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

Keyword Search

Economic evaluation of borehole and conventional mining systems in phosphate deposits

Published Year

• 1980-1989 (1) *

Subject

• Borehole mining (1)
• Phosphate mines and mining (1)

Author

• Godesky, Douglas J. (1)
• Hrabik, Joseph A. (1) *

• About TRAIL
• FAQ
• Join TRAIL
• Contact Us

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