01334nam 2200361Ka 450 991069682220332120080729080751.0(CKB)5470000002382663(OCoLC)236466387(EXLCZ)99547000000238266320080729d1963 ua 0engtxtrdacontentcrdamediacrrdacarrierRemoving methane (degasification) from the Pocahontas no. 4 coalbed in southern West Virginia[electronic resource] /by W.M. Merrits ... [and others][Washington, D.C.?] :U.S. Dept. of the Interior, Bureau of Mines,[1963]ii, 39 pages digital, PDF fileReport of investigations ;6326Title from title screen (viewed on July 28, 2008).Removing methane Coalbed methane drainageWest VirginiaMine ventilationWest VirginiaCoalbed methane drainageMine ventilationMerritts William Maxwell1401209United States.Bureau of Mines.GPOGPOBOOK9910696822203321Removing methane (degasification) from the Pocahontas no. 4 coalbed in southern West Virginia3481153UNINA