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  • CIM
    Examination of Some Failures in Large Thick Wall Pressure Vessels

    By H. Marquis

    This paper is concerned with an analysis of a number of failures of large-size, hypervelocity light gas gun chambers and barrels. A brief description of the light gas gun principle and of the various

    Jan 1, 1962

  • CIM
    Geological Setting of the NERCO Con Mine and the Relationship of Gold Mineralization to Metamorphism, Yellowknife, N.W. T.

    By D. W. McDonald, N. A. Duke, R. L. Hauser

    "Abstract- The NERCO Con Mine is situated in the amphibolite facies aureole of the Western Plutonic Complex overprinting the Yellowknife Greenstone Belt. Metamorphic grade of the upright monoclinal ba

    Jan 1, 1993

  • CIM
    Heat Flow and Permafrost

    By Alan M. Jessop

    This paper discusses the distribution of frozen ground in the zone of discontinuous permafrost in relation to the pattern of surface temperature. The importance of understanding permafrost in relation

    Jan 1, 1972

  • CIM
    Current Statistics on Coal in Canada

    "IntroductionThe Chairman, in his speech to this body last year in Montreal, stated that the Dominion Coal Board looked to and depended upon the Bureau of Statistics for statistical material, and the

    Jan 1, 1950

  • CIM
    Fuel Investigations of the Research Council of Alberta (1919-1940)

    By W. A. Lang

    RESEARCH has been defined as the link between the present and the future. Science, wonderful though its achievements may be, has but scratched the surface of the unknown. Research is directing its att

    Jan 1, 1942

  • CIM
    Geology of the Foxtrap Pyrophyllite Deposit, Avalon Peninsula, Newfoundland

    By V. S. Papezik

    Pyrophyllite, an AI silicate used in the production of ceramic materials, is formed mainly by alteration of felsic to intermediate volcanic rocks, either directly (at temperatures of 250-300°C and pre

    Jan 1, 1978

  • CIM
    Progress in Coal Technology

    By C. E. Baltzer

    This is the fourth in a series of coal technology reviews being prepared. in accordance with a recommendation voted by the Coal Division C.I.M. in session at the Jubilee Meeting, Vancouver, 1948, that

    Jan 1, 1951

  • CIM
    Interpretation of Pressure Data Water Saturation in the Bellshill and Lake Capillary Field

    By A. J. Miller

    Estimates of interstitial water saturation derived from capillary pres-sure data are compared with residual water saturations found by the analysis of cores out in oil-base drilling fluid. A theoretic

    Jan 1, 1960

  • CIM
    The Spiral Stoping System as Applied at the Beattie Mine

    By Jay Tuttle

    THE spiral stoping method of mining was first seen by the writer at the Granby Consolidated Mining, Smelting & Power Company's Hidden Creek mine, at Anyox, British Columbia. Where the method re

    Jan 1, 1939

  • CIM
    Fracture Mechanics in the Design, Manufacture and Maintenance of Mining Equipment

    By H. W. Wevers

    Fatigue failure and accompanying brittle failure occurs frequently in heavy mining equipment. This paper discusses how fracture mechanics can be applied as a tool for crack control and crack managemen

    Jan 1, 1977

  • CIM
    Coal Research and Development in Canada -1969

    "In response to needs created by intensive exploration and accelerating expansion of coal mining in the Western provinces, Canadian R & D on coal is progressively widening its scope. Principal interes

    Jan 1, 1970

  • CIM
    The salmita gold deposit

    By A. H. Ransom, M. E. Robb

    The Salmita Gold Mine is located 240 air kilometres northea t of Yellowknife on the east shore of Matthews Lake. Salmita is one of several gold showings which are regionally associated with the steep

    Jan 1, 1986

  • CIM
    Chemical Control of Hydrogen Sulphide During Drill Stem Tests

    By Joseph U. Messenger

    A method of applying ammonium hydroxide to a drill stem containing hydrogen sulphide gas and hydro-gen-sulphide-bearing oil and water so as to remove the hydrogen sulphide as ammonium sulphide is de-s

    Jan 1, 1958

  • CIM
    Fire in Dominion No. 16 Colliery, New Waterford, Nova Scotia

    By Louis Frost

    "A FIRE which forced the sealing -of the east side of Dominion No. 16 Colliery in the Town of New Waterford, Nova Scotia, occurred on October 6th, 1952 (Figure 1).So far as can be ascertained, the fir

    Jan 1, 1953

  • CIM
    Taxation of a Canadian Gold Mining Company

    By E. D. Fox

    Introduction The financial statement of the hypothetical Gold Mining Company, which forms the background of this survey, was designed for the Institute with the express abject of having it assessed i

    Jan 1, 1934

  • CIM
    A Decade of Iron and Steel in Canada

    By Alfred W. G. Wilson

    THE state of development of its iron and steel industries serves as a 1eading index to the general condition of a nation's business affairs. In this paper, the authors present an economic study o

    Jan 1, 1938

  • CIM
    Recent Improvements in Magnesium Alloy Founding

    By J. W. Meier

    Introduction The great importance of air warfare during World War II and the introduction of large-scale air transportation and airborne operations created an immediate demand for large quantities

    Jan 1, 1948

  • CIM
    Bulk Processing Materials by of Fine Compound Water Cyclones

    By J. Visman

    "The Compound Water Cyclone is a concentrator for the wet processing, in bulk, of finely divided materials such as slack coal, fine ores and mineral sands. It was originally developed by the Fuels and

    Jan 1, 1966

  • CIM
    A Theoretical Approach to the Evaluation of In-Situ Coal

    By K. W. Edwards

    The formulation of a theoretical basis for the evaluation of in-situ coal through the use of geophysical logs is outlined. This involved the development of an approach to the interpretation of resisti

    Jan 1, 1978

  • CIM
    Metallurgie Hoboken-Overpelt?s Zinc Electrowinning Plant

    By E. Van Den Neste

    A concise historical review is given of the Overpelt plant and the general principles of zinc hydrometallurgy are briefly outlined, together with a description of the new electrolytic zinc plant ore r

    Jan 1, 1977