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  • NIOSH
    OFR-21(1)-78 Brake Evaluations & Recommendations - Evaluation And Development Of Performance Requirements Of Braking Systems For Rubber-Tired Mining Equipment In Underground Non-Coal Mines

    By Walter W. Kaufman

    The braking performance of underground, rubber-tired, non-coal mining vehicles is evaluated. Surveys of mining equipment and braking manufacturers and underground stopping tests are discussed as they

    Jan 1, 1977

  • NIOSH
    IC 6117 Activities Of The Holmes Safety Association In Florida ? Introduction

    By F. E. Cash

    The Holmes Safety Association was organized and named in honor of the late Dr. Joseph A. Holmes, first director of the United States Bureau of Mines. The association is a national organization and ope

    Jan 1, 1929

  • NIOSH
    IC 8476 The Rare-Earth Elements, Yttrium, And Thorium - A Materials Survey - With A Chapter On Resources By John W. Adams ? Introduction

    By John G. Parker

    The rare-earth elements, sometimes known as the lanthanides, comprise the series of 15 chemically similar elements with atomic numbers 57 through 71. Yttrium, with atomic number 39, is often included

    Jan 1, 1971

  • NIOSH
    Sponge Iron And Direct-Iron Processes - Introduction

    By Edward P. Barrett

    SPONGE IRON has been defined as the metallic product formed by the reduction (removal of combined oxygen) of iron ore or other iron oxides at temperatures below the fusion point of iron. This product

    Jan 1, 1954

  • NIOSH
    A General Framework For Prioritizing Research To Reduce Injuries And Diseases in Mining

    By Russell Levens

    A strategy for prioritizing mining health and safety research by evaluating the potential for risk reduction through interventions is proposed. Mining has one of the highest incidence rates of injury

  • NIOSH
    A Missing Component In Your Emergency Management Plans: The Critical Incident Stress Factor

    By Kathleen M. Kowalski

    In emergency management, the effects of stress on the performance of emergency personnel, typically have been ignored or regarded as too enigmatic to quantify. This paper discusses the concept of Crit

  • NIOSH
    OFR-52-81 Wallrock Reactions To Mining Beyond A Preconditioned Zone At The Star Mine, Burke, Idaho

    By Wilson Blake

    Rock preconditioning in advance of mining was shown to be an effective means of rock-burst control based on the results of a field demonstration carried out on the 7700 level of the Hecla Mining Compa

    Jan 1, 1980

  • NIOSH
    IC 7743 Mining Methods And Costs At The Morning Mine, American Smelting & Refining Co., Shoshone County, Idaho - Introduction And Summary

    By John R. Reynolds

    This paper describes mining and milling methods of the American Smelting & Refining Co. at the Morning mine in the Mullan area of the Coeur d'Alene mining region in Idaho and is one of a series o

    Jan 1, 1956

  • NIOSH
    RI 4193 Oil-Well Reconditioning in Southwestern Pennsylvania, West Virginia, and Southeastern Ohio

    By Bruce F. Grant

    "INTRODUCTION The future of oil production in the part of the Appalachian region included in southwestern Pennsylvania; West Virginia, and southeastern Ohio is directly dependent on the maintenance of

    Feb 1, 1948

  • NIOSH
    OFR-23-79 Study Of Methods To Improve Pillar Extraction Practices In Underground Coal Mines - Volume 1 - Pillar Safety And Production Practices - I. Introduction

    The following pages discuss the objectives, the background, the scope and a statement of the problem of the study of methods to improve the pillar extraction practices in underground coal mines. 1

    Jan 1, 1975

  • NIOSH
    A Static Fatigue Constitutive Law for Joints in Weak Rock

    By Mark K. Larson

    A constitutive model for rock interfaces based on the principles of static fatigue is proposed. The model is applicable to weak rock or joints with cohesion. Friction and dilation are decreased as pla

  • NIOSH
    RI 6005 Methods For Determining Microquantities Of Impurities In Tungsten

    By J. G. Haymes

    This report by the Bureau of Mines is the first of two proposed papers on evaluation of spectrophotometric, spectrographic, polarographic, and other analytical methods for quantitatively determining i

    Jan 1, 1962

  • NIOSH
    Subsidence Prediction Using a Laminated, Boundary-Element Program

    By Keith A. Heasley, Timotlly M. Barton

    Historically, the surface subsidence over underground coal mines has been predicted using empirical profile or influence functions which have little or no connection to the actual mechanics of the sub

  • NIOSH
    Mining And Quarrying Trends In The Metals And Industrial Minerals Industries

    By Arnold O. Tanner

    Tables based on 1985 data, which were not available in time for publication of the "1985 Minerals Yearbook," are included in this chapter; corresponding tables for 1986 are not yet available. Raw nonf

    Jan 1, 1988

  • NIOSH
    RI 2277 Selected Bibliography on Oil Shale

    By E. H. Burroughs, M. J. Gavin

    The references in the following compilation are selected chiefly from the literature of the years 1915-1920 , though a few of the more valuable standard works published before that period have necessa

    Sep 1, 1921

  • NIOSH
    RI 3546 Effect Of Particle Size On The Rate Of Oxidation Of Anthracite ? Introduction

    By G. S. Scott

    In the course of the investigation into the causes, behavior, and control of mine fires, which the Bureau of Mines is now conducting, some attention was given to the subject of spontaneous heating.

    Jan 1, 1941

  • NIOSH
    Bulletin 115 Coal-Mine Fatilities in the United States

    By Albert H. Fay

    The first data compiled by the Bureau of Mines relating to coal- mine accidents in the United States were published in Bulletin 69," in which the total fatalities by years and States were tabulated fr

    Jan 1, 1916

  • NIOSH
    RI 5612 Tungsten Resources Of Montana: Deposits Of The Philipsburg Batholith, Granite And Deer Lodge Counties ? Summary

    By D. D. Walker

    Scheelite, the most abundant tungsten mineral in the Philipsburg region of Montana, is found in replacement deposits and along fissures and cracks in limestone at various distances from contacts with

    Jan 1, 1960

  • NIOSH
    OFR-100(1)-76 Development Of Pre-Mining And Reclamation Plan Rationale For Surface Coal Mines - Volume I Of III - The Rationale For Data Acquisition

    VOLUME I Volume I of this three-volume report is the result of development of a comprehensive, coordinated approach to site data-acquisition activities to produce key plans and reports during the e

    Jan 1, 1976

  • NIOSH
    OFR-184-84 Oil Shale Creep Testing At Elevated Temperatures

    By Krishna P. Sinha

    An investigation was made to determine the creep behavior of oil shale at elevated temperatures. During the first phase of the investigation, work done on creep behavior of geologic materials was revi

    Jan 1, 1983