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  • AIME
    A Criterion For Quasibrittle Crack Growth

    By L. G. Margolin

    INTRODUCTION In this paper we derive an expression to predict the onset of growth of a crack in a quasibrittle material. We employ an energy criterion, which was first proposed by Griffith (1920),

    Jan 1, 1984

  • AIME
    Factors For The Calculation Of Hardenability

    By Sidney Siegel, J. Gardner Brooks, Irvin R. Kramer

    IN 1942 Grossmann1 proposed that the hardenability of a steel may be calculated from its chemical composition by considering the base hardenability associated with its carbon content and grain size an

    Jan 1, 1946

  • AIME
    Geology - Nuclear Detector for Beryllium Minerals

    By T. Cantwell, N. C. Rasmussen, H. E. Hawkes

    Beryl is a mineral that may be difficult to distinguish from quartz by casual field inspection. The easily recognized green color and hexagonal crystal form of coarse-grained beryl are by no means uni

    Jan 1, 1960

  • AIME
    Simulation Of Grinding Circuits For Design

    By L. G. Austin, P. T. Luckie, R. R. Klimpel, R. S. C. Rogers

    1. INTRODUCTION The Bond method(1.2) for sizing tumbling ball mills has been used successfully for many years. The primary purpose of the Bond calculation is to predict the mill size and mill power

    Jan 1, 1982

  • AIME
    Hazleton the Mecca for Coal Division

    By E. J. Kenaedy, E. H. Robie

    THOUGH the fall meeting of the Coal Division was held in the heart of the anthracite section, at Hazleton, Pa., the bituminous industry was well represented also, and the two groups found much common

    Jan 1, 1932

  • AIME
    A Novel Oxidant For Nickel Hydrometallurgy

    By E. A. Devuyst, M. A. Mosoiu, V. A. Ettel

    Nickelic hydroxide is an important metallurgical reagent used for precipitating cobalt from nickel sulfate solutions. Existing methods of preparation of nickelic hydroxide involve electrolytic oxi

    Jan 1, 1981

  • AIME
    Choosing Ore Feeders For Beneficiation Plants

    By O. W. Walvoord

    A Definition: An ore feeder is a mechanical device that, by virtue of its motion, causes ore to be supplied or carried forward at a desired metered rate to other milling equipment. From the vi

    Jan 2, 1955

  • AIME
    Institute Reports for the Year 1927

    Secretary Membership Committee Increase of Membership Papers and Publications Committee Library Committee Treasurer Report of the Secretary TO THE BOARDOF DIRECTORASN D THE MEMBEROS F THE AMERI

    Jan 1, 1928

  • AIME
    Coal - Automatic Ash Determination for Coal

    By J. G. Balkestein, J. W. R. Baerts

    During an attempt to develop a method for accurate, rapid, continuous analysis of ash content of wal, the Dutch State Mines Laboratory found that the absorption coefficient for X-rays was related to a

    Jan 1, 1962

  • AIME
    A New Era for Mineral Processing

    By D. W. Fuerstenau

    The United States is rapidly approaching an acute shortage of minerals. According to some observers, this situation may even be more severe than the energy crisis because the US consumes nearly 30% of

    Jan 11, 1975

  • AIME
    Coal Looks Secure For The Seventies

    By Richard L. Gordon, Charles J. Johnson

    Electric power demand doubles about every ten years, and because of the associated burgeoning fuel requirements, power stations absorb over half of the coal output in the United States. Throughout the

    Jan 1, 1971

  • AIME
    Middle Management Training For Mining Engineers

    By John Fayerweather

    Here is a challenge to industry to meet the need for management training for the men now passing from essentially technical work into managerial responsibility . . . And a program to handle the job.

    Oct 1, 1956

  • AIME
    Gold Milling Developments in Northern Ontario

    By William F. Boericke

    KIRKLAND LAKE and Porcupine in 1931 accounted for more than $41,625,000 of Ontario's total gold production of $43,117,688. For the first time, the younger camp surpassed the older in gold output,

    Jan 1, 1932

  • AIME
    Geochemical Prospecting for Gold in Alabama

    By John B. Gustavson, Thornton L. Neathery

    A geochemical survey was conducted in the gold district in Alabama. Eight old mines were found to be sufficiently large in tenor and tonnage to be economical today. Four of these appeared to be amenab

    Jan 1, 1977

  • AIME
    Method for Evaluating Flotation Kinetics Parameters

    By P. Somasundaran, I. J. Lin

    There are several methods described in the literature for the determination of the order and the rate constant for the flotation of minerals. These often involve some type of computational or graphica

    Jan 1, 1974

  • AIME
    Southern High-volatile Coals for Metallurgical

    By Howard Eavenson

    PRIOR to 1907 nearly all coke was made in beehive ovens, and most of the gas produced was made in the old-style gas retorts, and while there were a few coke plants in southern West Virginia, southwest

    Jan 1, 1932

  • AIME
    Mass Balance Calculations For Comminution Circuits

    By J. W. White, J. M. Richardson

    Mass balance calculations on industrial grinding circuits are routinely performed during circuit design as well as during post-installation evaluation of operating circuits. Though such routine mass b

    Jan 1, 1982

  • AIME
    Plan for Settlement of Labor Disputes

    By AIME AIME

    THE Industrial Conference appointed by President Wilson has presented the following tentative plan for preventing or retarding strikes and industrial conflicts by proposing new Federal machinery for t

    Jan 1, 1920

  • AIME
    Rules for Interpretation of Bylaws, AIME

    The following rules, upon approval by the Board of Directors, shall serve as guides in the practical applications of the Bylaws for the operation of the Institute and have the full power and effect of

    Jan 1, 1960

  • AIME
    Electrical Apparatus For Surface Mining Operations

    By E. C. Rien

    When the electrical system for a surface or open pit mine is designed, four major considerations should be satisfied in the following order: safety, reliability, flexibility, and cost. Careful plannin

    Jan 1, 1968