01247nam 2200337Ka 450 991069687700332120080723082619.0(CKB)5470000002382109(OCoLC)234888347(EXLCZ)99547000000238210920080723d1982 ua 0engtxtrdacontentcrdamediacrrdacarrierDrilling a horizontal coalbed methane drainage system from a directional surface borehole[electronic resource] /by David C. Oyler and William P. Diamond[Pittsburgh, Pa.?] :U.S. Dept. of the Interior, Bureau of Mines,[1982]ii, 50 pages digital, PDF fileReport of investigations ;8640Title from title screen (viewed on July 22, 2008).Coalbed methane drainageCoalbed methane drainage.Oyler David C1386646Diamond W. P(William P.)1389496United States.Bureau of Mines.GPOGPOBOOK9910696877003321Drilling a horizontal coalbed methane drainage system from a directional surface borehole3441806UNINA