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  • AIME
    The Rothschönberger Stollen

    By Rossiter W. Raymond

    (Read at the Wilkes-Barre Meeting, May, 1877.) THE 12th of April, 1877, witnessed the celebration, at Freiberg, Saxony, of an event profoundly important for the ancient mining industry of that distri

    Jan 1, 1878

  • AIME
    Trade Route from the World Ports to the Midland of North America

    By W. L. Saunders

    THE world's greatest producing area is, geographically, in the midland region of North America about the Great Lakes. This area, with but one- third of the nation's population, produces, wit

    Jan 1, 1921

  • AIME
    Clearness

    By T. A. Rickard

    The notion prevails that writing is a knack, that the skilful use of the pen is a gift of nature. This is an error. Dogberry may be responsible for it; he said: "To be a well-informed man is the gift

    Jan 1, 1931

  • AIME
    Diesel Exhaust Contamination of Mine Ventilation Systems

    By R. V. Ramani, R. Stefanko, P. C. Thakur

    The effects of diesel exhaust on mine ventilation systems are discussed. Mathematical models for emission of gaseous pollutants from diesel engines and their dispersion into mine air have been develop

    Jan 1, 1977

  • AIME
    Mining Progress - Improved Equipment More Noticeable Than Changes in Mining Methods

    By R. D. Parks

    DESPITE the handicap of reduced production in many districts, the mining industry in 1938 forged steadily ahead toward solution of its minor technical problems and has of-defected major advances in se

    Jan 1, 1939

  • AIME
    Haulage Methods Stress Speed, Capacity – Railroad

    For handling rough rock, the shovel-train system is unexcelled. The ideal application is a physically large, but not excessively deep, open-pit mine from which the coarsely blasted ore and waste must

    Jan 10, 1967

  • AIME
    Institute of Metals Division - Plastic Deformation and Failure of Silver-Steel Filamentary Composites

    By Henry R. Piehler

    Continuous seven- and nine teen -filament close-packed silver-steel filamentary composites mere tested in tension. For purposes of comparison, the tensile behavior of the composite was predicted from

    Jan 1, 1965

  • AIME
  • AIME
    Sulfur Removal at the Beaver Creek Consolidated Coal Co.'s Stinson Plant

    By D. C. Sisti

    A technical evaluation of actual performance of the preparation facilities at Beaver Consolidated Coal Co.'s Stinson plant is presented, with special emphasis on sulfur reduction in 1-1/2 x 3/8 i

    Jan 1, 1976

  • AIME
    American Engineering Council Records Appreciation of Herbert Hoover

    By AIME AIME

    T HE Executive Board of the American Engineering Council held its fourth meeting at St. Louis on the first anniversary of the organizing conference which met in Washington on June 3,1920. Representati

    Jan 1, 1921

  • AIME
  • AIME
    Institute of Metals Division - Creep Behavior of Magnesium-Cerium Alloys

    By C. S. Roberts

    Four binary alloys in this system were creep tested at 300°' to 600°F. A photographic study of microstructural changes showed that the outstanding creep resistance results primarily from a potent

    Jan 1, 1955

  • AIME
    Primitive Tin Metallurgy in Laos

    By Roger E. Barthelemy

    PRIMITIVE mining and metallurgy has today almost disappeared. Probably the only remaining tribal tin mining and smelting is practiced by the Laotian natives in one of the less known tin areas of the w

    Jan 1, 1938

  • AIME
    Production Engineering - Use of Oil-emulsion Mud in the Sivells Bend Field (TP 2227: Petr. Tech., July 1947)

    By W. H. Echols

    An oil-emulsion mud, consisting of a mixture of oil-base mud and bentonitic water-base mud, has been used experimentally in drilling 8 of the 35 wells in the Sivells Bend field, Cooke County, Texas. E

    Jan 1, 1948

  • AIME
    Production Engineering - Use of Oil-emulsion Mud in the Sivells Bend Field (TP 2227: Petr. Tech., July 1947)

    By W. H. Echols

    An oil-emulsion mud, consisting of a mixture of oil-base mud and bentonitic water-base mud, has been used experimentally in drilling 8 of the 35 wells in the Sivells Bend field, Cooke County, Texas. E

    Jan 1, 1948

  • AIME
    Crushing Practice at Ajo

    By David Cole

    THE New Cornelia Copper Co. is mining and treating a 'monzonite " porphyry" copper deposit that is all hard rock. The oxidized surface shell, which constitutes the leachable part of the orebody,

    Jan 1, 1925

  • AIME
    Features Incorporated In The Design Of Lone Star's Two New Dry Process Cement Plants

    By Claiborne C. Van Zandt

    THE heavy postwar demand for Portland Cement has created shortages that are gradually being overcome by increases in plant capacity. In the post-war period, the Lone Star Cement Corp. has expanded s

    Jan 1, 1952

  • AIME
    Two-Stage Program Boosts Pima To 30,000 TPD

    By George A. Komadina

    From its modest beginning in 1957 with one mill grinding section handling 3000 tpd Pima has steadily expanded. In July 1966, work was completed that allowed the concentrator to treat in excess of 18,0

    Jan 11, 1967

  • AIME
    Papers - Gas-Oil Ratios - Condensation Effect in Determining Gas-oil Ratio (With Discussion)

    By Alexander B. Morris

    In a recent paper on the intermittent injection of gas in gas-lift operations as opposed to continuous injection, Morgan Walker presented a comparative table showing the effect on oil and gas producti

    Jan 1, 1930

  • AIME
    Lake Champlain (Plattsburgh) Paper - Copper Crystallization at the Copper Glarice and Potosi Mine, Grant County, New Mexico

    By Charles H. Snow

    In vol. xxxviii. (1889) of the American Journal of Science, under the heading " Pseudomorphs of Native Copper after Azurite from Grant County, New Mexico," Mr. W. S. Yeates describes a most interestin

    Jan 1, 1893