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In-mine test of the Bureau of Mines preproduction wireless survey system

Determining the source of longwall gob gas :Lower Kittanning Coalbed, Cambria County, PA

Published Year

• 1990-1999 (2) *

Subject

• Boring (1)
• Coal mine waste--Pennsylvania--Cambria County (1)
• Coalbed methane drainage--Directional drilling (1)
• Firedamp--Pennsylvania--Cambria County (1)
• Longwall mining--Pennsylvania--Cambria County (1)
• Mine ventilation (1)

Author

• Kravits, S. J. (2) *
• Diamond, W. P. (1)
• Millhiser, John. (1)
• Ulery, J. P. (1)

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