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  • AIME
    Lake Superior Paper - The Effect of Silver on the Chlorination and Bromination of Gold

    By M. G. Magnuson, H. O. Hofman

    When dry chlorine gas is made to act in the cold upon fiuely-divided gold,' it converts the latter with evolution of heat into auro-auric chloride, Au4 Cl4, a hard, dark-red, hygroscopic salt. Mo

    Jan 1, 1905

  • AIME
    Institute of Metals Division - Diffraction Patterns and Crystal structure of Si3N4 and Ge3N4 (Correction, p. 316)

    By W. C. Leslie, R. M. Fisher, K. G. Carroll

    A nitride, believed to be Si3N, has been separated from three nitrided silicon steels. Germanium nitride, Ge3N4, has been prepared from pure germanium. Comparison of the diffraction patterns indicates

    Jan 1, 1953

  • AIME
    Symposium On Prospecting For Phosphate

    By James A. Barr

    [CONTENTS PAGE Foreword. By JAMES A. BARRI A New Core Barrel for Prospecting for Phosphate in Florida. By I. M. LEBARON 2 Prospecting for Phosphate in Tennessee. By W. F. GUENTHER 6 Machine Prosp

    Jan 1, 1947

  • AIME
    New Process For Copper Anode Slime Treatment At The Hitachi Smelter & Refinery

    By Junichi Sato, Takash Suzuki, Tatsuo Imamura, Mamoru Hojo

    INTRODUCTION Hitachi Refinery of Nippon Mining Co., Ltd. was constructed in 1911. The refinery began early to recover by-product metals and to manufacture copper products. Today, the refinery reco

    Jan 1, 1976

  • AIME
    New York Paper - Economic Application of Zonal Theory of Primary Deposition of Ores (with Discussion)

    By John Carter Anderson

    The theory of a zonal deposition of ores from ascending solutions which were differentiation products of a cooling magma, first propounded by Spurr,l in a measure explained by Lindgren,2 and recently

    Jan 1, 1923

  • AIME
    New York Paper - Economic Application of Zonal Theory of Primary Deposition of Ores (with Discussion)

    By John Carter Anderson

    The theory of a zonal deposition of ores from ascending solutions which were differentiation products of a cooling magma, first propounded by Spurr,l in a measure explained by Lindgren,2 and recently

    Jan 1, 1923

  • AIME
    The Iron-Tungsten System

    By W. P. Sykes

    IN CONNECTION with a study of tungsten steels, Honda and Murakami1 reported an investigation of the system iron-tungsten. This report included a tentative equilibrium diagram, photomicrographs of vari

    Jan 2, 1926

  • AIME
    Logging - The Laterolog: A New Resistivity Logging Method with Electrodes Using an Automatic Focusing System

    By H. G. Doll

    A new electrical logging method called Laterolog is described which provides for better recording of formation resistivity. In this method a current, preferably of constant intensity, is forced into t

    Jan 1, 1951

  • AIME
    Logging - The Laterolog: A New Resistivity Logging Method with Electrodes Using an Automatic Focusing System

    By H. G. Doll

    A new electrical logging method called Laterolog is described which provides for better recording of formation resistivity. In this method a current, preferably of constant intensity, is forced into t

    Jan 1, 1951

  • AIME
    Talc

    By Richard H. Olson, Lawrence A. Roe

    Talc, when it can be isolated as a pure mineral, has a composition of 63.36% Si02, 31.89% MgO, and 4.75% H20. However, as an industrial commodity, talc rarely approaches theoretical purity. Neverthele

    Jan 1, 1983

  • AIME
    Coal - Pulverized Coal as Fuel for Copper-refining Furnaces

    By E. S. Bardwell, Roy H. Miller

    During the period extending from May, 1922, to September, 1923, the copper-refining furnaces of the Great Falls Reduction Department of the Anaconda Copper Mining Co. at Great Falls, Mont., were opera

    Jan 1, 1927

  • AIME
    PART VI - Communications - On Apparent Pore Formation During Cellular Solidification

    By H. Biloni

    PORE formation during solidification has recently been studied theoretically by Piwonka and Flemings.1 For the ordinary conditions of cellular solidification, these authors state that there is a diffi

    Jan 1, 1968

  • AIME
    New York Paper - Silicon in Cast-Iron (Analytical Determinations by H. S. FLEMING and EDWARD ORTON, JR.)

    By W. J. Keep

    Cast-iron, or pig-iron, is iron which contains all the carbon that it could absorb during its reduction in the blast-furnace. As is well-known to chemists, carbon exists in cast-iron in two distinct f

    Jan 1, 1889

  • AIME
    St. Louis Paper - A Few Notes on the Future Work of the Petroleum Geologist in the Mid-Continent Oil Fields

    By Dorsey Hager

    The possibilities of finding new oil pools in Oklahoma and Kansas are far from promising. In 1916, the only new pools of importance were the Franchot pool near Bixby, the Garber, and the Billings p

    Jan 1, 1918

  • AIME
    A Few Notes, On The Future Work Of The Petroleum Geologist In The Mid-Continent Oil Fields

    By Dorsey Hager

    THE possibilities of finding new oil pools in Oklahoma and Kansas are far from promising. In 1916, the only new pools of importance were the Franchot pool near Bixby, the Garber, and the Billings poo

    Jan 10, 1917

  • AIME
    New York Paper - Comparative Notes on Steel-Rail Rolling

    By Robert W. Hunt

    I have frequently stated that while the chemical composition of steel is important, yet even greater importance is connected with the mechanical and heat treatment of the metal. During the past year I

    Jan 1, 1914

  • AIME
    Technical Notes - A Subsurface Flowmeter

    By R. C. Rumble

    To /neet the need for a subsurface flowmeter capable of measuring low rates of flow, a new type flowmeter has been built and tested in the field. This instrument is self-contairzed, can be run on a wi

    Jan 1, 1956

  • AIME
    Extractive Metallurgy Division - Preparation of High Purity ZrCl4 from Alkali Chlorozirconates

    By R. V. Horrigan

    High purity ZrC14 (25 to 200 ppm of metallic impurities) can be readily prepared in simple apparatus by thermal decomposition of alkali chlorozirconate fused salts at 500° to 600°C and at atmospheric

    Jan 1, 1956

  • AIME
    Institute of Metals Division - Observations on the Niobium (Columbium)-Hydrogen System

    By W. J. Babyak, J. M. Sheehan, H. W. Paxton

    THE- solubility of hydrogen and deuterium in solid niobium up to I-atm pressure has been established bv a number of workers.1-5 X-ray examination at room temperature of specimens reacted in hydrog

    Jan 1, 1960

  • AIME
    Geology of the Molybdenite Deposits at Climax, Colorado, and of Other Deposits Producing Molybdenite

    By John Vanderwilt

    THE value of molybdenum as a ferroalloy has been known for many years. For a long time, however, the metal was used only on a small scale in the iron industries, because the known source of supply app

    Jan 1, 1932