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  • NIOSH
    RI 7740 Refining Improvement Of Shale-Oil Naphtha

    By L. K. Barker

    The purpose of this research was to determine how much, if any, improvement would be made by subjecting hydrogenated shale-oil naphtha to a catalytic reforming process. Preselected ranges of temperatu

    Jan 1, 1973

  • NIOSH
    Extreme Multiple Seam Mining In The Central Appalachian Coalfields

    Coal has been mined in the central Appalachian coalfields of southern West Virginia, western Virginia, and eastern Kentucky for more than a century. The dwindling reserve base consists in large part

  • NIOSH
    IC 6949 Shaft- And Slope-Bottom Lay-Outs At Coal Mines - Introduction

    By Robert L. Anderson

    A shaft or slope bottom is that portion of a mine that is contiguous to the bottom of the main hoisting shaft or slope. It includes the terminal tracks for loaded-and empty-car storage, locomotive run

    Jan 1, 1937

  • NIOSH
    IC 9504 - Keeping Knees Healthy in Restricted Work Spaces: Applications in Low-Seam Mining

    By Susan M. Moore

    Many challenges are faced by workers in lower-seam (42 inches or less) mines. The lower-seam heights confine mine workers to their knees as they perform their daily tasks such as installing roof bolts

    May 1, 2008

  • NIOSH
    RI 5235 Estimate Of Known Recoverable Reserves And Preparation Characteristics Of Coking Coal In Fentress County, Tenn. ? Conclusions ? Reserves

    By R. W. Lowe

    1. Reserves are estimated in the Nemo, Sewanee, Wilder, and White Oak beds of Fentress County, Tenn. The Wilder is the only bed being mined commercially and contains the largest known reserves. Eleven

    Jan 1, 1956

  • NIOSH
    RI 5988 Underground Blasting Accident Involving An Air-Placed Ammonium Nitrate-Fuel Oil Mixture ? Introduction

    By R. W. Van Dolah

    A premature detonation of an explosive charge occurred on January 30, 1961, at a face being prepared for blasting in the underground Jefferson Island Salt Mine, Diamond Crystal Salt Co., Jefferson Isl

    Jan 1, 1962

  • NIOSH
    RI 3550 Cooperative Fuel Research Motor-Gasoline Survey, Summer 1940 ? Introduction

    By E. C. Lane

    [This is the tenth in a series of retorts on properties of commercial motor fuels, made in accordance with a cooperative agreement between the Cooperative Fuel Research (C.F.R.) Committee e end the Bu

    Jan 1, 1941

  • NIOSH
    OFR-158-81 Ground Fault And Overcurrent Protection Criteria For Coal Mine AC Distribution Systems

    By John A. Kiefer

    Ground fault and overcurrent protection criteria for coal mine a.c. distribution systems were examined under a Bureau of Mines funded investigation. The report begins with a literature review which di

    Jan 1, 1980

  • NIOSH
    RI 3550 Cooperative Fuel Research Motor-Gasoline Survey, Summer 1940 ? Introduction (55d3ddae-a85f-4eb2-b0bc-548af54ddd18)

    By E. C. Lane

    ["_'_-is is t`-e tenth in a series of retorts on proferties of cornmerci-al motor fuels, m,-_de in accord^nce ::ith a cooper: tine aSreement between the Cooperative Fuel scorch (C.F.R.) Committo

    Jan 1, 1941

  • NIOSH
    IC 8832 Automatic Fire Protection Systems For Surface Mining Equipment

    By William H. Pomroy

    Fire on surface mining equipment is a serious hazard to life and property. The Bureau of Mines, through a program of contract and in-house research, has developed and in-mine demonstrated reasonably p

    Jan 1, 1980

  • NIOSH
    RI 3510 Cushioned Blasting - 1. Orienting Studies

    By A. R. T. Denues

    "INTRODUCTION The Explosives Division of the Bureau of Mines, United States Department of the Interior, is investigating cushioned blasting at the Explosives Testing Station, Bruceton, Pa. The general

    May 1, 1940

  • NIOSH
    RI 8454 Utilizing the Magnetic Fraction of Raw Refuse With Shredded Automobile Scrap in Cupola Gray Iron

    By V. R. Spironello

    The Bureau of Mines is involved in research directed toward the utilization of municipal solid waste. One of the primary objectives is the recycling of the magnetic fraction of municipal solid waste (

    Jan 1, 1980

  • 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
    RI 2979 Odor Intensity And Symptoms Produced By Commercial Propane, Butane, Pentane, Hexane, And Heptane Vapor ? Hazard Of Contaminated Atmosphere

    By F. A. Patty

    [Health and safety hazards from contamination of the atmosphere in places frequented by persons depend to a considerable extent on whether the contaminating agent possesses sense-perceptive properties

    Jan 1, 1929

  • NIOSH
    IC 8611 Thermodynamic Data For Air Preheaters In Direct Coal-Fired Magnetohydrodynamic Power Generation Systems

    By F. E. Spencer

    Calculated equilibrium data are presented for three phases in the flue gas stream from a hypothetical open cycle MHD generator. A typical coal is "burned" with 1.0 gram-mole K2O seed per kilogram coal

    Jan 1, 1973

  • NIOSH
    RI 3033 The Action of Sulphur Dioxide on Manganese Oxides at Elevated Temperatures (812e3a3a-4fa4-451e-b693-5c77977e70f5)

    By C. W. Davie

    "This paper is the second of a series of progress reports4 on a study of the hydrometallurgy of manganese which is being conducted in an endeavor to make possible utilization of the large deposits of

    Oct 1, 1930

  • NIOSH
    RI 3706 Some Tools & Methods Used in Cleaning Oil Wells, CA

    By G. B. Shea

    "INTRODUCTION Much of the recent progress in increasing the efficiency of oil-well performance can be attributed to advancements in the art of cleaning wells. Through research and development by opera

    May 1, 1943

  • NIOSH
    IC 8877 SIC-Based Demand Information System For Nonfuel Minerals

    By George K. Schenck

    This Bureau of Mines publication describes and evaluates a Standard Industrial Classification (SIC) based end-use data system for minerals that is designed to link the demand for minerals to economic

    Jan 1, 1982

  • NIOSH
    OFR-7-95 Executive Summary Of The U.S. Bureau Of Mines Investigations In The Colville Mining District, Alaska ? Introduction

    By Mark P. Meyer

    During 1991 through 1993, the U.S. Bureau of Mines (Bureau) -Alaska Field Operations Center (AFOC) in cooperation with the Bureau of Land Management (BLM) -Arctic District Office and the State of Alas

    Jan 1, 2011

  • NIOSH
    Plastic And Swelling Properties Of Bituminous Coking Coals - Introduction

    By R. E. Brewer

    A critical review of the numerous test methods that have been devised for measuring the "plastic" and "swelling" properties of bituminous coking coals and the practical evaluation of the data obtained

    Jan 1, 1942