance Process for Roads
By R. Heikkilä
The utilization of Building Information Modeling (BIM) and model based 3-D control of work machines have increased a lot in new road construction in Finland as well as in other Nordic Countries. Up to
Aug 1, 2013
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Geochemical dispersion of uranium in overburden-covered regions
By John J. Barakso
A summary of geochemical dispersion processes is presented. Secondary and tertiary dispersion of uranium was examined at several uranium prospects in British Columbia. The vertical migration of urani
Jan 1, 1979
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New Developments in Sensor Based Sorting (4f33688b-4aff-400d-9db4-dd7ad971a06b)
By M. Kowalczyk
The successful application of color sorting machines has established sensor-based sorting in the mineral industry in recent years and is considered today as a significant innovation in processing tech
Jan 1, 2009
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A Canadian Outlook for Lead and Zinc
By P. H. Tolcher
Canada, as the Free World's largest mine producer of zinc and the third largest mine producer of lead, has a vital interest in the future growth in demand for these metals. This paper traces the devel
Jan 1, 1971
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The Use of End Members for Grind – Recovery Modeling, Tonnage Prediction and Flowsheet Development at Raglan
By L. Boyd, A. Charland, G. Potts, D. Fragomeni, N. O. Lotter
"The Raglan orebody and concentrator has been the subject of study in Process Mineralogy at Falconbridge since 1998. (Lotter and Tuzun, 1998) The orebody is classified into three distinct textural gro
Jan 1, 2005
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The Effect of Modified Dextrins on the Depression of Talc and Their Selectivity in Sulphide Mineral Flotation
By D. A. Beattie
Three novel dextrin polymers of varying functional group chemistry but similar molecular weight have been used to depress talc in single and mixed mineral studies. The mixed mineral system was a model
Jan 1, 2006
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The Goudreau Gold Area
By C. W. MacLeod
LOCATION The Goudreau gold area in Ontario extends from a point a short distance south of the main line of the Canadian Pacific railway, at Lochalsh, in a south-westerly direction to the Magpie rive
Jan 1, 1926
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Explosives in Coal Mining
By A. E. Dyment
In formulating an explosive for any specific set of conditions, various factors must be taken into consideration. Is it to be subjected to water or moisture? .If so, it must be designed to have an inh
Jan 1, 1947
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A Geological Reconnaissance of the East End of Great Slave Lake
By Carl Lausen
Within recent years several mining companies have sent expeditions co the east end of Great Slave lake co determine the mineral possibilities of that area. Little was known of the geography of the reg
Jan 1, 1929