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  • AIME
    The Present Source and Uses of Vanadium

    By J. Kent Smith

    VANADIUM is generally spoken of as a rare element; but, even in the light of our resources as known a couple of years ago, this description could be accepted in a qualified sense only. In fact, vanadi

    Sep 1, 1907

  • AIME
    Notes On Titanium And On The Cleansing Effect Of Titanium On Cast-Iron.

    By Bradley Stoughton

    (Cleveland Meeting, October, 1912.) [SECRETARY'S NOTE.-To avoid repetition of foot-notes, references to authorities are made in this paper by means of figures, referring to a numbered list in th

    Nov 1, 1912

  • AIME
    Breaking Half a Million Tons in One Blast

    By M. A. Roche

    AST fall over half a million tons of ore and rock were broken in one blast at the open pit of the Hudson Bay Mining & Smelting Company's operation, at Flin Flon, Manitoba. The following particula

    Jan 1, 1934

  • AIME
    Discovery and Application of Electric Welding

    By ELIHU THOMSON

    IN 1877, Professor Thomson delivered at the Franklin Institute, [Philadelphia, five lectures on electricity. The object of the lectures and the demonstrations, which were numerous and many of them ori

    Jan 1, 1921

  • AIME
    War Demands Bring Changed Attitude Toward Scrap Metals

    By S. M. Shelton

    SINCE the Saar started. the real progress in scrap-metal recover is in the change of point of view regarding secondary metals. The tendency had been to regard scrap as the normal outgrowth of obsolesc

    Jan 1, 1942

  • AIME
    Do Our Mineral Industries Schools Give an Engineering Training?

    By William R. Chedsey

    IN the last two years the E.C.P.D. committees having to do with the inspection of engineering schools for possible accrediting have been concerned with the engineering content of some of the mineral i

    Jan 1, 1939

  • AIME
    Registration of Engineers in Canada

    By B. B. Gottsberger

    A NOTABLE feature of the practice of the American mining engineer is the fact that 'his field has been world wide, and the results of his work may be found in all countries. For this reason, the

    Jan 1, 1921

  • AIME
    Subsurface Dip and Strike Determined by New Polar Core Orientation

    By E. Ray Webb

    A interest to geologists and to mining and petroleum engineers is a laboratory method for determining the dip and strike of sub- surface structures, as well as the direction of fault planes traversing

    Jan 1, 1940

  • AIME
    Diagonal-Plane Concentrating-Table.

    By S. Arthur Krom

    (Wilkes-Barre meeting, June, 1911.) RECENT experiments indicate that the usual type of concentrating-table is not only poorly adapted to produce the desired results, but also is based upon an incorre

    Jul 1, 1911

  • AIME
    Discussion - Of Mr. Bolles' Paper on The Concentration of Gold and Silver in Iron-Bottoms (see p. 666)

    Edward Keller, Baltimore, Md. (communicatioin to the Secretary*):—It is pleasing to note the increasing amount of work on metallurgical problems that is being carried on by exact scientific methods, a

    Jan 1, 1905

  • AIME
    Annual Meeting, New York

    THE opening session was held on Tuesday evening, February 17th, in the house of the American Society of Civil Engineers. The President of the Institute, Mr. E. B. Coxe, after a few introductory rem

    Jan 1, 1880

  • AIME
    The Conservation of Coal in the United States

    By Edward W. Parker

    IF one is to place any credence at all in the reports published in the daily press, the subject of conservation has been a very lively topic of conversation during the past 60 days, and it does not ap

    Nov 1, 1909

  • AIME
    Chicago Paper - Effect of Sulfur in Coal Used in Ceramic Industries

    By C. W. Parmalee

    The ideal fuel for burning ceramic wares is the one that, among other characteristics, has little or no sulfur. For that reason wood was long considered the most desirable fuel but its high cost has p

    Jan 1, 1920

  • AIME
    Production and Marketing of Garnet Abrasive Sands, Emerald Creek, Idaho

    By John S. Crandall

    Occurrence: small crystals in alluvial sands from the eroding Belt Series mica schists. Flowsheet: dragline, trommel screen, jigs, drier, crusher, screens. Value: ground, $2.50 per cu yd, garnet sand

    Jan 1, 1950

  • AIME
    Health and Safety in Mining - Accident Rates Continue Downward Trend in Spite of Labor Difficulties

    By Carl M. Fellman

    LABOR disputes caused considerable turbulence in the coal mining industry during 1946. As an outcome of these disputes, a definitely fundamental change in safety procedure was instituted: establishmen

    Jan 1, 1947

  • AIME
    Engineering Problems in Atomic Energy for Industrial Application

    By J. A. Hutcheson

    NO one questions that it is technically possible to achieve the controlled release of atomic energy in a form that can be converted into heat or electricity. However, before this is actually an accomp

    Jan 1, 1948

  • AIME
    The Electrolytic Assay of Lead and Copper

    By George A. Guess

    THE increasing demand for greater speed and more accuracy, in making daily assays of ores and products from mills treating material containing but very small quantities of lead and copper, has caused

    Nov 1, 1905

  • AIME
    Institute of Metals Division Hears 16 Papers

    By C. H. Mathewson

    EXCEPTING the joint sessions on gases in metals held during the day on Tuesday, the Institute of .Metals opened its activities with a division dinner at the Commodore on Tuesday evening, with Sam Tour

    Jan 1, 1932

  • AIME
    Progress Toward Security and Stability

    By Herbert Hoover

    BOTH the directors of industry and your leaders have made great progress toward a new and common . ground in economic conceptions, which, I am confident, has had a profound effect upon our economic pr

    Jan 1, 1930

  • AIME
    United States Needs Engineers for Government Service

    By ROBERT B. COONS

    SELECTIVE SERVICE must meet three important demands for man power: (1) Activities concerned with production of war goods. (2) The armed forces. (3) Civilian activities and institutions the continu

    Jan 1, 1942