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The Caustic Crack Route for Processing Concentrate from the Avalon Nechalacho DepositBy Dave Marsh, John Goode, Niels Verbaan, Kevin Bradley, Henrie Notzl
The mineralogy of the Avalon Nechalacho deposit is complex with significant fractions of HREEs, Zr, and Nb found in refractory minerals such as zircon and fergusonite. Sulphuric acid baking followed b
Jan 1, 2014
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Process Histories And Aerosol Exposures For Electrolytic Nickel Refining At Vale Canada (Inco)ABSTRACT Understanding process histories and worker exposures in nickel production operations is critical in determining the role nickel compounds play in respiratory cancer incidence. As part of a se
Jan 1, 2014
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Heavy Mineral Concentration from Oil Sand TailingsBy Francis Chachula, Niel Erasmus
"In 2002, Titanium Corporation Inc. focused its attention on the development of a process for the recovery of valuable heavy minerals, including zircon and titanium bearing minerals from oil sands fro
Jan 1, 2008
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Applying a Customer-Based Approach at Vale’s Clarabelle MillBy A. Taylor, J. Shelegey, H. Sullivan, J. Doucet
"Historically, performance at Vale’s Clarabelle Mill was measured by Mill throughput and Mill recovery. After the economic collapse in 2008, a series of reviews were performed to drive improvements in
Jan 1, 2012
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Improved Concentrate Grade and Recovery through the Application of the 6 Sigma Methodology at Noranda Matagami MillBy Martin Plante, Denis Hamel, Marie-Pier Bédard, Jeff McLaughlin
"The results and methodology for the optimisation of the zinc flotation circuit at the Matagami Mill using the 6-Sigma methodology are shown in detail while only the base line and final results are pr
Jan 1, 2001
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The Benefits of AG Milling for Diamond Liberation when Processing Soft KimberlitesBy J. E. Danoczi
Shore Gold Inc. (Shore) is presently designing a diamond processing plant for the Star and the Orion South kimberlite deposits in the Fort à la Corne (FalC) area in central Saskatchewan. The first ste
Jan 1, 2012
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Bubble Load Measurement in the Pulp Zone of Industrial Flotation Machines - A New Device for Determining the Froth Recovery of Attached ParticlesBy David Seaman, J-P Franzidis, Emmy Manlapig
"A new device has been developed to directly measure the bubble loading of particle-bubble aggregates in industrial flotation machines, both mechanical flotation cells as well as flotation column cell
Jan 1, 2004
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Reducing Mercury Production at Bald Mountain Gold MineBy Jim Wickens, Vince Lofftus, Mark Kravetz
"This paper discusses how Bald Mountain Gold Mine (Ely, NV) dramatically reduced mercury production by treating process solutions with a liquid reagent based on organic sulfide chemistry. Cherokee Che
Jan 1, 2001
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Nevsun Resources NSU ? TSX & AMEX Mission: To build a mining company taking exploration discoveries into productionTABAKOTO / SEGALA ? Annual gold production approximately 100,000 oz ? Debt free ? Unhedged ? Combined surface reserves 949,000 oz ? Combined 9 year life Tabakoto open pit reserve 568,000 oz (3.4
May 1, 2006
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New flux practice for the Utility Nickel furnaces at Inco's Port Colborne RefineryBy S. Harshaw, C. Doyle, A. E. M. Warner, D. Stremlaw
"In the Utility Nickel furnaces, the hearth and sidewalls are lined with high-Al2O3 bricks. During charging and thermal cycling (more so as the linings on these reverberatory furnaces age), pieces of
Jan 1, 1993
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An Overview of Optimizing Strategies for Flotation BanksBy M. Maldonado, J. A. Finch
"A flotation bank consists of a serial arrangement of cells. How to optimally operate a bank remains a challenge. This article reviews three strategies for optimizing bank performance: air profiling,
Jan 1, 2012
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Salt Deposits at McMurray, AlbertaBy J. A. Allan
OCCURRENCES of salt in Alberta have been mentioned and described by the writer in 1929 (l) and by Cole in 1930 (2). Brine springs occur at a number of places along the valley of Athabaska river north
Jan 1, 1937
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Data integration in mineral exploration: the example of SEEBASETM = Structurally Enhanced view of Economic BASEment.By S. Goodman
Successful exploration for and exploitation of a mineral deposit requires an accurate understanding of the deposit architecture in 3D, and of the development of the mineralizing system through time, w
May 1, 2003
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Geotechnical Considerations for Underground Mining of the Dy Deposit, Faro, YukonBy Nick D. Rose
The Dy deposit is a 21 Mt Pb-Zn-Ag-Au SEDEX-type massive sulphide resource located in the Anvil District, Faro, Yukon. This relatively unexplored orebody lies at a depth of 480 to 920m below surface,
May 1, 2002
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Characterization and Erosion of Plasma Sprayed Ni-20Cr Coating on a Ni-Base Superalloy Superni 75By S. B. Mishra
Ni-20Cr metallic coating was deposited on a Ni-based Superalloy (3Fe-19.5Cr¬0.3Ti-Balance Ni) by a shrouded plasma spray process; NiCrA1Y was used as a bond coat. Erosion studies were conducted on unc
Jan 1, 2005
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Iron Ore Fines Recovery by Reichert ConesBy George Chung
"The Iron Ore Company of Canada's Carol Lake Project is Located near the western boundary of Labrador, 960 air kilometers northeast of Montreal (Figure 1).The Concentrator operation was started in 196
Jan 1, 1980
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A mine operator's implementation of geostatisticsBy G. H. Blackwell, N. I. Norrish
"At most operating mines, geostatistical are reserve estimation methods have been implemented by head office or consulting groups . With recent advances in small computer technology it is now possible
Jan 1, 1987
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Control System Performance Assessment-Best PracticesBy Michel Ruel
"PID loops – also known as base layers or regulatory controls – form the foundation of any plant’s control layer and it is generally accepted that PID loop health has a direct impact on the plant’s bo
Jan 1, 2011
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Selection of rock depressants based on laboratory kinetic studiesBy Gordon E. Agar, Brian Lyons, Gregory H. Styles, William B. Kipkie
"Rock rejection during the flotation of a copper-nickel ore was improved by adding carboxymethyl cellulose to both a rougher and cleaner flotation stage. The selection of the rock depressant was based
Jan 1, 1987
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Chapter 14. BoilerplateBy Karl J. C. Harries
"14.1. INTRODUCTION1The boilerplate of an agreement is not a single provision, but a series of provisions that are expected in “every agreement”. They are sometimes also referred to as the “lawyer’s p
Jan 1, 2003