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

Keyword Search

Ball-mill grindability indexes of some American coals

Pulverizing lignite in a ball mill

Published Year

• 1930-1939 (1)
• 1960-1969 (1)

Subject

• Ball mills (2) *
• Coal (1)
• Coal--Indexes (1)
• Lignite (1)
• Ore-dressing (1)

Author

• Belter, John W. (1)
• Dockter, L. (1)
• Ellman, Robert C. (1)
• Geer, M. R. (1)
• Yancey, H. F. (1)

• About TRAIL
• FAQ
• Join TRAIL
• Contact Us

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