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

Keyword Search

Field Demonstration of Two Pneumatic Backfilling Technologies

Published Year

• 1990-1999 (1)

Subject

• Mine filling -- Pennsylvania. (1) *
• Mine filling. (1)

Author

• Burnett, Mackenzie (1)
• Dyni, Robert C. (1)

• About TRAIL
• FAQ
• Join TRAIL
• Contact Us

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