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

Keyword Search

Some information from an investigation on methods of confining cardox blasting devices in boreholes in certain coal mines

Overlap probability for short-period-delay detonators used in underground coal mining

Published Year

• 1940-1949 (1)
• 1980-1989 (1)

Subject

• Blasting (2) *
• Coal mines and mining (2) *
• Boring (1)
• Electric detonators (1)

Author

• Bajpayee, T. S. (1)
• Griffith, F. E. (1)
• Hay, J. Edmund. (1)
• Mainiero, Richard J. (1)
• Seeling, C. H. (1)

• About TRAIL
• FAQ
• Join TRAIL
• Contact Us

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