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  • AIME
    A Study of the Flotative Properties of Magnetite

    By W. E. Keck

    THE flotative properties of the principal minerals in Michigan's potential iron ores have been investigated to develop methods of bene-ficiation for the ores. One of these minerals, magnetite, is

    Jan 1, 1937

  • NIOSH
    RI 8047 Hydraulic Stimulation Increases Degasification Rate of Coalbeds (2a534c6d-5b5e-4a7f-a9fc-fcc183725e1c)

    By C. H. Elder

    Coal degasification boreholes drilled from the surface have been success-fully hydraulically stimulated to increase the flow of gas from the coal. This Bureau of Mines report describes the hydraulic s

    Jan 1, 1975

  • AUSIMM
    The Effects of Mining on the Geological Equilibrium at Leichhardt Colliery, Blackwater, Queensland

    The paper describes the geology, structure, stress, gas and strata geomechanical properties for Leichhardt Colliery and their reactions to mining.

    Jan 1, 1986

  • AIME
    The Trollhättan Electrothermic Zinc Process

    By W. S. Landis

    IN brief, this is the story of an attempt to Americanize a process originally developed in Europe. The story will be recited in two sections, the first dealing with the process as developed by the Eur

    Jan 1, 1936

  • IIMP
    Aplicación sistema electrónico edevtm en voladuras de avance subterraneo; minera Suyamarca

    By Fidel T. Torres

    El presente texto describe las pruebas con sistema de iniciación electrónica eDev, realizadas en Compañía Minera Suyamarca – Unidad Pallancata del Grupo Hochschild, las cuales se se desarrollaron dura

    Sep 12, 2011

  • AUSIMM
    Some Design and Operating Aspects of the Ranger Uranium Mine Treatment Plant

    Environmental considerations were key factors in the design of the Ranger Uranium Mines treatment plant. The mine is located adjacent to the Kakadu National Park and has an average rainfall of 1.6

    Jan 1, 1984

  • AIME
    Good Practice in Combatting Dust Hazards Associated with Mining Operation

    By Donald Cummings

    CERTAIN dusts are dangerous when inhaled, but most hazardous of all dusts are quartz or other forms of pure crystalline silica. The inhalation of dusts containing silica in combination with other elem

    Jan 1, 1935

  • AUSIMM
    Intragraben Fault Zones, Volcanism, and Geothermal Evolution in the Oregon-Idaho Graben, U.S.A. (cb62322a-c63b-484d-a72f-a99e158b5dcc)

    The Oregon-Idaho graben evolved after widespread Uwleiitic flood basalt volcanism associated with the arrival of the plume head of the Yellowstone hotspot beneath southeastern Oregon approximately 17

    Jan 1, 1995

  • SME
    Probability-Assigned Constrained Kriging For Precious Metal Reserve Modeling

    By G. Pan

    The production data of many mines have not reconciled geostatistical estimations based on exploration and development drilling. The discrepancies in recovered metals are sometimes as large as 30%. A n

    Jan 1, 1995

  • AUSIMM
    U-Th Isotopes and the Generation of Magmas Along Destructive Plate Margins (bcde6e5e-471a-49e7-b99d-94310e26f3e6)

    By Heath E, van Calsteren P, Turner S, McDermott F

    U-Th isotope studies of recent volcanic rocks may be used to evaluate the depths and rates of melt generation beneath mid- ocean ridges and ocean islands. Island arc rocks exhibit a similar range in T

    Jan 1, 1995

  • AIME
    Montreal (Annual) Paper - The Greene-Wahl Process for Manufacturing Manganese and Alloys of Manganese Free from Carbon

    By F. Lynwood Garrison

    There is probably no subject for study in the metallurgy of iron and steel of greater interest than the effect of manganese upon the properties of iron. Some of the peculiarities of iron and steel con

    Jan 1, 1893

  • AUSIMM
    Technical Aspects of Underground Exploration at Lady Loretta

    By Mitchell G. W, Purvis A. H

    The Lady Loretta silver-lead-zinc deposit lies north of Mount Isa in folded and faulted Proterozoic carbonate sediments. The deposit was discovered in the late 1960's as a result of a soil geo

    Jan 1, 1988

  • CIM
    Implications of Trends in Base Metals and Gold Financing, and Acquisitions Activity

    By Michael Chender

    Emerging Equity Sources ? Larger IPOs ? China Inc. ? Other sovereign wealth funds ? New funds and higher allocations ? Private equity

    May 1, 2010

  • AUSIMM
    Recent Technology in the Tank House at Tamano Smelter

    By Oda Y, Hashiuchi M

    In the smelting section, flexible fuels such as coal or coke are used in place of heavy fuel oil in order to utilize energy sources more efficiently. Heat recovered from the off gas of the furnace

    Jan 1, 1987

  • AUSIMM
    Stability of Underground Coal Mine Openings and Structures with Particular Reference to Vibrations from Surface Mine Blasts

    By Prakash AJ, Singh PK, Dhar BB

    Safety and stability of underground mine openings, coal pillars and water dams in the near vicinity of operating surface mines are endangered from excessive blast induced vibrations. This paper deal

    Jan 1, 1995

  • NIOSH
    RI 9204 - Chromium Recovery From High-Temperature Shift Cr-Fe Catalysts

    By A. M. Stubbs

    The Bureau of Mines has devised a procedure to selectively extract and recover chromic oxide (Cr203) from waste high-temperature shift catalysts that contain approximately 6 pct Cr and 62 pct Fe, both

    Jan 1, 1988

  • AUSIMM
    High-Si Rhyolites and Shoshonitic Volcanics

    The transgressive sedimentary sequence of the Notnnea Basin contains rhyolitic lavas and less voluminous mafic and intermediate volcanims of shoshonitic affinities which erupted simultaneously during

    Jan 1, 1995

  • AUSIMM
    Peak Particle Accelerations Induced by a Decked Column of Explosives

    By Baird G. R, Jurak R. N

    In this study Dynamic Finite Element Modelling is used to investigate the distribution of peak particle accelerations (PPA) induced in a rock mass by a vertical decked column of explosives. The rock

    Jan 1, 1995

  • SME
    Phytoremediation In Areas Contaminated With Heavy And Radioactive Metals

    By C. Vasilescu

    Phytotechnologies use plants to remediate various media impacted with different types of contaminants. These technologies can be implemented either in situ or ex situ. The affected media in which phyt

    Jan 1, 2006

  • AUSIMM
    Leaching of Gold-Copper Ores Using Ammoniacal Cynide

    By Corrans I. J

    A wide variety of copper-bearing gold ores exist throughout the world which have yet to be processed economically for gold recovery. The copper minerals present in these ores can be many and varied

    Jan 1, 1992