Search U.S. government technical reports digitized or harvested by TRAIL.

Keyword Search

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

Published Year

• 1970-1979 (1)

Subject

• Methane (1)
• Mine ventilation (1) *

Author

• Deul, Maurice, (1) *
• Kissell, Fred N. (1)
• Moore, T. D. (1)

• About TRAIL
• FAQ
• Join TRAIL
• Contact Us

Search developed and maintained by the University of Washington Libraries
Copyright 2010