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Time-Dependent Mechanical Behaviors of Frozen Welded TuffBy T. Sugawara, S. Hara, Y. Mitsui
Surfaces of rock slopes in cold regions often become frozen in winter. Therefore, understanding time-dependent behavior of frozen rock, as well as that of unfrozen rock, is important for long-term sta
Jan 1, 2015
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Hybrid Laser-Arc Welding of Cast Martensitic Stainless Steel CA6NM: Post-Weld Tempered Microstructure and Mechanical PropertiesBy X. Cao, P. Wanjara, J. L. Fihey, X-T. Pham, F. Mirakhorli
Single-pass hybrid laser-arc welding of 10-mm thick cast plates of CA6NM, a low carbon martensitic stainless steel, was carried out in butt joint configuration using a continuous wave fiber laser at i
Jan 1, 2015
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A Mathematical Model for Direct Thermal Heat Recovery from Metallurgical SlagsBy S. Esfahani, M. Barati, Y. Kauwachi
"Heat recovery from slag has gained attention due to its high potential in lowering energy intensity of metal extraction processes. A direct method to recover the thermal energy of slag is to use coun
Jan 1, 2012
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Mill Expansion at Les Mines SelbaieBy K. Wood, L. Duval
"The paper discusses the approach used to add a new, separate 5000 t/d copper-zinc treatment circuit to an existing, 1650 t/d copper circuit, essentially within the existing mill building. Temporary i
Jan 1, 1987
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Characterization of Alpha Case on Ti-6al-4v CastingsBy A. Bois-Brochu, G. Morin, G. Marin, M. C. Parr, J. Carignan
The presence of an alpha case on titanium parts produced by investment casting is problematic and has to be eliminated. The traditional techniques for the evaluation of its thickness are metallographi
Jan 1, 2014
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The Continuous Separation of Tar Sands by Oil-Phase •AgglomerationBy B. D. Sparks, I. E. Puddington, F. W. Meadus
The continuous separation of bitumen from Athabasca tar sands, with a high clay content, has been demonstrated. Recoveries of 95 per cent or higher have been obtained. Further processing of this produ
Jan 1, 1971
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The Gold-pyrite Association in Witwatersrand Reefs: Evidence for Electrochemical Precipitation of Gold (389b927c-c068-45d6-8a17-f26d7d6d1938)By W. J. Przybylowicz, V. M. Prozesky, D. de Bruin
"The common style of gold mineralization in the Basal Reef and other auriferous conglomerates of the Witwatersrand Supergroup comprises clusters of gold grains occurring interstitially to quartz and p
Jan 1, 1994
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Geology of the Falcon Lake Stock, Southeastern ManitobaBy G. M. Brownell
THE Falcon Lake stock is a small igneous mass, 2.6 square miles in area, which has intruded a belt of older lavas and metamorphosed sediments. It is well exposed and the entire area of its outcrop is
Jan 1, 1941
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Innovative Techniques Employed to Construct Slurry Cutoff Trench for Syncrude's Beaver Creek DamBy Michael T. G. Brown
Syncrude Canada Ltd. has recently completed construction of its ambitious tar-sand mining and processing facilities at Mildred Lake, Alberta. The Syncrude site is approximately 48 km (30 miles) north
Jan 1, 1979
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Chapter 11. Types of RoyaltiesBy Karl J. C. Harries
"11.1. INTRODUCTIONA royalty is the most common form of interest retained by an owner who is disposing of his property or by a joint venturer who ceases, voluntarily or otherwise, to participate in th
Jan 1, 2003
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Underground Ore Haulage by Conveyor at the Sullivan Mine, Kimberley, B. C.By J. R. Giegerich
Purpose It is the purpose of this paper to describe the application of underground conveyor systems to the transportation of ore in the Sullivan mine of The Consolidated Mining and Smelting Company o
Jan 1, 1951
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CIM Uranium Leading Practice Guidelines 2024By CIM Mineral Resource
On January 9, 2018, the Canadian Institute of Mining, Metallurgy and Petroleum (CIM) Council formed the CIM Mineral Resources and Mineral Reserves Committee (CIM MRMR Committee), which is a combinatio
Nov 1, 2024
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Geochemistry of Mercury and Origins of Natural Contamination of the EnvironmentBy I. R. Jonasson, R. W. Boyle
"Current interest in the distribution of mercury in the natural environment comes from quite different, though not unrelated, sources. Mercury has long been an important metal in many industries and h
Jan 1, 1972
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Review of Mining Practices at Depth at Agnico-Eagle’s Laronde MineBy F. Mercier-Langevin
ABSTRACT; Agnico-Eagle’s LaRonde mine is one of the deepest mines in Canada. Ground conditions in the deeper levels can be very challenging, ranging from hard and brittle to soft and squeezing. As a r
Jan 1, 2010
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Rehabilitating Lower Levels, Beattie MineBy W. W. Bake
INTRODUCTION IN IN JUNE, 1943, the main pillars of the Beattie Mine glory hole failed, allowing over a million yards of wet clay and debris to flow into the mine, completely filling all workings to w
Jan 1, 1951
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Model for Friction Stir Welding From Piercing/ExtrusionBy H. J. McQueen
Friction stir welding (FSW) generates complex microstructures in the nugget and thermomechamically affected zones (TMAZ) that have led to diverse explanations. However, consideration as an extension o
Jan 1, 2007
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The Fabrication of Uranium and Its AlloysBy E. C. W. Perryman
BEFORE describing the methods used for fabricating uranium into various shapes and sizes it is necessary to illustrate briefly the unusual conditions under which uranium has to operate when used as a
Jan 1, 1957
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Interpretation of Dip Needle SurveysBy A. A. Brant
BECAUSE of its simplicity, the dip needle is widely used for locating magnetic rock formations in drift-covered areas. Although it responds only to strong magnetic disturbances, it has the advantage t
Jan 1, 1938
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Recovery of Cerium from Chloride Solution by Oxidation with Sodium HypochloriteBy K. Soldenhoff, D. Wilkins, E. Ho
In the processing of rare earth ores, a pure, mixed rare earth chloride solution is usually produced and used as the feed to solvent extraction circuits to separate the individual rare earths. Cerium(
Jan 1, 2014
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Appendix III - Joint Venture Agreement Table of Contents, AnnotatedBy Karl J. C. Harries
"The Table of Contents that follows is only an example and is the Table of Contents from an actual negotiated agreement. It is merely intended to show how an agreement might be set out and the nature
Jan 1, 2003