Advanced Search
Select up to three search categories and corresponding keywords using the fields to the right. Refer to the Help section for more detailed instructions.
 
 
Help
Clear All
National Institute for Occupational Safety and Health National Institute for Occupational Safety and Health
National Institute for Occupational Safety and Health

Refined by:
x 1977
Clear All
1 - 20 of 20 Results
View:
Sort By:
Refine Results
All Collections
Small Close Icon
Refine Results:
All Collections
Small Close Icon
  • 1977 (20) Remove Filter
  • Underground mine communications (In Four Parts) 2. Paging systems
    Filetype[PDF - 2.00 MB]
    Corporate Authors:
    Pittsburgh Mining and Safety Research Center.
    Published Date:
    1977
    Series:
    Report of investigations (United States. Bureau of Mines) ; 8743
    Description:
    "This Bureau of Mines report summarizes the research, development, and evaluation demonstrations conducted by the Bureau of Mines under the Coal Mine ...
    File Type:
    Filetype[PDF - 2.00 MB]
    File Type:
    Filetype[PDF - 2.00 MB]
  • Methane absorption in oil shale and its potential mine hazard
    Filetype[PDF - 627.22 KB]
    Personal Author:
    Matta, Joseph E. ; LaScola, John C. ; ...
    Corporate Authors:
    United States. Bureau of Mines.
    Published Date:
    1977
    Series:
    Report of investigations (United States. Bureau of Mines) ; 8243
    Description:
    "The Bureau of Mines made laboratory absorption measurements on oil shale samples, which showed that the amount of methane absorbed is porportional to...
    File Type:
    Filetype[PDF - 627.22 KB]
    File Type:
    Filetype[PDF - 627.22 KB]
  • Study of mine fires and mine ventilation : pt. 1, Computer simulation of ventilation systems under the influence of mine fires
    Filetype[PDF - 21.00 MB]
    Personal Author:
    Greuer, Rudolf E.
    Corporate Authors:
    Michigan Technological University. Dept. of Mining Engineering. ; United States. Bureau of Mines. ;
    Published Date:
    1977
    Series:
    Open file report (United States. Bureau of Mines) ; 115-78
    Description:
    The existing computer programs for the simulation of ventilation systems under normal ventilation conditions are reviewed and a suitable program for i...
    File Type:
    Filetype[PDF - 21.00 MB]
    File Type:
    Filetype[PDF - 21.00 MB]
  • Hydraulic stimulation of a surface borehole for gob degasification
    Filetype[PDF - 949.73 KB]
    Personal Author:
    Maksimovic, S. D. ; Elder, Curtis H. ; ...
    Corporate Authors:
    United States. Bureau of Mines.
    Published Date:
    1977
    Series:
    Report of investigations (United States. Bureau of Mines) ; 8228
    Description:
    "The Bureau of Mines evaluated the hydraulic stimulation of a gob- degasification borehole to determine if this procedure would aid in degasifying a l...
    File Type:
    Filetype[PDF - 949.73 KB]
    File Type:
    Filetype[PDF - 949.73 KB]
  • Water infusion of coalbeds for methane and dust control
    Filetype[PDF - 1.93 MB]
    Personal Author:
    Cervik, Joseph ; Sainato, Albert ; ...
    Corporate Authors:
    United States. Bureau of Mines.
    Published Date:
    1977
    Series:
    Report of investigations (United States. Bureau of Mines) ; 8241
    Description:
    "This Bureau of Mines report deals with water infusion of coalbeds, which can control methane emission at face areas during developmental mining and w...
    File Type:
    Filetype[PDF - 1.93 MB]
    File Type:
    Filetype[PDF - 1.93 MB]
  • Methane emission from U.S. coal mines in 1975 : a survey : a supplement to Information circulars 8558 and 8659
    Filetype[PDF - 1.78 MB]
    Personal Author:
    Irani, Meherwan C. ; Jansky, J. H. ; ...
    Conference Authors:
    United States. Bureau of Mines.
    Published Date:
    1977
    Series:
    Information circular (United States. Bureau of Mines) ; 8733.
    Description:
    This Bureau of Mines report tabulates methane emissions from U.S. bituminous coal mines with daily emission rates of at least 100,000 cfd according to...
    File Type:
    Filetype[PDF - 1.78 MB]
    File Type:
    Filetype[PDF - 1.78 MB]
  • Methane emissions from four working places in the Beckley mine, Raleigh County, W. Va.
    Filetype[PDF - 525.37 KB]
    Personal Author:
    Jeran, P. W. ; Lawhead, David H. ; ...
    Corporate Authors:
    United States. Bureau of Mines. ; Eastern Associated Coal Corp. ;
    Published Date:
    1977
    Series:
    Report of investigations (United States. Bureau of Mines) ; 8212
    Description:
    "he Beckley Mine is one of five new mines in a heretofore unmined portion of the Beckley coalbed. The remoteness of these new mines from prior mining ...
    File Type:
    Filetype[PDF - 525.37 KB]
    File Type:
    Filetype[PDF - 525.37 KB]
  • Magnetic field strength mapping of the Helvetia Coal Co. Lucerne No. 8 Mine at medium frequency
    Filetype[PDF - 568.15 KB]
    Personal Author:
    Cory, Terry S.
    Corporate Authors:
    United States. Bureau of Mines.
    Published Date:
    September 1977
    Description:
    "This report describes magnetic field measurements in the Helvetia Coal Co. Lucerne No. 8 Mine for purposes of deriving a mapping of the magnetic fiel...
    File Type:
    Filetype[PDF - 568.15 KB]
    File Type:
    Filetype[PDF - 568.15 KB]
  • Propagation of EM signals in underground mines.
    Filetype[PDF - 3.08 MB]
    Personal Author:
    Cory, Terry S.
    Corporate Authors:
    United States. Bureau of Mines. ; Collins Commercial Telecommunications Group. Circuit Switching Systems Division. ;
    Published Date:
    September 1977
    Description:
    "This report is a comprehensive summary of the results of the propagation measurements program conducted for the Bureau of Mines. Data were gathered i...
    File Type:
    Filetype[PDF - 3.08 MB]
    File Type:
    Filetype[PDF - 3.08 MB]
  • Directionally controlled drilling to horizontally intercept selected strata, upper Freeport coalbed, Green County, Pa.
    Filetype[PDF - 1013.12 KB]
    Personal Author:
    Diamond, W. P. (William P.) ; Oyler, David C. ; ...
    Corporate Authors:
    United States. Bureau of Mines.
    Published Date:
    1977
    Series:
    Report of investigations (United States. Bureau of Mines) ; 8231
    Description:
    "A 3-inch pilot hole was directionally drilled to intercept the freeport coalbed horizon horizontally at Mather, Pennsylvania, as part of a Bureau of ...
    File Type:
    Filetype[PDF - 1013.12 KB]
    File Type:
    Filetype[PDF - 1013.12 KB]
  • Estimating methane content of bituminous coalbeds from adsorption data
    Filetype[PDF - 819.54 KB]
    Personal Author:
    Kim, Ann G.
    Corporate Authors:
    United States. Bureau of Mines
    Published Date:
    1977
    Series:
    Report of investigations (United States. Bureau of Mines) ; 8245
    Description:
    "The Bureau of Mines estimated the methane content of a coal, which depends primarily upon rank and pressure, from the adsorption equation V = kpn, wh...
    File Type:
    Filetype[PDF - 819.54 KB]
    File Type:
    Filetype[PDF - 819.54 KB]
  • Detection of downed trolley lines using arc signature analysis
    Filetype[PDF - 1.50 MB]
    Personal Author:
    Peterson, Jeffrey Shawn ; Cole, Gregory P. ;
    Corporate Authors:
    Pittsburgh Research Center (U.S.)
    Published Date:
    May 1997
    Series:
    Report of investigations (National Institute for Occupational Safety and Health) ; 9639
    DHHS publication ; no. (NIOSH) 97-123
    Description:
    "A cost effective and practical system for monitoring hauling system electrical current patterns was developed. The aim was to reduce the hazards asso...
    File Type:
    Filetype[PDF - 1.50 MB]
    File Type:
    Filetype[PDF - 1.50 MB]
  • Occupational exposure to asphalt fumes : criteria for a recommended standard
    Filetype[PDF - 2.44 MB]
    Corporate Authors:
    National Institute for Occupational Safety and Health. Division of Criteria Documentation and Standards Development.
    Published Date:
    September 1977
    Series:
    Criteria for a recommended standard
    DHEW (NIOSH) publication ; no. 78-106
    Description:
    "NIOSH recommends that occupational exposure to asphalt fumes shall be controlled so that employees are not exposed to the airborne particulates at a ...
    Status:
    current
    File Type:
    Filetype[PDF - 2.44 MB]
    File Type:
    Filetype[PDF - 2.44 MB]
  • Underground mine communications (In Four Parts) 4. Section-to-place communications
    Filetype[PDF - 7.34 MB]
    Corporate Authors:
    Pittsburgh Mining and Safety Research Center.
    Published Date:
    1977
    Series:
    Report of investigations (United States. Bureau of Mines) ; 8745
    Description:
    "This Bureau of Mines report on underground mine communications addresses methods and equipment to meet the communication requirements of working sect...
    File Type:
    Filetype[PDF - 7.34 MB]
    File Type:
    Filetype[PDF - 7.34 MB]
  • Geology and gas content of coalbeds in vicinity of Bureau of Mines, Bruceton, Pa.
    Filetype[PDF - 1023.00 KB]
    Personal Author:
    Elder, Curtis H. ; Irani, M. C. ;
    Corporate Authors:
    United States. Bureau of Mines.
    Published Date:
    1977
    Series:
    Report of investigations (United States. Bureau of Mines) ; 8247
    Description:
    "Two degasification test boreholes were drilled to depths of 1,238 and 1,212 feet on Bureau of Mines property at Bruceton, Pennsylvania, as part of th...
    File Type:
    Filetype[PDF - 1023.00 KB]
    File Type:
    Filetype[PDF - 1023.00 KB]
  • Methods of determining the orientations of bedrock fracture systems in southwestern Pennsylvania and northern West Virginia
    Filetype[PDF - 4.14 MB]
    Personal Author:
    Bench, Bernard M. ; Diamond, W. P. (William P.) ; ...
    Corporate Authors:
    United States. Bureau of Mines.
    Published Date:
    1977
    Series:
    Report of investigations (United States. Bureau of Mines) ; 8217
    Description:
    "This Bureau of Mines report describes photo-lineaments obtained from stereoscopic examination of vertical aerial photographs and by the ronchi gratin...
    File Type:
    Filetype[PDF - 4.14 MB]
    File Type:
    Filetype[PDF - 4.14 MB]
  • Effects of hydraulic stimulation on coalbeds and associated strata
    Filetype[PDF - 2.64 MB]
    Personal Author:
    Elder, Curtis H.
    Corporate Authors:
    United States. Bureau of Mines.
    Published Date:
    1977
    Series:
    Report of investigations (United States. Bureau of Mines) ; 8260
    Description:
    "In studies conducted by the Bureau of Mines, two test areas were hydraulically stimulated and exposed by mining: one in the Pittsburgh coalbed at the...
    File Type:
    Filetype[PDF - 2.64 MB]
    File Type:
    Filetype[PDF - 2.64 MB]
  • Technical services for mine communications research : transmit antennas for portable VLF to MF wireless mine communications
    Filetype[PDF - 5.20 MB]
    Personal Author:
    Lagace, Robert L.
    Corporate Authors:
    Arthur D. Little, Inc. ; United States. Bureau of Mines. ;
    Published Date:
    May 1977
    Series:
    Open file report (United States. Bureau of Mines) ; 92-78
    Description:
    "An investigation was made of the feasibility of developing compact transmit antennas and/or other means to efficiently couple very low frequency (VLF...
    File Type:
    Filetype[PDF - 5.20 MB]
    File Type:
    Filetype[PDF - 5.20 MB]
  • Underground Mine Communications; Reprinted from Proceedings of the IEEE
    Filetype[PDF - 2.50 MB]
    Personal Author:
    Murphy, John N. ; Parkinson, Howard E. ;
    Published Date:
    8/28/1977
    Description:
    Abstract-Underground mines are typically extensive labyrinths that employ many people working over an area of many square miles; exten¬sive analysis ...
    File Type:
    Filetype[PDF - 2.50 MB]
    File Type:
    Filetype[PDF - 2.50 MB]
  • Geology and methane content of the upper Freeport coalbed in Fayette County, Pa.
    Filetype[PDF - 1.31 MB]
    Personal Author:
    Steidl, Peter F.
    Corporate Authors:
    United States Bureau of Mines.
    Published Date:
    1977
    Series:
    Report of investigations (United States. Bureau of Mines) ; 8226
    Description:
    "As part of the Bureau of Mines methane control program, the upper freeport coalbed was studied in Fayette County, Pennsylvania, where this coalbed li...
    File Type:
    Filetype[PDF - 1.31 MB]
    File Type:
    Filetype[PDF - 1.31 MB]