skip to content
Search
Search U.S. government technical reports digitized or harvested by
TRAIL
.
Keyword Search
Enter your search term(s):
[advanced search]
4 results returned
Browse TRAIL Inventories
(opens in new tab)
Search results
Drillability studies :diamond drilling
Drillability studies :statistical regression analysis of diamond drilling
Drillability studies-laboratory percussive drilling
Prediction of penetration rate for percussive drilling
Refine your search results
Published Year
1960-1969 (3)
1970-1979 (1)
Subject
Boring (4) *
Rock-drills (2)
Boring machinery (1)
Drilling and boring (1)
Percussion drilling (1)
Author
Bruce, William E. (4) *
Paone, James. (3)
Madson, Dick. (1)
Selim, A. Aly. (1)
Virciglio, Pauline R. (1)