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Biooxidation of a High Arsenic-Bearing Refractory Gold Ore
By Linlin Tong, Xiangling Song, Guobao Chen, Zhenan Jin, Hongying Yang
Biooxidation of a high arsenic-bearing refractory gold ore was investigated to determine the arsenic removal efficiency by the cultured bacteria and to examine the effect of biological pretreatment on
Jan 1, 2014
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"A Review of Rare-Element (Li-Cs-Ta) Pegmatite Exploration Techniques for the SuperiorProvince, Canada, and Large Worldwide Tantalum Deposits"
By Frederick W. Breaks, Andrew G. Tindle, Julie B. Selway
"Abstract - Rare-element pegmatites may host several economic commodities, such as tantalum (Taoxide minerals), tin (cassiterite), lithium (ceramic-grade spodumene and petalite), and cesium (pollucite
Jan 1, 2005
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Bumps in No. 2 Mine, Springhill, Nova Scotia (6b22a26e-d82e-4ce9-8c21-9da88f205566)
By Walter Herd
For the past eight years, No. 2 mine of the Cumberland Railway & Coal Co., Springhill-a subsidiary of the Dominion Coal Co., Ltd.-has had an unenviable reputation for bumps. As the workings extended i
Jan 1, 1929
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Managing metal price risks
By Keith C. Hendrick
"Metal prices are frequently the most critical and least predictable element in determining the profitability of mining operations. Short -term fluctuations can be offset in varying degrees by hedging
Jan 1, 1983
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The Optimization of Geochemical Exploration for Gold using Glacial Till
By M. B. McClenaghan, O. P. Lavin, Ian Nichol
"Abstract-Exploration in most areas of Canada has to contend with problems posed by glacial overburden. In many areas exploration for gold has been based on the sampling of tills, frequently by deep o
Jan 1, 1992
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Determining Fill Fence Stability During Increased Backfill Rates at an Underground Hard Rock Mine
By K. K. Dehn
This study focused on determining the stability of thin shotcrete fill fences at a hard rock mine in northwestern Ontario during increased pour rates of paste backfill. Determination of the stability
May 1, 2007
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Tuning flotation circuit operation as a function of metal prices
By Daniel Hodouin, Claude Bazin
"This paper examines the economic advantages of tuning the operation of a differential Cu-Zn flotation circuit as a function of metal prices. Three operating strategies are considered in the analysis:
Jan 1, 2000
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Data Validation in a Context of Data Reconciliation
By Frédéric Flament
The aim of this paper is to present the development of a data validation software as component of a commercial mass balance package. Data reconciliation through mass balance is basically an optimiza
May 1, 2001
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Surface Till Geochemistry and Implications for Exploration, Black River-Matheson Area, Northeastern Ontario
By M. B. McClenaghan
"Abstract - The Matheson area of northeastern Ontario is of great interest for mineral explo ration because of its geological similarities with the adjacent Timmins, Kirkland Lake and Larder Lake gol
Jan 1, 1992
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The emission control system on the Volvo BM 861 U underground truck
By J. P. Mogan, E. D. Dainty, K. Katsuyama
"The Volvo BM 861 U articulated truck is one of the few underground diesel units manufactured by an organization which shares the same corporate roof as the engine manufacturer. As a consequence, the
Jan 1, 1981
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Achieving the Benefits of Information Technology in Surface and Underground Mining Processes
By Sean Dessureault
Information technology (IT) initiatives in the past have tended to be sold on their ability to maximize resource output and return on capital by using assets more effectively and efficiently. Many IT
May 1, 2002
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Managing technological innovations from research to operations: a case study, introducing an improved material
By G. Lucas
"Material substitution occurs continuously in response to competitive and economic pressures. Technical development can accelerate or slow substitution by improving the performance of the invading or
Jan 1, 1987
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Operating Experiences With a Pilot Plant For the Electrowinning of Nickel From All-Chloride Electrolyte
By L. R. Hougen
The Falconbridge Matte Leach Process yields high-purity nickel chloride by selectively dissolving nickel from copper-nickel converter matte with hydrochloric acid , purifying the solution by solvent e
Jan 1, 1977
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History of Developments in Mineral Processing in Canada from 1921 to Present Time
By John Convey
This paper, a follow-up to an earlier study, gives the history of Canadian developments in mineral processing from 1921 to the fall of 1964. It deals extensively with comminution and flotation, and th
Jan 1, 1965
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Madsen Milling Practice
By L. H. Van Loon
INTRODUCTION THE property of Madsen Red Lake Gold Mines, Limited lies between Russet and Faulkenham lakes in Baird and Heyson townships, district of Patricia, Ontario. It is about six miles south wes
Jan 1, 1951
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Direct Contact Heat Transfer between Steam and Aqueous Slurries
By D. T. White
"Metallurgical extraction processes often call for the heating of aqueous slurries. Indirect heat exchangers are generally not feasible for service with high yield stress slurries because of low heat
Jan 1, 2012
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Innovations in ferrous pyrometallurgy a Canadian perspective
By Robert Lee
"International competition is presenting the Canadian steel industry with a major challenge. While Canadian companies have invested in new technology, research and development, activity by Canadian in
Jan 1, 1991
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Overview of overburden removal at Syncrude Canada Ltd.
By Y. P. Malhotra, JE. C. Carter
"Syncrude's overburden removal requirement ranges from 20 million to 30 million bank cubic metres per year to meet tarsand demands for the production of 129,000 barrels of synthetic crude oil per
Jan 1, 1983
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Simulation and Formability of Automotive Aluminum Alloy Sheet and Tube
By J. T. Chen, S. Winkler, M. J. Worswick, O. Orlov
This paper presents a review of research conducted at the University of Waterloo concerned with the application of aluminum alloy sheet and tube in automotive structures and body panels. The research
Jan 1, 2006
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Comparative Study on Mechanical Properties of Concrete and Surrounding Rock in Xincheng Gold Mine Shaft Based on Unified Standard
By X. M. Zhou, T. Wu, He X. N.
"In order to study the support effect of concrete in the surrounding rock of a metal mine, the concrete and surrounding rock were comparatively studied. Firstly, the general situation of the ultra-kil
Jan 1, 2019