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  • AIME
    Developments In Pelletizing

    By Alan English

    INTRODUCTION During the Bicentennial Year in the United States of America, recognition should be given to the fact that 20 years ago the first large-scale commercial pelletizing plant was started

    Jan 1, 1977

  • AIME
    New York Paper - Handling Ore in Mines of Butte District

    By H. R. Tunnell

    Every one connected with a mine knows that it is hard to keep down the costs of moving ore from the place where it is broken to the shaft or portal. Considered broadly, the subject of handling would c

    Jan 1, 1923

  • AIME
    New York Paper - Handling Ore in Mines of Butte District

    By H. R. Tunnell

    Every one connected with a mine knows that it is hard to keep down the costs of moving ore from the place where it is broken to the shaft or portal. Considered broadly, the subject of handling would c

    Jan 1, 1923

  • AIME
    St. Louis Paper - Zinc Mining at Franklin, N. J. (with Discussion)

    By B. F. Tillson, C. M. Haight

    I. General Remarks..........................723 1. Location............................723 2. Characteristics of the Orebody..................725 (a) Mineralogical (b) Shape, Strike, Dip, Size

    Jan 1, 1918

  • AIME
    Rates Of Open-Hearth Reactions

    THE problem of reaction rates in the open-hearth process is essentially that of trying to form a fairly clear picture of the "chemical mechanisms" in the bath. Quantitative data on reaction rates woul

    Jan 1, 1951

  • AIME
    Part VIII - Papers - Heterogeneous Nucleation of Undercooled Silver

    By G. L. F. Powell

    Bulk samples of silver have beat undercooled lo a large degree in contact with crystalline siliceous and ceramic oxide materials, indicating lhat stable oxides and oxide compounds are not the heteroge

    Jan 1, 1968

  • AIME
    Salt Lake Paper - Leaching Experiments on the Ajo Ores

    By Stuart Croasdale

    Not long ago I was called upon to conduct some experiments on the treatment of ores from the New Cornelia copper mine, Ajo mountains, Arizona, for the Calumet & Arizona Copper Co. The problem was a ve

    Jan 1, 1915

  • AIME
    Institute of Metals Division - Grain Growth in Dilute Alloys of Copper

    By S. Weinig, E. S. Machlin

    IN a previous study of the grain boundary stress relaxation phenomenon,' the authors had arrived at the conclusion that two successive steps were involved in the complete relaxation of stress at

    Jan 1, 1958

  • AIME
    Papers - Properties of Metals - Working Properties of Tantalum

    By M. M. Austin

    Pure metallic tantalum, from a practical standpoint, is one of the newer developments in the metal field. Although it was used as filament in incandescent lamps in 1906, only within the last, five yea

    Jan 1, 1930

  • AIME
    Recovery Of Resin From Utah Coal

    By Ernest Klepetko

    A NOTABLE amount of fossil resin exists in many of the bituminous coal beds of Utah. The upper part of these show a marked concentration of resin, which occurs primarily in the fracture seams. In gene

    Jan 1, 1947

  • AIME
    Preparation of Industrial Minerals - Recovery of Resin from Utah Coal (Mining Tech., May 1947; Coal Tech., May 1947, T.P. 2166)

    By Ernest Klepetko

    A notable amount of fossil resin exists in many of the bituminous coal beds of Utah. The upper part of these show a marked concentration of resin, which occurs primarily in the fracture seams. In gene

    Jan 1, 1948

  • AIME
    Preparation of Industrial Minerals - Recovery of Resin from Utah Coal (Mining Tech., May 1947; Coal Tech., May 1947, T.P. 2166)

    By Ernest Klepetko

    A notable amount of fossil resin exists in many of the bituminous coal beds of Utah. The upper part of these show a marked concentration of resin, which occurs primarily in the fracture seams. In gene

    Jan 1, 1948

  • AIME
    Part VII - Papers - Deformation of Silver-Zinc Single Crystals as a Function of Zinc Concentration

    By W. L. Phillips

    Stress-train curves were obtained for single crystals of silver, Ag-5 pct Zn, Ag-10 pct Zn, and Ag-20 pct Zn tested in tension and shear at 78°, 195°, and 297°K. At room temperature the critical resol

    Jan 1, 1968

  • AIME
    Conference on Production and Design Limitation and Possibilities for Powder Metallurgy (Metal Technology, January 1945) - Sintered Magnets

    By C. R. Fulton

    The idea of making permanent magnets by sintering is not a new one, but until the introduction of the iron-nickel-aluminum permanent-magnet alloys there was little need for such a process. Permanent-m

    Jan 1, 1945

  • AIME
    Institute of Metals Division - Effect of Temperature on the Creep of Polycrystalline Aluminum by the Cross-Slip Mechanism

    By N. Jaffee, J. E. Dorn

    An activation energy of 27,400 5 1000 cal per mole was obtained for the creep of poly crystaLline aluminum over the temperature range of 273° to 350°K, at strains varying from 0.003 to 0.230. Stresses

    Jan 1, 1962

  • AIME
    Rock In The Box Mining And Exploration Division - Adult Students Need Adult Responsibilities

    By John F. Abel

    "The most conservative persons I ever met are college undergraduates." Woodrow Wilson said that in 1905. No one is saying anything like it today. Chaos on the campus was a cliche of the sixties. Sinc

    Jan 1, 1970

  • AIME
  • AIME
    Chicago Paper - Experimental Investigations on the " Loss of Head" of Air-Currents in Underground Working

    By D. Murgue

    The circulation of air in underground workings is subject to a gradual and continuous reduction of its pressure, from intake to outlet, caused by the friction between it and the more or less rough and

    Jan 1, 1894

  • AIME
    Institute of Metals Division - Constitution and Properties of Some Iron-Bearing Cupro-Nickels - Discussion

    By F. H. Wilson, E. W. Palmer

    G. L. Bailey (British Non-Ferrous Metals Research Association, London, England)—I was glad to see this further work on the structure and properties of the Cu-Ni-Fe alloys of low nickel content in whic

    Jan 1, 1953

  • AIME
    Part I – January 1968 - Papers - The Relation Between Superplasticity and Grain Boundary Shear in the Aluminum-Zinc Eutectoid Alloy

    By David L. Holt

    The contribution of grain boundary shear to total elongation, CS/E', has been measured in an Al-Zn eu-tectoid alloy that was quenched from above the invariant temperature, then annealed at 250° C

    Jan 1, 1969