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Methane accumulations in coal mine roof cavities

Published Year

• 1970-1979 (1)

Subject

• Coal mines and mining--Safety measures (1)
• Methane--Measurement (1)
• Mine explosions (1)
• Mine gases (1) *

Author

• Kissell, Fred N. (1)
• Thimons, Edward D., (1) *
• Vinson, Robert P. (1)

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