Apparent earth conductivity over coal mines as estimated from through-the-earth electromagnetic transmission tests
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
i


Apparent earth conductivity over coal mines as estimated from through-the-earth electromagnetic transmission tests

Filetype[PDF-976.98 KB]


Details:
  • Supporting Files:
    No Additional Files
No Related Documents.

You May Also Like:

  1. Filetype[PDF - 737.93 KB]
    Personal Author:
    Sacks, H. Kenneth.
    Corporate Authors:
    United States. Bureau of Mines.
    Published Date:
    1978
    Series:
    Report of investigations (United States. Bureau of Mines) ; 8302
    Report of investigations (United States. Bureau of Mines) ; 8308
    Description:
    "The Bureau of Mines has developed hardware for electromagnetic (EM) detection and location of miners trapped in underground coal mines. This report d...
    File Type:
    Filetype[PDF - 737.93 KB]
    File Type:
    Filetype[PDF - 737.93 KB]
  2. Filetype[PDF - 1.80 MB]
    Personal Author:
    Anderson, Donna L.
    Corporate Authors:
    United States. Bureau of Mines.
    Published Date:
    1990
    Series:
    Report of investigations (United States. Bureau of Mines) ; 9319
    Description:
    "This U.S. Bureau of Mines report discusses the status of a laser- based guidance system to provide position and heading feedback and closed-loop cont...
    File Type:
    Filetype[PDF - 1.80 MB]
    File Type:
    Filetype[PDF - 1.80 MB]
  3. Filetype[PDF - 7.71 MB]
    Personal Author:
    Barton, T. M. (Timothy M.) ; Mark, Christopher ;
    Corporate Authors:
    United States. Bureau of Mines.
    Published Date:
    1989
    Series:
    Report of investigations (United States. Bureau of Mines) ; 9283
    Description:
    "The U.S. Bureau of Mines is conducting research to assess the effectiveness of different chain pillar designs in maintaining gate entry stability. A ...
    File Type:
    Filetype[PDF - 7.71 MB]
    File Type:
    Filetype[PDF - 7.71 MB]
  4. Filetype[PDF - 6.93 MB]
    Personal Author:
    Tolley, W. K. (William K.) ; Nichols, I. L. (Ivan L.) ; ...
    Corporate Authors:
    United States. Bureau of Mines.
    Published Date:
    1984
    Series:
    Report of investigations (United States. Bureau of Mines) ; 8882
    Description:
    "This report presents data collected during research by the Bureau of Mines on corrosion of grinding media. Corrosion rates of eight alloys commonly u...
    File Type:
    Filetype[PDF - 6.93 MB]
    File Type:
    Filetype[PDF - 6.93 MB]
  5. Filetype[PDF - 909.32 KB]
    Personal Author:
    Kovscek, P. D. (Paul D.) ; Taylor, Charles D. (Charles Darrell), 1946- ; ...
    Corporate Authors:
    United States. Bureau of Mines.
    Published Date:
    1991
    Series:
    Report of investigations (United States. Bureau of Mines) ; 9374
    Description:
    "The performance of a novel prototype kerf-cutting impact mining machine was evaluated under a cooperative agreement between the U.S. Bureau of Mines ...
    File Type:
    Filetype[PDF - 909.32 KB]
    File Type:
    Filetype[PDF - 909.32 KB]