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  • NIOSH
    An Alarm To Warn Of Overhead Power Line Contact By Mobile Equipment

    By J. C. Cawley, G. T. Homce, M. R. Yenchek, H. K. Sacks

    As in many other industries, such as construction and agriculture, overhead electric power lines are a serious hazard at mining and mining-related operations. Even when excluding injuries that occur

  • NIOSH
    Mineral Indicators - Cadmium:

    Major producers posted 25¢-per-pound increases on cadmium, raising their domestic quotes to $2.75 per pound. COBALT: Cobalt consumption in February, exclusive of salts and driers, increased by 21

    Jan 1, 1976

  • NIOSH
    RI 9066 - Pillar Load Transfer Associated With Multiple-Seam Mining

    By R. J. Matetic

    The Bureau of Mines, as part of a program to improve mine planning and development, is currently investigating the effects of pillar load transfer, which can impact mining operations wi.thin a multipl

    Jan 1, 1987

  • NIOSH
    Highlights - Bituminous Coal And Lignite -

    The number of railroad coal cars (open top hoppers), dominated rail car orders and deliveries in 1975 according to announcements made February 11, by the Association of American Railroads and the Amer

    Jan 1, 1976

  • NIOSH
    OFR-21-82 Baseline Environmental Monitoring Program For The Bear Creek Hydraulic Borehole Mining Demonstration Test

    By Lyda W. Hersloff

    An environmental monitoring program was established to assess the baseline of parameters which may be impacted by a research and development hydraulic borehole mining operation. During the baseline pr

    Jan 1, 1981

  • NIOSH
    IC 8172 Injury Experience In The Metal Industries, 1960 ? Introduction

    By John C. Machisak

    STATISTICAL data on injuries and employment pertinent to metal mines and to their mills, and/or processing plants are presented in this Information Circular for the calendar year 1960. The information

    Jan 1, 1963

  • NIOSH
    IC 8295 Coal Resources Of The Fabius-Flat Rock Area, Jackson County, Ala. (9b6f4437-fb1c-4e22-b378-d35c35869374)

    By Reynold Q. Shotts

    A study was made of the coal resources of an area in Jackson County, Ala., forming a part of the Flat Rock, Henegar, and Stevenson quadrangles. The area studied is a portion of the Plateau coalfield o

    Jan 1, 1966

  • NIOSH
    Roof Bolt Response To Shear Stress: Laboratory Analysis

    By Steve Signer, Ed Mchugh

    Recent studies by researchers from the National Institute for Occupational Safety and Health indicate that shear loading contributes significantly to failure of bolts used for rock reinforcement in co

  • NIOSH
    IC 8209 Survey Of Burning Coal-Mine Refuse Banks

    By R. W. Stahl

    Burning coal-mine refuse banks were surveyed in 15 States. The following characteristics were tabulated for 495 hanks: County; name, population, and distance of nearest town; size and status of bank;

    Jan 1, 1964

  • NIOSH
    IC 8555 Injury Experience In Coal Mining, 1967

    By Forrest T. Moyer

    Injury experience at coal mines and mechanical-cleaning plants (excluding officeworkers ) in 1967 was 222 fatal and 10,115 nonfatal disabling work injuries during an exposure time of 241.8 million man

    Jan 1, 1972

  • NIOSH
    RI 8538 Suppression of Coal Dust Explosion by Water Barrier in a Conveyor Belt Entry

    By I. Liebman

    The Bureau of Mines conducted experiments on coal dust explosion suppression. The investigation took place on a beltway in the double-entry of the Bureau's Experimental Mine. Using conditions tha

    Jan 1, 1981

  • NIOSH
    OFR-55-73 Spontaneous Electrostatic Precipitation Of Dust

    By Frederick M. Fowkes

    Dusts can be filtered out of air streams onto polymer surfaces by electrostatic trapping resulting from the spontaneous transfer of electrons upon contact between dust particles and the polymer surfac

    Jan 1, 1973

  • NIOSH
    The Mineral Industry Of The Islands Of The Caribbean - Bahamas

    By Nicholas G. Theofilos

    The Bahamian economy weathered the worldwide recession of the last few years better than most developing countries. This was mainly owing to the ties between the tourist industry of the Bahamas and th

    Jan 1, 1980

  • NIOSH
    OFR-76(2)-75 Mine Electrical Systems Evaluation - Explosion-Proofing Of Mine Containers - Introduction

    By Robert Stefanko

    In the context of the following report, an hazardous location can be described as any industrial area in which flammable or explosive gases, vapors, and dusts can be encountered. When electrical appar

    Jan 1, 1974

  • NIOSH
    Program Of Research - A Summary Of Research In Progress During Fiscal Years 98 - Introduction

    By Gregory R. Wagner

    The Program of Mine Safety and Health Research described in this document reflects the continuing commitment of the Spokane and Pittsburgh Research Laboratories to focus on the most important areas wh

  • NIOSH
    RI 3815 Utilization of Three Kids Manganese Ore in the Production of Electrolytic Manganese

    "INTRODUCTION Industrial utilization of the present submarginal domestic manganese resources of the United States is wholely dependent at this time on the electrolytic manganese process established as

    Jun 1, 1945

  • NIOSH
    OFR-13-90 The Use Of Booster Fans In Underground Coal Mines

    By Felipe Calizaya

    This study describes the principles involved in the design of a booster fan installation, the basic requirements, and the provisions needed to guarantee a safe operation of the unit. It also describes

    Jan 1, 1990

  • NIOSH
    RI 6050 Oxygen Analysis Of Mixed Fluoride Salts ? Summary

    By J. L. Potter

    An inert-gas fusion technique was applied by the Bureau of Mines to the oxygen analysis of mixed-fluoride electrolytes used in electrowinning uranium and the rare-earth metals. Method development

    Jan 1, 1962

  • NIOSH
    OFR-66(3)-76 Research And Development Program On The Disposal Of Retorted Oil Shale---Paraho Oil Shale Project - Phase IV - Interim Report No. 1 Direct Heat Retorted Shale From Semi-Works Plant ? I. Introduction ? 1. General

    A preliminary program dated April 25, 1974, was prepared for Development Engineering, Inc. (DEI) on research and development. for laboratory, field and other engineering studies on the disposal of ret

    Jan 1, 1975

  • NIOSH
    RI 3314 Flotation Of Vermont Talc-Magnesite Ores ? Introduction

    By J. Bruce Clemmer

    In the experimental concentration of Vermont talc-magnesite ores, talc concentrates and tailings rich in magnesite were obtained. On account of the possible market value of the magnesite, the tailings

    Jan 1, 1936