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

Keyword Search

New techniques for mining thin-seam mountaintop coal reserves

Published Year

• 1990-1999 (1)

Subject

• Coal mines and mining (1) *
• Coal-mining machinery--Models (1)

Author

• DuCarme, Joseph P. (1)
• Jaspal, Jasinder S. (1)
• Kwitowski, August J. (1) *

• About TRAIL
• FAQ
• Join TRAIL
• Contact Us

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