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  • SAIMM
    Effect of Yield Strength on Wear Rates of Railway Wheels

    By J. W. van der Merwe, A. S. Bolokang, M. J. Phasha, V. J. Matjeke, C. Moopanar

    "Excessive wear rates on railway wheels can result in rolling-stock derailments. If wear is detected early the possible derailments can be prevented by prematurely replacing wheelsets, although the in

    Jan 1, 2016

  • AUSIMM
    Fragmentation Optimisation – Adopting Mine to Mill for Reducing Costs and Increasing Productivity

    By V M. Silva, P A. A Martins, V O. Matthew, A L. S Fonseca, E B. Cunha, A J. D Ferrari, E M. S Silva, A C. Silva, D R. T Vilela

    The Anglo American phosphate mine is located in the Brazilian state of Goiás and possesses one of Brazil’s most important phosphate rock deposits, with the site being the country’s second largest

    Aug 24, 2015

  • SME
    Long-Range Planning Commission: Report of the Scope Committee

    By Charles C. Dahl, Gordon C. Presley, Andrew E. Nevin, Bruce A. Kennedy

    How does SME-AIME cope with profound changes in technology, markets - and most importantly - in employment patterns facing its membership today? This is the question that prompted the Society's B

    Jan 4, 1984

  • SME
    Metallurgical Fluorspar Yesterday & Today & Tomorrow

    By William R. Oakley

    In order to best-discuss the met spar industry let me take the liberty to review our involvement, that is, my company's. Our organization has been involved in the fluorspar industry for approxima

    Jan 1, 1978

  • AIME
    Minerals Beneficiation - The Colmol-A Continuous Mining Machine

    By C. H. Snyder

    Tlie paper deals with details of construction of the Colmol, including improvements in design that will be incorporated in new models. These improvements are results of problems encountered and worked

    Jan 1, 1951

  • AIME
    Minerals Beneficiation - The Colmol-A Continuous Mining Machine

    By C. H. Snyder

    Tlie paper deals with details of construction of the Colmol, including improvements in design that will be incorporated in new models. These improvements are results of problems encountered and worked

    Jan 1, 1951

  • AIME
    Coal - Agglomerating Fine Sized Ores with Low Temperature Coke

    By C. E. Lesher

    Two processes for agglomerating fine sized ores with low temperature coke are described. One process (Orcarb) agglomerates ores with limited amounts of carbon; the other (ore-carbon pellets) pelletize

    Jan 1, 1956

  • AIME
    Iron and Steel Division - Agglomerating Fine Sized Ores with Low Temperature Coke

    By C. E. Lesher

    Two processes for agglomerating fine sized ores with low temperature coke are described. One process (Orcarb) agglomerates ores with limited amounts of carbon; the other (ore-carbon pellets) pelletize

    Jan 1, 1956

  • NIOSH
    RI 4608 Investigation Of The Magnesite Deposit Of The Ala-Mar Magnesium Co., Inc., And Nevada Magnesite Co. White Pine County, Nev.

    By Jr. Holmes

    The Bureau of Mines drilled and sampled the more important magnesite deposits in the Currant Creek Mining District, White Pine County, Nev. The properties of the Ala-Mar Magnesium Co., Inc., and the N

    Jan 1, 1950

  • NIOSH
    OFR-47(3)-83 Ecological Studies On The Revegetation Process Of Surface Coal Mined Areas In North Dakota - 3. Soil And Vegetation Development Of Abandoned Mine

    By Mohan K. Wali

    Soil and vegetation development were studied on abandoned mine sites near Velva in Ward County, North Dakota. The sites studied were 1, 7, 17, 30 and 45 years old since abandonment; unmined sites were

    Jan 1, 1982

  • NIOSH
    OFR-10-94 Coal Recoverability And The Definition Of Coal Reserves: Central Appalachian Region, 1993

    By Timothy J. Rohrbacher

    This report presents results from an ongoing U.S. Bureau of Mines study defining domestic coal reserves. Examinations of five 7 ½ -minute central Appalachian quadrangles have been completed to date. O

    Jan 1, 1994

  • ABM
    Superclean Steel Production Technology For Gas Turbine Compressor Discs At Villares Metals S.a.

    By Mário César Mantovani

    The steel for gas turbine compressor discs (26NiCrMoV14.5) requires some mechanical properties like strength, impact, toughness, fatigue, and creep resistance in order to be used in such application.

    Aug 17, 2017

  • CIM
    Hydrogen Reduction of Copper and Nickel in the Processing of Copper Bleed Solution of Indian Sea Nodules

    By B. D. Pandey, D. Bagchi, Premchand

    During the separation and recovery of metals from the ammoniacal leach liquor of Indian Ocean nodules by solvent extraction-electrowinning (SX-EW) in close-loop operation, the copper electrolyte conta

    Jan 1, 2004

  • ABM
    SOLIDIFICAÇÃO UNIDIRECIONAL TRANSITÓRIA, MICROESTRUTURA, PARÂMETROS TÉRMICOS E DUREZA DE LIGAS AA5052 VARIANDO TEOR DE Mg

    By Cínthia Toshimi Ogata

    Processos de fundição de ligas de alumínio com altos teores de Mg são um desafio da indústria, uma vez que diferentes taxas de resfriamento ocorrem em geometrias diversas. Este trabalho tem como objet

    Oct 30, 2017

  • SME
    Autogenous Grinding - The Long And The Short Of It! ? Summary

    By Howard W. Adam

    Mill length was the primary variable investigated in an autogenous pilot mill circuit. The 5-1/2' diameter mill had both pebble ports and 1/2" wide slotted grates. The plus 1/2" mill product was

    Jan 1, 1973

  • NIOSH
    RI 8504 Corrosion of Materials and Scaling in Low-Salinity East Mesa Geothermal Brines

    By F. X. McCawley

    The Bureau of Mines, in pursuing its goal of extending the life span of strategic materials, conducted field corrosion studies at the East Mesa Known Geothermal Resources Area (KGRA) in the Imperial V

    Jan 1, 1980

  • NIOSH
    RI 8830 Alumina Miniplant Operations-Evaporative Crystallization of Aluminum Nitrate Nonahydrate From Aluminum Nitrate Solutions

    By T. L. Turner, Daniel T. Rogers

    As part of a program to investigate technology for the extraction of studied HNO3 alumina from abundant domestic ores , the Bureau of Mines leaching of calcined Georgia kaolinitic clay . In this inves

    Jan 1, 1965

  • SME
    Flotation Froth Image Segmentation Based on Highlight Correction and Parameter Adaptation Mining, Metallurgy and Exploration (ff8d32fd-da4e-43f4-8da2-8beb808a22d7)

    By Wen Tao Liu, Tong Tian, Fu Sheng Niu, Xiu Man Liang

    In order to address the difficulty of accurate segmentation of froth images of different sizes, a method of froth image segmentation based on highlight correction and parameter adaptation is proposed.

  • IMPC
    Process Mineralogy of Refractory Hematite Ore in Kazakhstan

    Systemic process mineralogy study on Baerbulawu refractory hematite ore in Kazakhstan has been carried out. The ore contains Fe 41.34%, and 87.26 % of which exists in hematite. Most hema-tite occurs a

    Jan 1, 2014

  • SAIMM
    The effect of feed-coal particle size on the separating characteristics of a gas-solid fluidized bed - Synopsis

    By Y. M. Zhao

    The separating performance of a pilot dry beneficiation system using a gas-solid fluidized bed was investigated with coal from South Africa. The coal used for the study has a low inherent moisture con

    Jan 1, 2010