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  • NIOSH
    RI 9438 - Effectiveness of Iron-Based Fuel Additives for Diesel Soot Control

    By H. William Zeller, T. E. Westpha1

    The U.S. Bureau of Mimes evaluated the effects of two iron-based fuel additives on diesel particulate matter (DPM) emissions. The 5.6-L, six-cylinder test engine is typical of engines used in undergro

    Jan 1, 1992

  • NIOSH
    IC 8314 Pneumatic Transportation Of Solids - Proceedings: Institute Of Gas Technology - Bureau Of Mines Symposium, Morgantown, W. Va., October 19-20, 1965

    A symposium on pneumatic transportation of solids was held at Morgantown, W. Va., October 19-20, 196'), under the cosponsorship of the Institute ref Gas Technology. Chicago, Ill., and the Bureau

    Jan 1, 1966

  • NIOSH
    IC 8314 Pneumatic Transportation Of Solids - Proceedings: Institute Of Gas Technology-Bureau Of Mines Symposium, Morgantown, W. Va., October 19-20, 1965 ? Introduction

    A symposium on pneumatic transportation of solids was held at Morgantown, W. Va., October 19-20, 1965, under the cosponsorship of the Institute ref Gas Technology. Chicago, Ill., and the Bureau of Min

    Jan 1, 1966

  • NIOSH
    IC 8277 Bureau Of Mines Research And Technologic Work On Coal, 1964 ? Introduction

    Coal research and related activities in 1964 by the Bureau of Mines resulted in many advances in the production, preparation, and utilization of this valuable natural resource. Mining research during

    Jan 1, 1965

  • NIOSH
    RI 9493 - Environmental Impacts of Mine Waste Sandfill

    By R. L. Levens

    The Underground Injection Control program was promulgated in 1981 by the U.S. Environmental Protection Agency under the provisions of the Safe Drinking Water Act. Placement of mine waste backfill unde

    Jan 1, 2010

  • NIOSH
    Hydrogenation Of Coal And Tar

    By W. R. K. Wu

    This bulletin traces the development of high-pressure, coal and tar hydrogenation technology, based on an intensive review of the pertinent literature. The bulletin was written as a part of the Bureau

    Jan 1, 1968

  • NIOSH
    IC 9221 Safety Evaluations Of Longwall Roof Supports

    By Thomas M. Barczak

    State-of-the-art longwall roof supports provide effective strata control, but failures of these support systems still occur. To identify failure mechanisms and the impact these failures have on the sa

    Jan 1, 1989

  • NIOSH
    IC 8193 Underground Gasification Of Coal, 1945-60: A Bibliography - Introduction (f55af1ae-a129-4b4a-b875-1d14a3986a33)

    By John P. Capp

    After World War II the Bureau of Mines studied methods of producing synthesis gas including a plan to gasify coal in place. Consequently, under a cooperative agreement with the Alabama Power Co., Bure

    Jan 1, 1963

  • NIOSH
    IC 8193 Underground Gasification Of Coal, 1945-60: A Bibliography ? Introduction

    By John P. Capp

    After World War II the Bureau of Mines studied methods of producing synthesis gas including a plan to gasify coal in place. Consequently, under a cooperative agreement with the Alabama Power Co., Bure

    Jan 1, 1963

  • NIOSH
    The Mineral Industry Of The Islands Of The Caribbean - Bahamas (77fa72be-aacc-4d14-8edf-b06119bbe23f)

    By Doris M. Hyde

    In the past, mining has represented between 11% and 12% of the gross domestic product (GDP). In 1982, mining contributed over $150 million to the estimated $1.4 billion GDP.2 Overall economic growth f

    Jan 1, 1985

  • NIOSH
    RI 4675 Investigation Of Shawangunk Mine Zinc-Lead Deposit, Near Summitville, Sullivan County, N. Y.

    By N. A. Eilertsen

    Mining operations were in progress at the Shawangunk mine near Summitville, Sullivan County, N. Y. as early as 1843 and again as late as 1918. Difficulty in effecting mechanical separation of sphaleri

    Jan 1, 1950

  • NIOSH
    Bureau Of Mines Mineral Investigations In The Juneau Mining District, Alaska, 1984-1988 - Volume 2.- Detailed Mine, Prospect, And Mineral Occurrence Descriptions - Section E - Coast Range Subarea ? Introduction - Location, Access, And Land Status

    By Albert H. Clough

    The Coast Range subarea of the Juneau Mining District (JMD) extends from the Canadian border north of the community of Skagway, southerly to Tracy Arm. It is bounded by the international boundary on t

    Jan 1, 2012

  • NIOSH
    OFR-3(1)-80 The Development Of A Cross-Pit Overburden Handling System - Volume I - Preliminary Design

    By J. Ritchey

    This report describes the engineering feasibility and economic advantages of using a mobile bridge-type cross-pit belt conveyor system in conjunction with a large dragline to excavate and transport sp

    Jan 1, 1976

  • NIOSH
    Field observations and numerical studies of horizontal stress effects on roof stability in US limestone mines

    Limestone formations in the United States can be subject to relatively high horizontal stresses due to the existence of tectonic loading of the limestone strata. Underground limestone mines use the ro

    Jan 1, 2008

  • NIOSH
    A Correlation Between Seismic Tomography, Seismic Events And Support Pressure

    By S. Peterson, E. C. Westman, P. L. Swanson

    Coal bumps are brittle, violent failures associated with high stresses and competent host strata. To study bump mechanisms, conditions in the vicinity of a deep longwall mining face in bump-prone stra

  • NIOSH
    OFR-134-83 Mine Waste Location By Satellite Imagery

    By Michael A. Anuta

    This report describes the potential for utilization of satellite observations for remote sensing of mine waste disposal areas. Four study sites consisting of metal and nonmetal mining areas in differe

    Jan 1, 1982

  • NIOSH
    RI 9426 - Dust Considerations When Using Belt Entry Air to Ventilate Work Areas

    By Robert A. Jankowski, J. Drew Potts

    In this U.S. Bureau of Mines study, four underground respirable dust surveys were conducted to determine factors affecting belt entry dust levels and how using belt air to ventilate work areas affecte

    Jan 1, 1992

  • NIOSH
    IC 6847 The Rare Earths ? Introduction

    By Alice V. Peter

    The rare-earth group are among the least familiar of the 92 known elements. Moreover, the relatively few people who have even heard of the rare earths ordinarily regard them merely as very rare elemen

    Jan 1, 1935

  • NIOSH
    OFR-79-83 Remote Monitoring Of A Coal Waste Impoundment In West Virginia

    By Gordon E. Green

    This report addresses remote monitoring of coal waste impoundments for stability. Existing automated geotechnical monitoring systems are described and reviewed along with details of instruments suitab

    Jan 1, 1982

  • NIOSH
    IC 9183 Mine Drainage And Surface Mine Reclamation - Proceedings Of A Conference Sponsored By The American Society For Surface Mining And Reclamation, The Bureau Of Mines, And The Office of Surface Mining Reclamation And Enforcement.

    Mine waste and mine reclamation are topics of major interest to the mining industry, the government and the general public. This publication and its companion volume are the proceedings of a conferenc

    Jan 1, 1988