Control of longwall gob gas with cross-measure boreholes (upper Kittanning coalbed)
By: by A.A. Campoli, J. Cervik, and S.J. Schatzel.
Contributors: Cervik, Joseph.; Schatzel, Steven J.
Series: Report of investigations / United States Department of the Interior, Bureau of Mines ;; 8841; Report of investigations (United States. Bureau of Mines) ;; 8841.
Publisher: U.S. Dept. of the Interior, Bureau of Mines
Published: 1983
Place of publication: [Washington, D.C.]
Language: eng
Number of pages: 17
Subjects: Firedamp.; Coal mines and mining -- Safety measures.; Mine ventilation.; Boring.
Notes: Bibliography: p. 17.