skip to content
Search
Search U.S. government technical reports digitized or harvested by
TRAIL
.
Keyword Search
Enter your search term(s):
[advanced search]
2 results returned
Browse TRAIL Inventories
(opens in new tab)
Search results
A study of the air and rock vibrations produced by impact testing of mine roof
Shock loss calculations across junctions and splits
Refine your search results
Published Year
1950-1959 (1)
1970-1979 (1)
Subject
Shock (Mechanics) (2) *
Air ducts (1)
Mine roof control--Testing (1)
Mine ventilation (1)
Rock mechanics (1)
Vibration (1)
Author
Edwards, John C. (1)
Summerfield, P. N. (1)