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  • NIOSH
    OFR-4-84 Blasthole Depth And Stemming Height Measuring Systems

    By Calvin J. Konya

    Overloaded blastholes and insufficient stemming are major factors in flyrock accidents at surface metal and non-metal mines, Accurate measurement of blasthole depth, stemming height, and water depth w

    Jan 1, 1981

  • NIOSH
    RI 7303 Gas Combustion Retorting Of Oil Shale Under Anvil Points Lease Agreement: Stage I

    By J. R. Ruark

    This report presents results of mining operations and of research and development work done during stage I of the gas combustion retorting research program conducted by the Colorado School of Mines Re

    Jan 1, 1969

  • NIOSH
    RI 9443 - A General Design and Implementation Procedure for Sensor-Based Electrical Diagnostic Systems for Mining Machinery (c51d25d8-a080-42dc-83bc-77da74e15944)

    By J. L. Kohler

    Component failures in the electrical control circuits of mining machines account for a large percentage of the total downtime of the machine, Once a failure has occurred it is always a tedious and usu

    Jan 1, 2010

  • NIOSH
    Methane-Air Mixtures Ignited By CW Laser-Heated Targets On Optical Fiber Tips: Comparison Of Targets, Optical Fibers, And Ignition Delays

    By Thomas H. Dubaniewicz

    Fiber optic systems are being deployed in locations where explosive gas atmospheres are normally present or are present under fault conditions. The National Institute for Occupational Safety and Healt

  • NIOSH
    IC 6758 Milling Methods At The Lead-Zinc Concentrator Of The International Smelting Co., Tooele, Utah ? Introduction

    By W. J. McKenna

    This paper, describing the milling practice at tine lead-zinc concentrator of the International Smelting Co., is one of a series of papers on milling methods being prepared by the United States Bureau

    Jan 1, 1933

  • NIOSH
    IC 6741 Mining Methods And Costs At The McIntyre Porcupine Mines, Ltd., Schumacher, Ontario - Introduction

    By H. G. Skavlem

    This paper is prepared the United States Bureau of Mines and is descriptive of methods, practice, and costs at the McIntyre Porcupine Mines, Ltd., Schumacher, Ontario. The property is located in the

    Jan 1, 1933

  • NIOSH
    A Computer Simulation Model For Surface Mine Reclamation Planning - Volume II: Dragline Model

    By R. V. Ramani

    This volume is the second of a four-volume final report on research carried out under a contract from the U.S. Bureau of Mines on the development of a computer simulation model for surface mine reclam

    Jan 1, 1985

  • NIOSH
    IC 7746 National Motor Gasoline Survey Summer 1955 ? Introduction

    By O. C. Blade

    This report on the properties of motor fuels sold through service stations in the United States was made in accordance with a cooperative agreement between the American Petroleum Institute and the Bur

    Jan 1, 1956

  • NIOSH
    RI 5331 Physical Properties And Behavior Of The Newcastle Oil-Reservoir Sand, Weston County, Wyo. ? Summary

    By Oren C. Baptist

    [Several new oilfields have been developed in northwestern Wyoming during the past 10 years, production is obtained from discontinuous, permeable sands enclosed within impermeable shales. The energy t

    Jan 1, 1957

  • NIOSH
    RI 3024 Dissolution Of Various Manganese Minerals ? Introduction

    By C. W. Davis

    This is the first of a series of papers being; prepared as the work progresses in a study of the hydrometallurgy of manganese. The investigation is being made in an endeavor to make possible the utili

    Jan 1, 1930

  • NIOSH
    IC 9105 A Columbium-Bearing Regolith On Upper Idaho Gulch, Near Totty, AK

    By J. Dean Warner

    In 1984, as part of a project to evaluate Alaskan occurrences of certain critical and strategic minerals, the Bureau of Mines investigated a columbium-bearing regolith on upper Idaho Gulch, near Tofty

    Jan 1, 1986

  • NIOSH
    RI 9464 - Selective Electrowinning of Silver and Gold From Cyanide Process Solutions

    By F. H. Nehl

    The U.S. Bureau of Mines investigated the selective electrowinning of Ag and Au from cyanide solutions contaminated with Cu with the goal of decreasing the amount of Cu codeposited. Decreasing Cu code

    Jan 1, 2010

  • NIOSH
    IC 7769 Crude-Oil And Refined-Products Pipeline Mileage In The United States, January 1, 1956

    By A. T. Coumbe

    During 1953-55, 31,105 miles of pipe for transporting crude petroleum and refined products was laid in the United States, a total slightly below that of the prior 3-year period, according to data comp

    Jan 1, 1956

  • NIOSH
    RI 6740 Preparation Characteristics Of Coal From Buchanan County, Va.

    By Albert W. Deurbrouck

    The preparation characteristics of the coals of Buchanan County, Va., are described in this Bureau of Mines report. Twenty-one samples ,,,ere collected from 9 coalbeds in the county. Of these samples

    Jan 1, 1966

  • NIOSH
    Highlights - Anthracite

    After more than 20 years dependence on bituminous coal as a primary fuel for generating electricity, the Pennsylvania Power and Light Company initiated a one-year study on the economics of building an

    Jan 1, 1975

  • NIOSH
    RI 5792 Analyses Of Tipple And Delivered Samples Of Coal (Collected During The Fiscal Year 1960 ) ? Introduction

    By S. J. Aresco

    The Bureau of Mines has been active in promoting the purchase of coal for Government use under specifications that define the requirements in terms of heating value of the coal, expressed in British t

    Jan 1, 1961

  • NIOSH
    Mineral Highlights - Argentina

    Argentina follows Venezuela and Mexico as the largest producers of crude petroleum and natural gas in Latin America. Argentina 1S practically self-sufficient in fuels, but relies substantially on impo

    Jan 1, 1982

  • NIOSH
    Measurement of Coal Dust and Diesel Exhaust Aerosols in Underground Mines (7d788311-9859-42ef-b0d7-3c0af1c5b65b)

    By Kenneth L. Rubow, Virgil A. Marple, Bruce K. Cantrell

    "In a cooperative study by the University of Minnesota and the U.S. Bureau of Mines, diesel exhaust and mineral dust concentrations have been measured for aerosols generated in the laboratory and in f

    Jan 1, 1990

  • NIOSH
    RI 5757 Thermal Expansion Of Alpha Alumina ? Introduction And Summary

    By William J. Campbell

    One of the principal objectives of the Bureau of Mines program for developing super refractory materials is to obtain fundamental data on the physical properties of refractory oxides. This particular

    Jan 1, 1961

  • NIOSH
    IC 7545 The National Safety Competitions of 1944-47

    By Forrest T. Moyer, J. I. DAVIS, JOSEPH H. SCHUSTER, E. K. ELSNER

    The National Safety Competition conducted by the Bureau of Mines, United States Department of the Interior, is held each year for the purpose of promoting safety in the mineral industries of the Unite

    Dec 1, 1949