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National Institute for Occupational Safety and Health National Institute for Occupational Safety and Health
National Institute for Occupational Safety and Health

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  • A feasibility study for the detection of weak electromagnetic signal/bursts with hard-limited arrays
    Filetype[PDF - 1.58 MB]
    Personal Author:
    Kanefsky, Morton ; Rajput, A. Q. K. ;
    Corporate Authors:
    United States. Bureau of Mines. ; University of Pittsburgh. Department of Electrical Engineering. ;
    Published Date:
    November 1981
    Series:
    Open file report (United States. Bureau of Mines) ; 1984-102
    A mining research final report ; PCC 4679 04
    Description:
    "The objective of this report was to investigate the use of a noncoherent detector based on polarity-coincidence statistic. Two channel, polarity-coin...
    File Type:
    Filetype[PDF - 1.58 MB]
    File Type:
    Filetype[PDF - 1.58 MB]
  • Methane drainage study using an underground pipeline, Marianna mine 58
    Filetype[PDF - 3.75 MB]
    Personal Author:
    Prosser, L. J. (Leonard J.) ; Finfinger, Gerald L. ; ...
    Corporate Authors:
    United States. Bureau of Mines.
    Published Date:
    1981
    Series:
    Report of investigations (United States. Bureau of Mines) ; 8577
    Description:
    "The Bureau of Mines has completed an underground degasification project in which an underground piping system was used to transport methane from the ...
    File Type:
    Filetype[PDF - 3.75 MB]
    File Type:
    Filetype[PDF - 3.75 MB]
  • Assessing the methane hazard of gassy coals in storage silos
    Filetype[PDF - 394.13 KB]
    Personal Author:
    LaScola, John C. ; Matta, Joseph E. ; ...
    Corporate Authors:
    United States. Bureau of Mines
    Published Date:
    1981
    Series:
    Report of investigations (United States. Bureau of Mines) ; 8526
    Description:
    "The Bureau of Mines investigated coal storage silos to determine how gassy coal must be for methane accumulations in a silo to become hazardous and w...
    File Type:
    Filetype[PDF - 394.13 KB]
    File Type:
    Filetype[PDF - 394.13 KB]
  • Data security for in-mine transmission : final report, Part I
    Filetype[PDF - 3.10 MB]
    Personal Author:
    Bredeson, Jon G. ; Hashemi, Hossein ; ...
    Corporate Authors:
    United States. Bureau of Mines. Division of Minerals Health and Safety Technology. ; Pittsburgh Mining and Safety Research Center. ; ...
    Published Date:
    1981
    Series:
    Open file report (United States. Bureau of Mines) ; 76-81
    Minerals research contract report
    Description:
    "The electromagnetic noise that exists in a mining environment is quite severe and has been reasonably well-documented by a number of researchers. The...
    File Type:
    Filetype[PDF - 3.10 MB]
    File Type:
    Filetype[PDF - 3.10 MB]
  • A communication and monitoring system for an underground coal mine, iron ore mine, and deep underground silver mine
    Filetype[PDF - 18.39 MB]
    Personal Author:
    Burgeron, Alan A.
    Corporate Authors:
    Rockwell International. ; Collins Government Avionics Division. ; ...
    Published Date:
    November 1981
    Series:
    A rnineals research contract report
    Open file report (United States. Bureau of Mines) ; 156-82
    Description:
    "Advanced communication and monitoring systems were developed and demonstrated in three underground mines representing different mining techniques, ge...
    File Type:
    Filetype[PDF - 18.39 MB]
    File Type:
    Filetype[PDF - 18.39 MB]
  • Propagation of EM signals in underground metal/non-metal mines
    Filetype[PDF - 6.60 MB]
    Personal Author:
    Cory, Terry S. ; Mahany, Richard J. ;
    Corporate Authors:
    United States. Bureau of Mines.
    Published Date:
    August 20, 1981
    Series:
    Open file report (United States. Bureau of Mines) ; 126-83
    Description:
    "This report describes the results of a measurement and analysis program to characterize wireless radio transmission in metal- nonmetal mines over a w...
    File Type:
    Filetype[PDF - 6.60 MB]
    File Type:
    Filetype[PDF - 6.60 MB]
  • Evaluation of the seismic system for locating trapped miners
    Filetype[PDF - 2.45 MB]
    Personal Author:
    Durkin, John ; Greenfield, Roy ;
    Corporate Authors:
    United States. Bureau of Mines.
    Published Date:
    1981
    Series:
    Report of investigations (United States. Bureau of Mines) ; 8567
    Description:
    "This report discusses the configuration and system deployment for the post-disaster surface seismic system for detecting and locating trapped miners....
    File Type:
    Filetype[PDF - 2.45 MB]
    File Type:
    Filetype[PDF - 2.45 MB]
  • Cableless electronic surveying system for horizontal holes : final report
    Filetype[PDF - 6.32 MB]
    Personal Author:
    McLaughlin, Dennis B. ; Millhiser, John. ; ...
    Corporate Authors:
    United States. Bureau of Mines. ; Pittsburgh Mining and Safety Research Center. ; ...
    Published Date:
    March, 1981
    Series:
    Open file report (United States. Bureau of Mines) ; 14-82
    File Type:
    Filetype[PDF - 6.32 MB]
    File Type:
    Filetype[PDF - 6.32 MB]
  • The implementation of UHF radio communications and CCTV monitoring systems in a room and pillar metal/non-metal mine : final report
    Filetype[PDF - 25.66 MB]
    Personal Author:
    Isberg, R. A. ; Kramer, H. ; ...
    Corporate Authors:
    Comsul Ltd. ; .United States. Bureau of Mines.Pittsburgh Research Center (U.S.) ;
    Published Date:
    March 1981
    Series:
    Open file report (United States. Bureau of Mines) ; 131-81
    Description:
    "This report describes the design and implementation of radio and closed-circuit television systems in the Black River room-and-pillar limestone mine ...
    File Type:
    Filetype[PDF - 25.66 MB]
    File Type:
    Filetype[PDF - 25.66 MB]