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  • NIOSH
    IC 9026 Primary Lead And Zinc Availability - Market Economy Countries - A Minerals Availability Program Appraisal

    By G. R. Peterson

    To determine the availability of lead and zinc from demonstrated resources, the Bureau of Mines evaluated 235 mines and deposits in 31 market economy countries. Of the 235 mines and deposits evaluated

    Jan 1, 1985

  • NIOSH
    RI 8275 Instrument To Measure the Initial Deformation of Rock Around Underground Openings

    By Michael J. Beus

    This Bureau of Mines report describes a tunnel stress relaxation gage (TSR) developed to measure initial radial displacement around full-sized underground openings. The TSR technique was shown to b

    Jan 1, 1978

  • NIOSH
    Rock Bursts In The Lake Superior Copper Mines, Keweenaw Point, Mich. - Introduction

    By W. R. Crank

    [Rock bursts are phenomena associated with mining operations, particularly with deep mining, although they occur throughout a wide rump, of depth, from 600 feel downward. The intensity is usually in d

    Jan 1, 1929

  • NIOSH
    IC 7218 Proposed Methods And Estimated Costs Of Mining Oil Shale At Rulison, Colo. ? Introduction

    By E. D. Gardner

    Oil shale, a long-considered potential source of motor fuel in the United States, is found over an extensive area in the Green River formation in Colorado, Utah, and Wyoming.4/ Oil has been retorte

    Jan 1, 1942

  • NIOSH
    RI 3116 A Study of the Properties of Texas-New Mexico Polyhalite Pertaining to the Extraction of Potash

    By N. Fragen, H. H. Stroch

    "INTRODUCTION A previous paper by H. H. Storch 4 described. three processes for the production of potassium sulphate from polyhalite (K2S01.MgSO1.2CaS04.2H2o), Since these processes depended upon calc

    Sep 1, 1931

  • NIOSH
    IC 7182 Review Of Literature On Conditioning Air For Advancement Of Health And Safety In Mines - Part II. Need For Air Conditioning Indicated By Physical Quality Of Underground Air ? Introduction

    By D. Harrington

    This circular is part II of a series of papers reviewing the literature on air conditioning in mines with particular reference to the health, safety, and efficiency of employees. It deals with the phy

    Jan 1, 1941

  • NIOSH
    IC 7234 Marketing Kyanite And Allied Minerals ? Introduction

    By Nan C. Jensen

    Modern high-temperature metallurgical processes have created a demand for raw material for furnace parts and lining that not only will with-stand high temperatures is but will not react with the subst

    Jan 1, 1943

  • NIOSH
    Snapshot of Noise and Worker Exposures in Sand and Gravel Operations

    By E. R. Spencer, E. R. Bauer

    Previous studies and research efforts have shown that noise-induced hearing loss (NIHL) is a problem in the U.S. mining industry. In response, researchers at the National Institute for Occupational S

  • NIOSH
    OFR-6-88 Coal Interface Detector Investigation

    By Richard P. Cislo

    The evaluation of the effectiveness of the time domain Coal Interface Detector developed by the General Electric Company under contract H0155120 is the subject of this report. The sensor utilizes diff

    Jan 1, 1987

  • NIOSH
    RI 6214 Reconnaissance Of Beach Sands, Bristol Bay, Alaska

    By Robert V. Berryhill

    Reconnaissance studies of beach deposits along approximately 220 miles of the shoreline of Bristol Bay, Alaska, were made to determine if more detailed investigations were warranted. In addition to pr

    Jan 1, 1963

  • NIOSH
    Abrasive Materials (MINERALS YEARBOOK, 1986)

    By Gordon T. Austin

    The combined production value of natural abrasives, which consist of tripoli, special silica stone, garnet, and emery, decreased in 1986. Shipments of processed tripoli increased slightly in quantity

    Jan 1, 1988

  • NIOSH
    Minor Metals And Minerals - Arsenic

    By Arnold M. Lansche

    DOMESTIC OUTPUT of white arsenic, As2O3, was derived entirely as a byproduct of smelting arsenic-containing copper ores by The Anaconda Company at Anaconda, Mont., and American Smelting and Refining C

    Jan 1, 1965

  • NIOSH
    IC 8805 Demonstrated Reserve Base Of U. S. Coals With Potential For Use In The Manufacture Of Metallurgical Coke

    By William S. Sanner

    A demonstrated reserve base (DRB) of bituminous coal suitable for cokemaking has been estimated based on the latest published information on U.S. coal reserves. Bureau of Mines analyses of raw coalbed

    Jan 1, 1979

  • NIOSH
    IC 8846 Pumped-Slurry Backfilling Of Abandoned Coal Mine Workings For Subsidence Control At Rock Springs, Wyo. - With An Appen On Hydraulic Model Studies For Backfilling Mine Cavities By E. J. Carlson, U.S. Bureau Of Reclamation, Denver. Colo.

    By G. J. Colaizzi

    The Bureau of Mines, at the request of local authorities in Rock Springs, Wyo., investigated and conducted through contracts a multistage program of exploratory drilling and pumped-slurry backfilling

    Jan 1, 1980

  • NIOSH
    Clinical Assessment And Characteristics Of Men And Women Exposed To High Level Of Hand-Arm Vibration – Introduction

    By Douglas Ketcham, Thomas Jetzer

    While the neurological and vascular aspects of Hand-Arm Vibration Syndrome (HAVS) has been generally accepted as a medical condition, the medical criteria and the clinical findings used to establish t

    Jan 6, 2006

  • NIOSH
    RI 3296 Classification Chart Of Typical Coals Of The United States - Showing B. T. U. Per Pound On The Moist, Mineral-Matter-Free Basis, Plotted Against Fixed Carbon On The Dry, Mineral-Matter-Free Basis - 1935 RI 3296

    By A. C. Fieldner

    [The Sectional Committee on Classification of Coals, functioning under the sponsorship of the American Society for Testing Materials and the rules of the American Standards Association, in its 1934 re

    Jan 1, 1935

  • NIOSH
    IC 6400 Work of the Safety Division of the US Bureau of Mines Fiscal Year 1930

    By D. Harrington

    "One of the underlying reasons for the establishment of the United States Bureau of Mines was the desire to promote greater safety in the mining and allied industries. Safety continues to be an import

    Nov 1, 1930

  • NIOSH
    New Publications Of The Bureau Of Mines - List 939 - May-June 1995 - Electronic Information

    Commodities statistics and other information are available through the following three systems: Internet Access: To acccess the USBM Gopher server on Internet, connect to: gopher.usbm.gov port 70, u

    Jan 1, 1995

  • 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
    Pumpable Roof Supports: An Evolution In Longwall Roof Support Technology

    By T. M. Barczak, S. C. Tadolini

    Pumpable roof supports provide an alternative approach to secondary support in underground mining. Unlike all other supports that are either partially or fully prefabricated prior to being transporte