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  • NIOSH
    Remote Monitoring of Mine Seismicity and Earthquakes Using Radio Telemetry, Computers, and the Internet

    By D. Denton, M. Stickney, R. Langston

    The National Institute for Occupational Safety and Health and the Stillwater Mining Company worked cooperatively with the Montana Bureau of Mines and Geology to develop a system that would collect sei

  • NIOSH
    OFR-27-80 Polychlorinated Biphenyls: Regulations And Substitutes A Compliance Manual For The U. S. Mining Industry

    By Robert A. Westin

    Polychlorinated Biphenyls (PCBs) have been widely used as fire resistant dielectri coolants in electrical equipment used in mining applications, including transformers capacitors, electric motors, and

    Jan 1, 1979

  • NIOSH
    IC 6878 Notes On Testing The Explosibility Of Coal Dusts And A Proposal To Have An International Test Method

    By George S. Rice

    The following paper was presented at an International Conference on Mine Safety Research held at Dortmund, Germany, September 23-28, 1935, inclusive. This conference was attended by representatives of

    Jan 1, 1936

  • NIOSH
    RI 3347 The Importance Of Adequate Voltage For Distribution Systems In Coal Mines ? Introduction

    By E. J. Gleim

    The importance of "good voltage," especially for direct-current systems in coal mines, is not always fully appreciated. From the practical aspect there are three viewpoints from which low voltage may

    Jan 1, 1937

  • NIOSH
    MLA 22-87 - Mineral Resources Of The Skedaddle Study Area, Lassen County, California And Washoe County, Nevada ? Summary

    By Steven R. Munts

    In 1985, at the request of the U.S. Bureau of Land Management, the U.S. Bureau of Mines studied 39,420 acres of the 60,960-acre Skedaddle Wilderness Study Area in order to evaluate its identified mine

    Jan 1, 1987

  • NIOSH
    RI 8059 Composition of Lead Sinter

    By W. M. Dressel

    In producing feed for a lead blast furnace, concentrates analyzing 70 to 80 pct Pb are sintered to produce a physically acceptable low-sulfur product which contains only about 50 pct Pb. Mixtures of P

    Jan 1, 1975

  • NIOSH
    Gold Mining And Milling In The United States And Canada - Current Practices And Costs ? Introduction

    By Charles F. Jackson

    Gold mining is a subject that not only appeals to the popular imagination but has vital importance to the world's economic structure. However, a discussion of the use of gold as a medium of excha

    Jan 1, 1932

  • NIOSH
    IC 9220 The Talc Industry - An Overview

    By Robert L. Virta

    This U.S. Bureau of Mines paper discusses the structure of the talc industry, talc production, processing of talc ore, applications and demand for talc, and the outlook for the talc industry.

    Jan 1, 1989

  • NIOSH
    OFR-108-79 Dust Sampler Tamper-Proof Filter Cassette

    By Charles H. Etheridge

    A new filter cassette is described which can be used with Coal Mine Dust Personal Sampler Units (CFR, Title 30, Part 74). The sealed cassette design reduces the chances of sample loss due to reverse f

    Jan 1, 1978

  • NIOSH
    OFR-110(2)-84 Relationship Of Underground Diesel Engine Maintenance To Emissions - Volume II

    By Ronald Branstetter

    Gaseous and particulate exhaust emissions from 20 diesel engines in service at five underground mines were measured with high accuracy instrumentation. The engines that were tested were checked for fa

    Jan 1, 1983

  • NIOSH
    RI 7449 A Method For Estimating Strength Of Rock Containing Planes Of Weakness

    By Frank G. Horino

    This report presents a method of utilizing the Coulomb strength criteria for estimating the strength and stability of pillars and pit slopes containing planes of weakness. It is assumed that the Coulo

    Jan 1, 1970

  • NIOSH
    OFR-173-83 Instruments And Techniques For Dynamic Particle Size Measurement Of Coal Dust

    By Virgil A. Marple

    It was the purpose of this contract to conduct research in several different areas of instrumentation used to determine the quantity of respirable dust in the mining atmosphere. One area of research w

    Jan 1, 1981

  • NIOSH
    IC 8203 The Petroleum Industry Of Iran ? Introduction

    By L. Nahai

    Iran's petroleum industry is nearly 50 years old and the oldest in the Near East. According to published figures, Iran ranks third in production and reserves in the Near East. These reserves (inc

    Jan 1, 1963

  • NIOSH
    Design Analysis Of Underground Mine Ore Passes: Current Research Approaches

    By Stephen R. Iverson, Bill M. Stewart, Michael J. Beus

    The U.S. Mine Safety and Health Administration (MSHA) has identified ore pass hazards as a significant safety problem in underground metal mines in the United States injury and fatality data show that

  • NIOSH
    IC 8539 Bureau Of Mines Safety Research Center Research And Development Activities: Fiscal Year 1970 ? Introduction

    On July 1, 1969, the Explosives Research Center merged with the Health and Safety Research and Testing Center to form the Safety Research Center, with facilities at Pittsburgh and Bruceton, Pa. Subseq

    Jan 1, 1972

  • NIOSH
    RI 9326 - Mining Machine Orientation Control Based on Inertial, Gravitational, and Magnetic Sensors

    By John J. Sammarco

    The U.S. Bureau of Mines seeks to increase safety and efficiency in U.S. coal mines. One approach is to develop technology for automation of a continuous mining machine. Realization of an autonomous m

    Jan 1, 1990

  • NIOSH
    Crushing And Grinding - Introduction

    By John Gross

    From the time when man first pounded one rock upon another or used heat and sudden chilling with water to disintegrate rock, the art of crushing advanced but slowly to the mule-driven arrastre and the

    Jan 1, 1938

  • NIOSH
    OFR-39-75 Electromagnetic Noise In Itmann Mine

    By W. D. Bensema

    Two different techniques were used to make measurements of the absolute value of electromagnetic noise in an operating coal mine, Itmann No. 3 Mine, located near Mullens, West Virginia. The electromag

    Jan 1, 1974

  • NIOSH
    Material Handling Considerations For Secondary Roof Support Systems

    By Thomas M. Barczak

    Secondary roof support systems play a vital role in preserving the safety of underground mine workers by preventing the unintentional collapse of the mine roof. Hundreds of thousands of standing roof

    Jan 10, 2000

  • NIOSH
    RI 8931 - Deposition of Nickel-Cobalt Alloys by Controlled-Potential Electrolysis

    By J. L. Holman

    The Bureau of Mines is conducting research to improve technology for the recovery of strategic and critical metals, such as cobalt, nickel, and chromium, that are lost in bulk and particulate superall

    Jan 1, 1985