Removing Methane (Degasification) From the Pocahontas no.4 Coalbed in Southern West Virginia.
Contributors: Merritts, W.; Waine, C.; Mokwa, L.
Series: Report of investigations (United States. Bureau of Mines) -- 6326
Publisher: s.n
Published: 1964
Place of publication: S.l
Language: eng
Notes: 1