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Methods of Determining the Flow Characteristics of Gas Wells
By M. H. Cullender
THE determination of the flow characteristics of gas wells depends upon the analysis of pressure data obtained under shut-in conditions and under one or more known flow conditions. These data are comm
Jan 1, 1961
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Improvement in Performance of Main Ventilation Fan for Mines
By Sib N. Mukherjee
Main ventilation fans are used in all the mines and they run continuously 24 hours a day and 365 days in a year. Any improvement in their performance can lead to considerable power saving. The basic p
May 1, 2007
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The Internal Shaft at Dome Mines, Limited (71fd39d6-4402-4009-838c-512c649e2c2f)
By Charles Kingsley
THE PRESIDENT (DR. C. B. KINGSTON, member C.l.M.M.) expressed regret that neither of the authors of the paper was able to be present to submit the paper in person. In their absence, it would be introd
Jan 1, 1939
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OPSCAP Victor Project's Transition to Operations
By Brian Rausch
Agenda ?? Refresher: Victor Project Execution ?? Operations Capability roadmap: ? Operations staffing starter group: design participation ? Operations staffing build up for production start-up ?
May 1, 2009
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Improved Dewatering of Kaolinite Clay Mineral Dispersions
By P. Mpofu
In this work, the modification of interfacial chemistry of colloidally stable kaolinite clay dispersion has been carried out to improve its flocculation performance and dewatering behaviour. Synergist
Jan 1, 2004
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Modification of Au/MgO Catalysts Used in Low Temperature CO Oxidation with Mn, and Fe
By József L. Margitfalvi
Different Au/MgO catalysts modified with Mn, and Fe were prepared by precipitation-deposition. The catalysts were characterized by XRD, FTIR, Temperature Programmed Reduction (TPR) and CO chemisorptio
Oct 1, 2003
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Ironworking in Upper Canada: Charles Hayes and the Marmora Works
By Rita Michael
"The Marmara Ironworks was not the earliest ironworks in Ontario, but it was distinguished from other early works in a number of ways. It was established on an ambitious scale as a self-sufficient and
Jan 1, 1999
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Hydrolysis of Metallic Ions in Mineral Processing Circuits and its Effect on Flotation
By S. Castro
Hydrolysis of metallic ions depends on pH and the products of hydrolysis either activate flotation or can lead to inadvertent activation of gangue particles, but can also depress flotation of valuable
Jan 1, 2017
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A Projection of Future Energy and Greenhouse Gas Emissions Intensity from Copper Mining
In this study, we develop a detailed model of the likely future carbon footprint of primary copper supply. We develop a peak copper production model, based on a detailed copper resource data set, and
Aug 1, 2013
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Island Falls Power Development on the Churchill River
By R. W. Davis
INTRODUCTION CHURCHILL river was named for John Churchill, first Duke of Marl-borough and third Governor of the Hudson's Bay Company, in the latter part of the 17th century, some fifty years af
Jan 1, 1935
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Kimberley Fatalities Incident- Technical Investigations and Findings
Fatalities Incident Four people perished May 15 ? 17, 2006 ??Doug Erickson ??Bob Newcombe ??Kim Weitzel ??Shawn Currie Incident details available at: ??http://www.mediaroom.gov.bc.ca/sullivan_m
May 1, 2008
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Model of Rock Mass Destruction in Conditions of Exploitation of a Copper Ore Deposit
By J. Dubinski
Underground mining of copper ore in the Legnicko-Glogowski Copper District basin generates a number of seismic events, whose energy often exceeds 108 J (Butra, 2010). The number of tremors and their l
Aug 1, 2013
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Feasibility of Tailings Reclamation for Underground Paste and Hydraulic Backfill Applications
By K. Tarr
Acid-producing mine tailings are present at many active and inactive mine sites and pose an environmental liability due to the potential for acid rock drainage. Acid rock drainage originating from a t
Aug 1, 2013
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Gold-Vanadia Supported Catalysts for Complete Oxidation of Hydrocarbons
By Donka H. Andreeva
Gold catalysts based on different supports, titania, zirconia, ceria and mesoporous titania and zirconia, nonpromoted and promoted by vanadia in the reaction of complete benzene oxidation have been st
Oct 1, 2003
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Progress in Understanding of Pipeline SCC: Initiation and Propagation
By W. Zheng
Pipelines can develop stress corrosion cracks in either intergranular or transgranular form. Since the mid-1980s, numerous colonies of transgranular cracks have been found across Canada and many other
Jan 1, 2005
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Quench-textured, pillowed metabasalts and copper mineralization, Maybrun Mille, northwestern Ontario
By P. C. Thurston, T. Setterfield, D. H. Watkinson
"The Maybrun copper deposit IS In a succession of pillowed basaltic flows in the Wabigoon sub-province, northwestern Ontario. The rocks have primary flow morphologies and remarkably well-preserved cry
Jan 1, 1983
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Blasting Practices in Some Coal Mines of Nova Scotia
By L. H. Bergmann
THE blasting practices described are fairly representative of those employed in the coal mines of Eastern Canada. As such, they may be of interest to Western Canadian coal mine operators. The treatmen
Jan 1, 1945
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A Systematic Experimental Study on Gold Recovery from Electronic Waste Using Selective Ammonium Persulfate Oxidation (ABSTRACT)
By Oberlando Gonzalez, Claudia Serna, Andrea Alzate, Esperanza López, Maria Holuszko
This paper presents a systematic approach on gold recovery from electronic waste (e-waste) using ammonium persulfate. This process was developed as a response to the lack of hydrometallurgical systems
Jan 1, 2017
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Reduction Kinetics of Fe(III) on Chalcopyrite up to 110 °C
By E. Asselin, G. K. Yue
"In the present study, electrochemical measurements, especially cathodic potentiodynamic polarization (CPC) and cyclic potentiodynamic polarization (CPP), have been employed to study the kinetics of f
Jan 1, 2012
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Towards Industrial Implementation of Glycine Based Leach and Adsorption Technologies for Gold-Copper Ores
By T. Newton, G. A. Bezuidenhout, P. J. Tauetsile, F. Trask
The technology to selectively leach gold, silver and base metals from ores, concentrates, and wastes, using an alkaline glycine solution, has initiated significant interest in using the new technology
Jan 1, 2017