skip to content
Search
Search U.S. government technical reports digitized or harvested by
TRAIL
.
Keyword Search
Enter your search term(s):
[advanced search]
1 result returned
Browse TRAIL Inventories
(opens in new tab)
Search results
Bleeder system in virgin area in a Pittsburgh coalbed mine
Refine your search results
Published Year
1970-1979 (1)
Subject
Coal mines and mining--West Virginia (1)
Firedamp (1) *
Methane (1)
Mine gases--West Virginia (1)
Mine ventilation (1)
Author
Carpetta, J. E. (1) *
Krickovic, Stephen. (1)
Moore, T. D. (1)
