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Pipe Ore Processing Developments in the Thompson Mill
By P. G. Claridge, R. A. Tenbergen
"Pipe Open Pit ore is delivered by rail to the Thompson Mill at a rate of 34,000 tons per week. Ore is milled at a rate of 220 tons per hour.Characteristics of the serpentinised peridotite host rock a
Jan 1, 1975
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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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Social indicators for mining in Ancash, Peru: combining community objectives, technical considerations and community relations insight to design a practical framework.
By Carol J. Odell
As a mining social practitioner, social indicators are within the purview of required competencies. A situation, where the ER manager requested assistance in quickly deriving a few social indicators f
May 1, 2010
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Beneficiation of Marine Sands from Les Iles-De-La-Madeleine
By Alain Dorval
"''Purification of marine sands from Les Iles-de-la-Madeleine''This paper presents the results of the work that has been done at CRM pilot plant for «Les Silices du Golfe Inc.». Essentially the purpos
Jan 1, 1994
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Chappelle Gold-Silver Deposit, British Columbia
By D. A. Barr
High-grade gold-silver mineralization associated with electrum and argentite was discovered in a quartz vein at the Chappelle property, 273 km north of Smithers, B.C., in 1969 following a regional geo
Jan 1, 1978
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Recovery of Platinum Group Minerals from Grinding Circuits: A Protocol for Prediction
By N. Mejia, Z. Xiao, D. Fragomini, A. R. Laplante
"The adaptation to platinum-group minerals (PGMs) of a protocol developed to predict gold recovery by gravity is presented. The protocol is based on three different data sets: ore characterization of
Jan 1, 2004
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On the Impact of Potential Processing Technology Developments on Rare Earth Mining Economics
By P. Klossek
It is estimated that China accounts for 94% of the world supply of rare earths (Roskill, 2011). This fact, together with the impact of China?s export policy, poses a substantial risk to the security o
Aug 1, 2013
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Two Generations Later: Industrial Modelling and Optimization of Gold Cyanidation
By F. Bélanger, P. A. Fournier
"Modelling and optimization techniques used in the operation of the Detour Lake Mine leach circuit are contrasted to a 1973 review of contemporary techniques used by a major gold producer. The leach c
Jan 1, 2018
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The Marketing of Nickel
By K. H. J. Clarke
"ALTHOUGH nickel was not identified as a separate element until a Swedish scientist, Axel Frederick Cronstedt, did so in 17 51, its utilization dates from pre-historic times. From its humble beginning
Jan 1, 1960
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Instrumentation of a Graphite Zone in the #3 Shaft at Brunswick Mine
The #3 Shaft at Brunswick Mine, Bathurst, New Brunswick, Canada, intersects a soft graphite zone just below the 3400 Level. Ground movement within this zone causes the concrete liner of the shaft to b
May 1, 2009
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Phosphate in the Canadian Rockies
By L. Telfer
Summary During Palaeozoic time, there were deposited in the Canadian Rockies four beds of phosphate rock, ranging in age from Mississippian to Jurassic. Two of these beds are of probable economic imp
Jan 1, 1933
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Kinetics and Mechanism of the Low-Temperature Water-Gas-Shift Reaction on Au/CeO2 Catalysts
By M. Kinne
Catalyst preparation/ characterization Slightly modified DP (~Schumacher et al. Catal. Lett. 89, 109, 2003) CeO2 HAS 15 from Rhodia calcined in air for~ 2h BET: ~188m2/g, particles size: 5.7nm (TEM
Oct 1, 2003
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The Use of Enhanced Gravity Concentration for Precious Metal Recovery
By Steve McAlister, Colin Sprake
"Enhanced gravity concentration machines have been applied successfully in the following areas of precious metal recovery flowsheets:1. Primary Grinding Circuits2. Shaking Table Tailings3. Pre-Concent
Jan 1, 2003
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Stresses in Depth Around Elliptical and Ovaloidal Openings in an Infinite Elastic Medium
By J. E. Udd, L. P. Geldart, B. B. Dhar
"Solutions for the stress distributions around simulated underground openings have been limited to calculations of boundary stresses for simple openings in which the boundaries may be expressed in mat
Jan 1, 1970
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Metallurgical Testwork on Harmony Project Ore
By K. Gie Tan, Frank Wright
"Misty Mountain Gold Limited (MGL - TSE VSE, MGLCF - NASDAQ) of Vancouver, owns the Harmony Gold Project located in the Queen Charlotte Islands of British Columbia. The deposit contains a mineable res
Jan 1, 2000
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Separation and Purification of Rare-Earth Elements Based on Electrophoretic Migration
By P. Hajiani
"Feasible and sustainable separation of lanthanides outside of China has been a dilemma for the past few years. The present technique uses REE electrophoretic mobility (Ui) variation in an electrical
Jan 1, 2016
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Comparison of Mine Ventilation Software Tools for Underground Coal Mines in Harsh Conditions
By T. Imgrund, A. Bischoff, S. Spürk
"Specific conditions of underground coal mines at great depth, such as high temperatures, high rates of methane inflow and natural ventilation pressure provide considerable challenges for the reliable
Jan 1, 2019
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Numeric Model of a Cemented Rockfill Span Test at the Turquoise Ridge Mine, Golconda, Nevada, USA
By D. R. Tesarik
Researchers from the National Institute for Occupational Safety and Health (NIOSH)1 and engineers from Placer Dome, Inc.2, conducted an underground rockfill span test at the Turquoise Ridge Mine near
May 1, 2007
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Chemcell Petrochemical Operations at Edmonton
By J. A. Relf
The construction of refineries and gas conservation plants in the general Edmonton area in the early 1950's made available large quantities of by-product liquified petroleum gases (LPG). These gases,
Jan 1, 1962
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A coal processing characteristics index
By N. Wang, A. I. A. Salama
"An index to evaluate the amenability for processing of different coals is implemented. The index is based on the well-known Mayer-curve or M-curve. The index is superior to other existing indices and
Jan 1, 2001