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Rock Pass Operational Problems in Quebec Underground Mines
By Jean-François Lessard
The performance of rock pass systems has a significant contribution to the economics of underground mines. Operational concerns include hang-ups due to arching of material, blockage and degradation of
May 1, 2002
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Resource Company Investments in Health: A Life of Mine-Life of Community Perspective
The extractive industry has the potential to impact the health and well-being of workers, families and surrounding communities. In the current environment of social performance, project planning consi
Aug 1, 2013
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The Pembina Gas Conservation Project
By H. P. Pew
THE Pembina oil field is in west-central Alberta, about 88 miles west-southwest of Edmonton. The field, about 35 miles long by T HE Pembina oil field is in west-central Alberta, about 88 miles west-so
Jan 1, 1961
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The iron elephant: A brief history of hydrometallurgists 2019 struggles with element no. 26
By A. J. Monhemius
This paper reviews the history of modern iron-control processes in hydrometallurgy. Attention is paid to processes developed in the electrolytic zinc industry for removal of iron from zinc sulfate lea
Jan 1, 2017
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The Sherritt-Cominco Copper Process ? PART I : The Process
By G. M. Swinkels
Sherritt Gordon and Cominco, with financial assistance from the Canadian Government through PAIT, have developed a hydrometallurgical process for refining copper from sulphide concentrates. The main o
Jan 1, 1978
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The Hydrogen Economy: Current Reality and Future Prospects from the Perspective of a Major Producer
By Pierre Gauthier
Is the hydrogen economy of the future just another fish story? Absolutely not! There have been many changes affecting the energy equation over the last 10 years and conditions have changed. In this
May 1, 2007
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The Effect of Water Corrosion and Shot Peening on Fatigue Strength of Mining Drill Rods
By T. W. Wlodek
"AbstractThe results of research into the fatigue properties of SAE 1080 carbon steel and nickel-chromium-molylbdenum steel for mining drill rods are analysed and described in detail.The effect of wat
Jan 1, 1952
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Froth Flotation and Agglomerate Tabling of Nonmetallic Minerals
By Oliver C. Ralston
DURING the development of froth flotation for the treatment of sulphide ores, a certain amount of information was collected about a few of the nonmetallic minerals, and occasionally the gangue mineral
Jan 1, 1937
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Open-Pit of Mining by the at Knob Iron Lake, Ore Company of Canada at Knob Lake, Quebec
By V. Gregoire
THE DEVELOPMENT by the Iron Ore Company of Canada of the Quebec-Labrador mining project, which eventually led to 'Iron Ore in 1954', involved, from the start, several distinct undertakings.
Jan 1, 1958
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Comparative issues in civil and common law contracts
By M. Boodman, E. Gertner
"At first glance, the activities related to mining and mineral exploration appear to be local or domestic, rather than international, in nature. Minerals, as corporeal or tangible property, form an in
Jan 1, 2004
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Origin of the Soft Iron Ores of the Knob Lake Range
By Stephan I. Zajac, Roger A. Blais, John B. Stubbins
THE iron deposits of central Labrador occur within a relatively small area, herein called the Knob Lake Iron Range, in which a northwest-trending series of low hills and ridges defines the height-of-l
Jan 1, 1961
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Development of a new criteria function to predict microporosity in 319 Al-Si castings
By L. H. Shang
The 319 Al-Si alloy is one of the most prominently used aluminium-based alloys in motor vehicle and engine applications, Microporosity present in 319 alloy castings reduces the load bearing capacity o
Jan 1, 2005
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A Visit to the Gem Districts of Ceylon and Burma
By Frank D. Adams
The Island of Ceylon, which is one of the most beautiful possessions of the British Empire, has been an abode of man from the very earliest times. The Veddhas, a wild tribe of some 4500 people still l
Jan 1, 1926
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The Sydney Coal Field and Longwall Operations in Dominion No. 12 Colliery
By T. L. McCall
A short description of mining practice in the Sydney coal field in general is followed by a discussion of the operations in the No. 12 colliery of the Dominion Coal Company, Limited, as being typical
Jan 1, 1944
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Algorithm to Help Additional Drilling Location
By Vanessa C. Koppe
During ore body modeling normally additional samples are required to improve resources evaluation and mining planning. At this stage one rises the question about where additional samples should be loc
Oct 1, 2009
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Using Piston–Die Press Tests for Preliminary Sizing and Selection of a High-Pressure Grinding Roll
By P. Rosario
"Industry practice for high-pressure grinding roll (HPGR) assessment and sizing relies on tests using pilot-scale machines with 0.7–1.0 m roll diameters. Typically 1–10 t of sample are required, depen
Jan 1, 2019
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Economic Evaluation of Activated Carbon for Gold Milling Circuits ( CIM Journal | Vol. 10, No. 2, 2019)
By M. Drozd, M. Somppi, Z. F. Yamak
"Activated carbon is used to recover gold in solution from various gold circuit designs including carbon-in-pulp (CIP), carbon-in-column (CIC), and carbon-in-leach (CIL) processes; however, the charac
Jan 1, 2019
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Stability Assessment of Rock Slopes: Towards an Inverse-Reliability-Based Methodology
By Xiang Li, Xibing Li
It is paramount that the stability of rock slopes be correctly accounted for under diverse operating and environmental conditions. Owing to different sources of uncertainty entailed in such stability
Jan 1, 2015
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Shaft Lining and Rock Mass Reinforcement in Difficult Geological Conditions
By T. Majcherczyk
Shaft lining reinforcing analysis of two shafts under construction has been presented in this study. The first shaft was driven from the surface, while the second was deepened. Mining and geological c
Aug 1, 2013
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The Iron Elephant: A Brief History of Hydrometallurgists’ Struggles with Element No. 26 (0463678c-2472-4245-b1d3-73ea31e00da0)
By A. J. Monhemius
"This paper reviews the history of modern iron-control processes in hydrometallurgy. Attention is paid to processes developed in the electrolytic zinc industry for removal of iron from zinc sulfate le
Jan 1, 2017