Directional drilling for coalbed degasification
Subtitle: program goals and progress in 1978
By: by David C. Oyler, William P. Diamond, and Paul W. Jeran
Contributors: Diamond, W. P. joint author; Jeran, P. W., joint author; United States. Bureau of Mines
Series: Report of investigations - Bureau of Mines ; 8380
Publisher: Dept. of the Interior, Bureau of Mines
Published: 1979
Place of publication: [Washington]
Language: eng
Number of pages: 15
Subjects: Mine gases; Mine ventilation
Notes: Bibliography: p. 13