Rotary drilling holes in coalbeds for degasification /

Bibliographic Details

Main Author:	Cervik, Joseph
Corporate Author:	United States. Bureau of Mines
Other Authors:	Fields, H. H., Aul, George N.
Format:	Government Document Book
Language:	English
Published:	[Pittsburgh, Pa.] : U.S. Dept. of the Interior, Bureau of Mines, [1975]
Series:	Report of investigations (United States. Bureau of Mines) ; 8097.
Subjects:	Coalbed methane drainage.
Online Access:	https://purl.fdlp.gov/GPO/LPS98449