Degasification and production of natural gas from an air shaft in the Pittsburgh coalbed

Author:	Fields, H. H.
Additional Authors:	Cervik, Joseph,, Goodman, Tobias W.,
Year:	1976
Document Type:	BMRA
Issuing Agency:	U.S. Dept. of the Interior, Bureau of Mines,
SUDOC:	I 28.23:8173
Series:	Report of investigations - Bureau of Mines ;
Report Number:	8173
Subjects:	Natural gas
	Mine gases
Link:	https://hdl.handle.net/2027/mdp.39015078474544