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  • AIME
    Philadelphia Paper - Copper Refining in the United States

    By T. Egleston

    The materials containing copper which are refined in the United Statrs, are, for the most part, the natiye noppers of Lake Superior. IJntil quite recently but little pig copper Was made for sale, and

    Jan 1, 1881

  • AIME
    Airplanes Solve Alaskan Mining Problems

    By CLARENCE WM. POY

    THE most common difficulty faced by an engineer or mine operator when opening a new property in a new field is the lack of roads and of cheap transportation. This one item often swings the balance of

    Jan 1, 1935

  • AIME
    New York Paper - The Gay-Lussac Method of Silver Determination

    By Frederic P. Dewey

    This old and well-known method of determining silver is, in bullion work, so far superior to the furnace-assay that it is looked upon with reverential awe by many, if not by most, users, and its ease

    Jan 1, 1914

  • AIME
    An Electro-Hydraulic Shovel

    By Frank Armstrong

    ALL the mining machinery of the Penn Iron Mining Co. has been operated by electric power for several years and when another shovel for stockpile loading was required the advantages of an electric shov

    Jan 2, 1916

  • AIME
    Helium and Helium Filled Airships

    By AIME AIME

    TRANSFER to the Bureau of Mines of the responsibility for conservation and production of helium, and announcement that a proposal has been made to the President for commercial operation of the Los Ang

    Jan 1, 1925

  • AIME
    Geology - An Eltran Electrode Configuration as Applied to Electrical Resistivity Exploration

    By F. A. Seward

    A1though the expanding Eltran1 configuration has been used in induced polarization exploration for several years, there has been little application of this method to straight resistivity problems. A c

    Jan 1, 1963

  • AIME
    Gold Mining in California

    By Edwin Higgins

    SINCE the "Days of Forty-nine" California has been the premier gold producing state of the union. The greatest production was recorded in 1.852, during which year the state's placer and lode depo

    Jan 1, 1925

  • AIME
    Dr. Leith on Ore Origin

    By AIME AIME

    AT the annual .meeting of the Minnesota Section in December, Dr. Leith characterized as a question still open the exact method of origin of Lake Superior iron ores and emphasized it as an important pr

    Jan 1, 1932

  • AIME
    Solving Some of Flotation's Problems

    By AIME AIME

    L H. DUSCHAK gave an interesting talk at a recent meeting of the. San Francisco Section, based -011 experimental work with a variety of ores at the laborator of the Treadwell-Yukon Co., in Berkeley, C

    Jan 1, 1932

  • AIME
    Importance of Stone in Industry

    By Oliver Bowles

    ROCK is no doubt the most abundant of all material things because the planet on which we live is made of it. All animal and vegetable organisms and the multitude of natural and manufactured products t

    Jan 1, 1934

  • AIME
    New Trends in Mining Geology

    By George M. Fowler

    EVERY year it becomes more difficult to find new mining districts and new ore deposits. Nearly all of the important discoveries so far can be attributed to surface manifestations overlying the ore dep

    Jan 1, 1935

  • AIME
    Coal - Hydraulic Stowing Techniques in Armutcuk Mine, Turkey

    By Mehmet Guney

    At the Armatcuk mine in Turkey, various modifications of sublevel methods have been tried during the last decade in an effort to eliminate gob fires, dangers from roof falls, and surface subsidence, a

    Jan 1, 1969

  • AIME
    Reservoir Engineering Equipment - A New System of Tools for Better Control and Interpretation of Drill-Stem Tests

    By B. P. Nutter, M. Lebourg, J. A. McAlister

    The Multi-Flow Evaluator (MFE) is a new system of tools providing an original approach in drill-stem testing. It improves control during the testing operation and gives a more accurate evaluation of t

    Jan 1, 1966

  • AIME
    Getting The Foreign Workman's Viewpoint

    By Prince Lazarovich, Hrebelianovich

    I WAS asked by the chairman of one of the Sessions on Employment Problems to talk about the viewpoint of the foreign workingman. I am not a workingman. I have never done what a work-hand might call an

    Jan 4, 1918

  • AIME
    Municipal-water Needs vs. Strip Coal Mining

    By Gregory M. Dexter

    Recent litigation in Pennsylvania between three coal-mining companies and a private water company resulted in the payment by the coal companies of the equivalent of about $500,000 to buy a new water s

    Jan 1, 1949

  • AIME
    Producing – Equipment, Methods and Materials - Application of Material and Energy Balances to Geothermal Steam Production

    By R. L. Whiting, H. J. Ramey

    The basic study from which this paper was prepared was started as the result of the growing need throughout the world for increasing quantities of energy in all forms. Quite obviously, natural forms o

    Jan 1, 1970

  • AIME
    Engineering Lifted from Back Room of Blueprints to First Order of National Importance

    By Herbert Hoover

    DURING the year, the' Institute has made the most remarkable growth in its history. Our actual increase in membership was 1816 and therefore was 80 per cent. larger than any previous year. Even w

    Jan 1, 1921

  • AIME
    The Physical Features And Mining Industry Of Peru.

    By George I. Adams

    PHYSICAL AND CLIMATIC DIVISIONS. PERU is divided into three regions-the coast, the sierra, or high mountainous region, and the a montana," or forest region of the Amazon basin. The Coast.-The coast

    Jan 7, 1908

  • AIME
    Research in the Steel Industry

    By John A. Mathews

    RESEARCH in the steel industry, as in other lines of manufacturing, has for its principal purpose the increasing of profits. That is what manufacturing companies are for, and all departments of the or

    Jan 1, 1921

  • AIME
    Limestone and Lime ? Their Industrial Uses

    By M. F. Goudge

    LIMESTONE surpasses any other rock or mineral in the number and diversity of its uses and in the quantity consumed fur industrial purposes. Either in the raw state or when calcined to lime it enters d

    Jan 1, 1937