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  • AIME
    Chattanooga Paper - The Behavior of Calcium Sulphate at Elevated Temperatures with Some Fluxes

    By W. Mostowitsch, H. O. Hofman

    The mineral gypsum, CaSO4 + 2 H2O, has been used for many years as a sulphurizing and basic flux in several smelting-operations. Thus, in smelting oxide nickel-ore in the blastfurnace, it is commonly

    Jan 1, 1909

  • AIME
    A Coal Mine Rejuvenated - Old Transportation Facilities Replaced by Aerial Tramway and Underground Belt Conveyors at a Small Mine Turns a Loss Into a Profit

    By Carel Robinson

    THE little coal mine at Otsego, in the Winding Gulf field of southern West Virginia was dying. In the history of coal mining thousands of mines have been successful at first, but usually a change occ

    Jan 1, 1937

  • AIME
    Hydraulic Jet Mining Shows Potential As A New Tool For Coal Men

    By Earl R. McMillan

    Though much has been written during the past several years about the Russian success in using hydraulic jets for coal mining, little or none of the published information, in so far as this writer has

    Jan 6, 1962

  • AIME
    Colorado Paper - Limonite Deposits of Mayaguez Mesa, Porto Rico

    By C. R. Fettke, Bela Hubbard

    During the summer of 1916, while on a visit to the United States Agricultural Experiment Station at Mayaguez, Porto Rico, the writers were told by D. W. May, the director, that an occurrence of mangan

    Jan 1, 1920

  • AIME
    Ventilation in Driving Subway Tunnels

    By W. F. Boericke

    NOT the least interesting sights that New York has to offer the visiting mining engineers are the extensive tunnel operations that are being pushed in connection with the subway construction. While a

    Jan 2, 1928

  • AIME
    A Statistical Analysis Of Some Data From Deflected Diamond-Drill Holes

    By Richard F. Link, George S. Koch

    Advantages and disadvantages of deflecting (wedging) diamond-drill holes to obtain sampling data are compared with the alternative of drilling additional holes. The discussion is based on a statistica

    Jan 1, 1969

  • AIME
    Industrial Minerals - Mining and Milling of Lithium Pegmatites at Kings Mountain, N. C.

    By D. L. Rainey, E. R. Goter, W. R. Hudspeth

    THE area in which spodumene-bearing pegmatites occur extends from Gaffney, S. C., in a northerly direction to Lincolnton, N. C., a distance of about 16 miles. The zone averages 2 miles in width. I

    Jan 1, 1954

  • AIME
    Venezuelan Oilfield Development In 1923

    By Edwin Hopkins

    THE year 1923 started a few days after the Venezuelan Oil Concessions, Ltd., discovered a 140,000-bbl. well at. La Rosa and a well of between 2500 and 5000 bbl. at La Paz, on the opposite side of Lake

    Jan 3, 1924

  • AIME
  • AIME
  • AIME
    Milling Process in Southwest Wisconsin Zinc District

    By D. L., Hayes

    THE concentration of zinc ore in Wisconsin is a comparatively simple process, although it presents problems that must be overcome in an efficient manner in such a way that installation and operating c

    Jan 1, 1921

  • AIME
    New York September, 1890 Paper - Iron and Labor

    By A. S. Hewitt

    After an interval of fourteen years, saddened for all of us by the death of David Thomas, the father of the anthracite iron-trade, first president of the Institute, and by the untimely loss of his suc

    Jan 1, 1891

  • AIME
    Corrosion of Oil Field Equipment

    By AIME AIME

    CORROSION of tanks, pipes and other equipment in the oil fields is becoming worse as the production of high- sulfur crudes in the Texas panhandle and west Texas areas increases. It has been estimated

    Jan 1, 1929

  • AIME
    PART V - Secondary Recrystallization Textures in 18-8 Stainless Steel

    By S. R. Goodman, Hsun Hu

    The formation of secondary - recrystallization tex-tlires in cube-textured 18-8 stain less steel (Type 304) Ilas been studied at three temperatures. Prolonged annealing at 100°'C protluces a Pred

    Jan 1, 1967

  • AIME
    Biographical Notice of Hermann Wedding.

    By ERIIL SCHROEDTER

    THE death, on May 6, 1908, of Dr. Hermann Wedding, Privy Mining Councilor of the Kingdom of Prussia, and Professor of the Metallurgy of Iron and Steel at the Royal Mining Academy of Berlin, was a loss

    Jun 1, 1909

  • AIME
    Butte Paper - Lead-Silver Mines of Gilmour, Lemhi County, Idaho

    By Ralph Nichols

    The mines are near the town of Gilmore, in the Texas mining district. This district was organized in 1880. The present producing mines are near the terminus of the Gilmore & Pittsburg railroad. This r

    Jan 1, 1914

  • AIME
    Official Institute Reports For The Year Ending 1919 ? Report Of The President

    TO THE BOARD OF DIRECTORS, AMERICAN INSTITUTE OF MINING AND METALLURGICAL ENGINEERS: Gentlemen.-I have the honor to present the following report of the President for the year 1919. In order that this

    Jan 2, 1920

  • AIME
    Some Problems of Today

    By Thomas A. Edison

    We have not yet begun. to realize the possibilities of automatic machinery, in part because we have not developed the designing brains, and in part because we have not sufficiently simplified industry

    Jan 1, 1929

  • AIME
    Development of Alloy Irons and Steels

    By AIME AIME

    THE many kinds of iron and steel may be grouped into two general classes. First, there are the common steels and cast irons, made in enormous tonnages each year and used for the construction of buildi

    Jan 1, 1933

  • AIME
    Getting Your Money?s Worth

    By E. H. Rose

    From the more distant members and some not so distant, the plaint is often heard that they cannot justify the expense and time required to attend the AIME Annual Meeting. Almost invariably, the reason

    Jan 1, 1949