Search Documents

Search Again

Search Again

Refine Search

Publication Date
Clear

Refine Search

Publication Date
Clear
Organization
Organization
  • NIOSH
    IC 8338 The Interindustry Structure Of The U.S. Mining Industries-1958

    By Kung-Lee Wang

    This report describes the linkage of all mining sectors with all other manufacturing, services, and final demand sectors of the U.S. economy. Besides being a basic data source, it provides a framework

    Jan 1, 1967

  • NIOSH
    IC 9216 In Situ Leach Mining - Proceedings: Bureau Of Mines Technology Transfer Seminars, Phoenix, AZ, April 4, And Salt Lake City, UT, April 6, 1989

    As part of its research on advanced mining technology, the U.S. Bureau of Mines emphasizes studies on in situ leach mining. This research enables the Bureau to develop technical information that can a

    Jan 1, 1989

  • NIOSH
    RI 7295 Bureau Of Mines Coal-Fired Gas Turbine Research Project - Test Of Combustor And Ash Separators For Open-Cycle Plant

    By Donald C. Strimbeck

    The Bureau of Mines designed a down-fired refractory-lined combustor that efficiently burned pulverized coal to produce a gas suitable as working fluid for an open-cycle gas turbine. The gas contained

    Jan 1, 1969

  • NIOSH
    RI 7501 Autoclave And Ambient Pressure Leaching Of Lake Superior Manganiferous Ores

    By Vance G. Leak

    Leaching of manganese from low-grade Minnesota ores was studied over the temperature range 25° to 225° C at atmospheric and elevated pressures to demonstrate that good recoveries of manganese could be

    Jan 1, 1971

  • NIOSH
    RI 3336 Beneficiation Of Spodumene By Decrepitation ? Introduction (132e4d98-bf25-4fae-a900-bb38ff5b3820)

    By Foster Fraas

    One of the lithium minerals most widespread in the earth's surface is spodumene (Li20-A1203-4Si02), a lithium aluminium silicate. For some time, deposits of this mineral were known to exist in th

    Jan 1, 1937

  • NIOSH
    RI 7998 - Noise Abatement Of Pneumatic Rock Drill

    By C. R. Summers, J. N. Murphy

    In response to the Coal Mine Health and Safety Act of 1969, mandatory noise standards have been developed that specify time-noise limits of mine personnel exposure. Most affected by elevated noise lev

    Jan 1, 1974

  • NIOSH
    RI 5711 Heats And Free Energies Of Formation Of Ferrites And Aluminates Of Calcium, Magnesium, Sodium, And Lithium - Introduction And Summary

    By M. F. Koehler

    [THE LITERATURE contains relatively few thermodynamic values for interoxidic compounds, and these often are unreliable. This is especially true of data for ferrites and aluminates for which heat of fo

    Jan 1, 1961

  • 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
    OFR-66-93 Regulatory Aspects Of Submarine Tailings Disposal - The Quartz Hill Case History

    By C. A. Hesse

    The Quartz Hill Molybdenum Project, In Southeast Alaska, was the first mining project to attempt the permitting of a submarine tailings disposal system in the United States, since the passage of the N

    Jan 1, 1993

  • NIOSH
    OFR-113C-93 Coal Mine Injury Analysis: A Model For Reduction Through Training - Volume IV: Analytical Techniques For Mine Safety Management

    By R. V. Ramani

    One area of study in the Coal Mine Injury Analysis project was to illustrate and enhance the ability of mine safety management personnel to apply analytical techniques to injury experience data and to

    Jan 1, 1993

  • NIOSH
    Updating the NIOSH Support Technology Optimization Program (STOP) With New Support Technologies and Additional Design Features

    By Thomas M. Barczak

    The initial Support Technology Optimization Program (STOP),Version 1.0, was released at the 19th Ground Control Conference. This original program has since been updated to Version 2.3 which was releas

  • NIOSH
    OFR-173-82 Development Of Improved Topsoil Handling Techniques

    By Michael Mancuso

    This report summarizes the problems of topsail handling as related to present requirements of law and current equipment availability. The most prevalent topsoiling systems are reviewed along with a li

    Jan 1, 1981

  • NIOSH
    IC 8223 Titanium In The Southeastern United States

    By Fred P. Giese

    Southeastern reserves of titanium ores are large, widespread, and ample for anticipated demand. The leading titanium industries are mining and beneficiating sand deposits, principally in Florida, and

    Jan 1, 1964

  • NIOSH
    IC 8066 Instruction Handbook: Fundamentals Of Accident Prevention For Coal-Mine Supervisors ? Introduction

    By W. H. Tomlinson

    This publication presents the basic text for a 20-hour accident-prevention training course developed for supervisors by the Federal Bureau of Mines. During the past 2 years, the course has been used b

    Jan 1, 1962

  • NIOSH
    Time-Lapse Tomography of A Longwall Panel: A Comparison of Location Schemes

    By Kray Luxbacher, Erik Westman, Peter Swanson

    Three-dimensional time-lapse velocity tomograms were generated to image stress redistribution around a longwall panel to produce a better understanding of the mechanisms that lead to ground failure. M

  • NIOSH
    OFR-61-88 Improved Ventilation Of Sealed Mine Gob

    By Steven D. Wirch

    Abandoned underground coal mine areas must either be sealed or ventilated to comply with federal mine regulations. Ventilation of these abandoned areas is often impractical due to roof falls and inade

    Jan 1, 1988

  • NIOSH
    MLA 110-82 - Mineral Investigation Of The Sheep Hole/Cadiz Wilderness Study Area (BLM), San Rernardino County, California ? Summary Statementt

    By Phillip R. Moyle

    Several deposits in the Sheep Hole/Cadiz Wilderness Study Area (WSA) have small identified or potential for undiscovered gold and silver resources. One prospect area is a potential target for molybden

    Jan 1, 1982

  • NIOSH
    Occurrence And Determination Of Germanium In Coal Ash From Powerplants ? Summary

    By R. C. Corey

    GERMANIUM is an element that has come into widespread use in the electronics industry in recent, years. So far this increasing demand has been, met by ample supply: however, the future balance is unce

    Jan 1, 1959

  • NIOSH
    IC 7347 Utilization Of Natural Gas For Chemical Products

    By Harold M. Smith

    Among the more important raw materials now utilized for the commercial production of synthetic organic chemicals is natural 'gas. Natural gas has been used as a fuel and source of energy almost f

    Jan 1, 1947

  • NIOSH
    Enhanced Generation of Free Radicals from Phagocytes Induced by Mineral Dusts

    By N. S. Dalal, J. F. Mega, X. Shi, V. Vallyathan

    Several studies have suggested that pulmonary toxicity to asbestos and silica may be mediated through oxidant-induced cell injury. We have reported recently that surface radicals associated with fresh

    Mar 1, 1992