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
Investigations of stresses in a drill bit and rock under static loads
The stress field within a core stub in a borehole
Refine your search results
Published Year
1960-1969 (2) *
Subject
Boring (1)
Core drilling (1)
Rock pressure (1)
Rock-drills (1)
Rocks--Analysis (1)
Author
Rambosek, Albert J. (2) *
Williams, James B. (1)