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Effect of a surface borehole on longwall gob degasification(Pocahontas No. 3 Coalbed)

Bleeder system in virgin area in a Pittsburgh coalbed mine

Longwall gob degasification with surface ventilation boreholes above the Lower Kittanning coalbed

Published Year

• 1970-1979 (3) *

Subject

• Methane (3)
• Mine ventilation (3)
• Boring (1)
• Coal mines and mining--West Virginia (1)
• Firedamp (1)
• Mine gases--West Virginia (1)

Author

• Moore, T. D. (3) *
• Carpetta, J. E. (1)
• Deul, Maurice, (1)
• Kissell, Fred N. (1)
• Krickovic, Stephen. (1)
• Zabetakis, Michael George, (1)

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