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

Keyword Search

Design and development of a pneumatic vibrating-blade planer for mining phosphate rock:a progress report

Design and test operation of a pneumatic vibrating-blade planer :a progress report on phosphate-mining research, 1956-57

Published Year

• 1950-1959 (2) *

Subject

• Phosphate mines and mining (1)
• Phosphate mines and mining--Equipment and supplies--Design (1)
• Phosphate rock--West (U.S.) (1)

Author

• Howard, T. E. (2) *
• Service, Alfred L. (1)

• About TRAIL
• FAQ
• Join TRAIL
• Contact Us

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