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Codeposition Behavior Of Impurities In Copper Electrowinning From Cuprous Chloride Solution
By H. Nakano
The codeposition behavior of impurities such as Ag, Bi, Fe, Ni, Pb and Sb with Cu was investigated galvanostatically at 5-3000 A/m2 using a Pt cathode at 60 °C in acidic copper (I) chloride (cuprous c
Jan 1, 2007
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Analysis and Optimisation of life-of-Mine Haulage Cost using Simulation
By Niklas Frank
Ore and waste transports form an integral part of any mining operation and represents a substantial portion of the mine´s total operating cost. Mine layout, truck fleet and size, production rates, hau
May 1, 2003
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Oxidation, Weight Gain and Self-Heating of Sulphides
By J. E. Nesset, J. A. Finch, Rosenblum. F., S. Somot
"In a previous presentation at the CMP, evidence was shown for the formation of hydrogen sulphide (H2S) in self-heating experiments on pyrrhotite-rich samples (Somot and Finch, 2006). Oxidation of H2S
Jan 1, 2009
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GHG Emissions in the Mining, Metallurgy and Petroleum Sectors
By Pierre Boileau
Outline ? Who are We? ? Canada?s GHG Emissions 1990 - 2000 ? Emissions from the Petroleum Sector ? Emissions from Petroleum Exports ? Emissions from Manufacturing Industries ? Emissions from Min
Nov 1, 2002
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Decommissioning Pits with Ecological Engineering
By M. Kalin
"Ecological Engineering, a biotechnological approach to the decommissioning of base metal mining wastes, is being tested on two pits (Gloryholes) in Newfoundland, Canada. Pit #2 has an average pH of 3
Jan 1, 1992
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Selective Extraction of Copper from Copper Concentrates Containing High-Arsenic under High Pressure Oxidative Leaching
By Kazutoshi Haga, Batnasan Altansukh, Atsushi Shibayama
In this study, the dissolution behavior of copper and arsenic from five different copper concentrates containing 21-34.7 %wt. of Cu, 1.3-7.3 %wt. of As and 15.6-27.5 %wt. of Fe were investigated under
Jan 1, 2019
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The Dissolution of Low-Iron Sphalerite in Ferric Sulphate-Sulphuric Acid Media
By J. E. Dutrizac
The dissolution of low-iron sphalerite, (Zn,Fe)S containing 0.08% Fe, in ferric sulphate-sulphuric acid media was investigated using closely sized fractions of crushed sphalerite crystals and sintered
Jan 1, 2008
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Anode materials for H2S-powered SOFC
By V. Vorontsov
Catalysts Mo-Ni-S were prepared by combining MoS2 and NiS in weight ratios 1:1, 1:2, 1:4 and 2:1, each of which was admixed with 5%wt Ag and 5%wt YSZ to increase three-phase boundary surface area of t
Jan 1, 2005
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Wesfrob’s Infra-Red Dryer Installation and Operation
By K. Blower
"Since there was no representative from Wesfrob Mines Limited, the information on their infra-red concentrate drying operation, which had been prepared by Mr. K. Blower, was presented by Mr, Dorland.
Jan 1, 1972
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Shear Strength and Stiffness of Bedding Planes and Discontinuities in the Immediate Roof Rocks Overlying the No 6 Coal Seam in Illinois
By S. Bastola, Y. P. Chugh
"This research determines shear strength and stiffness properties of bedding planes and joints in the roof strata rocks within 7.5 to 9 m (25-30 ft.) overlying the Illinois #6 coal seam (within the pr
Jan 1, 2015
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The Behaviour of As(III) and As(V) During the Precipitation of Alunite at 98°C
By J. E. Dutrizac, Alba Sunyer
The factors affecting the precipitation of arsenic-free alunite (KAl3(SO4)2(OH)6) were investigated in a series of laboratory experiments. Although the amount of alunite precipitated increased with in
Jan 1, 2011
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Mechanical Integrity versus Process Safety Management Requirements
By Hugo Julien
According to OSHA 29 CFR Part 1910.119 (Process safety management of highly hazardous chemicals), Canadian Provincial Safety Standard Acts or Federal laws, the owner of stationary equipment (Boilers,
Jan 1, 2014
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Performance of the two EPBM in Istanbul Twin Metro Tunnel Excavations in Weak Rock
By Ibrahim Ocak
The prediction of machine utilization time and determining machine performance plays an important role in scheduling and planning tunnel excavation and data base created serve a major role in further
Aug 1, 2013
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Development of an Iron Ore Concentrate Fines Recovery Process from Copper Tailings
By Lutz Markworth, Fernando Parra, Wolfram Jaspers
"The worldwide demand of iron ore and the depletion of the high-purity deposits make it necessary to recover ores in increasingly fine size fractions or low Fe content in the feed material. Impurities
Jan 1, 2008
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Hardening of Low-Alloyed Gold
By Jörg Fischer-Bühner
Conventional 22ct Au jewellery alloys are comparably soft in the as-cast and soft-annealed state and hardening by cold-working is the only way of giving strength to the jewellery. The paper first focu
Oct 1, 2003
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The use of Aircraft in Mineral Exploration and Development
By G. C. Mackenzie
At the last Annual Meeting of the Institute, Dr. C. V. Corless sketched the potential mineral wealth of Canada so clearly, graphically and with-all so entertainingly that one's imagination was fi
Jan 1, 1924
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Design of paste tailings disposal systems
By Fred W. Brackebusch
"The use of paste technology for surface tailings disposal may offer economic, technical, safety, and environmental advantages for both underground and surface mining operations. Paste is a non-Newton
Jan 1, 2002
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The Wabush Mines Concentrator
By Timothy R. Eby
"The Wabush Mines project was formed in 1956 to develop a large iron ore property in Western Labrador. The town of Wabush along with the mining and concentrating facilities are located 640 air miles f
Jan 1, 1978
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Improving Double Bench Face Performance at the Ekati Diamond MineTM Site
By Judy K. Todd
Double benching has been utilized as an excavation technique in open pit mines for many years. This process involves drilling, blasting, and excavating the material for the design bench height. A seco
May 1, 2002
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A technique for the direct measurement of bubble size distributions in industrial flotation cells
By J. A. Finch
"A method of sampling and presenting bubbles for imaging for use in full-size flotation cells is described. The device (bubble viewer) comprises a tube attached to a sealed glass viewing chamber. The
Jan 1, 2002