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Conceptual Support Systems to Limit Damage to Tunnel Floors in Rockbursting Environments
By M. Rizwan
Mine workings are progressing to greater depths as shallow mineral resources are being depleted, and civil engineering projects are nowadays being developed at substantial depths. The threat to tunnel
Jan 1, 2015
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Innovative Perspectives on Effective Development Methods for Mining Processing Plants
By Thomas Glück
Established and emerging mining companies face significant challenges in managing their operations and projects. Outcomes often do not meet the expectations of all the stakeholders of particular devel
Jan 1, 2015
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Observations of Swelling and Associated Phenomena in Markusberg Tunnel, Schengen, Luxembourg
By Robert Maquil, Gilles Didier, Walter Steiner
"The 1580 m long dual-tube motorway tunnel Markusberg near Schengen, Luxembourg experiences strong swelling phenomena in each tube related to a 35 m wide diagonally crossing rock layer, some150 to 200
Jan 1, 2015
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An International Programme in Research in Lead and Zinc
By Schrade F. Radtke
THE law of our present industrial society is the law of the jungle. By this I mean survival of the fittest. I do not refer to man or animal or the development of superior genetic strain. Rather do I r
Jan 1, 1960
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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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The Development of a Small Scale Test for Rapid Characterisation of Flotation Response (JKMSI)
"The characterisation of resources and description of variability across different ore domains is key to accurate prediction of probable metallurgical performance. Such characterisation testwork often
Jan 1, 2013
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Analyzing Shovel Tooth Wear Patterns with an Automated Machine Vision System
By Matthew A. Baumann
Tooth-wear on mining shovels requires continuous monitoring. Worn teeth impede excavation performance, increase energy usage, and increase the risk of lost or broken teeth and adapters. A machine-visi
Nov 1, 2011
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Distribution of Gold in Hypogene Ore at the Ernest Henry Iron Oxide Copper-Gold Deposit, Cloncurry District, NW Queensland
By P. J. Williams, A. R. Foster
Petrographic studies, assay records, and laser ablation-inductively coupled plasma-mass spectrometer (LA-ICP-MS) analyses of major sulfides suggest nearly all of the gold at the Ernest Henry Cu-Au dep
Jan 1, 2007
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Safety Culture ? Theory and Real World Results
By Grant Goddard
Cameco?s ?Double U? Strategy ? Double existing production ? To 40 million lbs U3O8 annually ? By 2018 ? Existing operations ? Saskatchewan ? United States ? Kazakhstan ? Projects under evaluat
Nov 1, 2011
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Rapid Mine Drifting & Tunneling, A Review of the Current Situation at some Selected Mines and Civil Projects from around the World
By Gunnar Nord
Introduction ??Atlas Copco has customers both amongst Miners and Contractors ??We believe that the contractor's approach to tunnelling is worthstudying ??For a tunnel contractor the incenti
May 1, 2009
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Mining and Geology at' Scully Mine
By O. W. Borgeson, D. K. Honsberger, R. T. Bell
The Scully Mine, situated in the Labrador Trough near the Quebec-Labrador boundary, is one of the world's largest continuous ore deposits. This paper outlines the sequence of the mining operations fro
Jan 1, 1969
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Constructing, Commissioning and Operating a Mine at High Altitude - The Collahuasi Experience
By Colin Lindsay
"The Collahuasi copper mine, located at an altitude of 4300 meters above sea level in northern Chile, commenced operations late in 1998. The mine is currently the 4‘h largest copper producer in the wo
Jan 1, 2001
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Effect of n-Alcohols on the Rate of Coalescence of Bubbles
We describe a new method of characterising the effect of dissolved materials on the rate of coalescence of bubbles in aqueous media. Single bubbles were allowed to rise to meet the surface of an aqueo
Jan 1, 2006
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Classification at the Sullivan Concentrator
By G. J. Knighton
Introduction The Sullivan concentrator treats the complex lead-zinc-iron ore from the Sullivan mine of the Consolidated Mining and Smelting Company of Canada, Limited, to make a lead and a zinc con
Jan 1, 1947
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Health, safety, and mine environments research in the mining laboratories of CANMET, Natural Resources Canada
By M. C. Bétournay, J. E. Udd
"The Mining Laboratories of CANMET are the principal federal government vehicle for the delivery of mining research in Canada. With research being performed at five locations, which are mostly mining
Jan 1, 1997
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New Initiatives in Swedish Mining Research and Development
By Göran Bäckblom
The Swedish mining companies LKAB and Boliden, the equipment supplier Atlas Copco, the general contractor NCC and the specialist company Reflex joined forces in 2005 to advance the field of rock techn
May 1, 2006
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Geology of the Caledon Outwash, Ontario
By W. R. Cowan
The Caledon Outwash is a large deposit of glaciofluvial gravel and sand located 55 km north west of down town Toronto. For the most part it was laid down in a meltwater channel fronting the Paris Mora
Jan 1, 1984
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Managing Pit Slope Displacements: Highland Valley Copper?s Lornex Pit Southwest Wall
By H. Warren Newcomen
The southwest wall of the Lornex Pit at the Highland Valley Copper mine has been experiencing slope displacements since 1978. Measures to manage the displacements on previous pushbacks have included s
May 1, 2002
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Laurentian Problems and Atomic Disintegration
By Alfred C. Lane
Reference to the original use of the terms Laurentian and Huronian (and its extension), shows that the former was applied to granitized sedimentary and metamorphic pre-Cambrian rocks, and the gneissoi
Jan 1, 1925
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Effect of FE, MN, CU and Mg Additions on the Microstructure of Al-10.8 Wt% Si Near-Eutectic Alloy
By A. M. A. Mohamed, F. H. Samuel, S. Valtierra, H. W. Doty, A. M. Samuel
"The influence of Fe, Mn, Cu and Mg alloying additions, Sr modification and grain refinement on the microstructure of as-cast and solution heat-treated Al-10.8% Si alloys was investigated using optica
Jan 1, 2006