01166nam 2200361Ka 450 991069683020332120080728114911.0(CKB)5470000002382582(OCoLC)236168849(EXLCZ)99547000000238258220080728d1984 ua 0engtxtrdacontentcrdamediacrrdacarrierSimulation of methane flows in noncoal mines[electronic resource] /by Andrew B. Cecala and Edward D. Thimons[Pittsburgh, Pa.?] :U.S. Dept. of the Interior, Bureau of Mines,[1984]9 pages digital, PDF fileReport of investigations ;8880Title from title screen (viewed on July 28, 2008).Mine gasesMethaneMine gases.Methane.Cecala Andrew B1391025Thimons Edward D1391026United States.Bureau of Mines.GPOGPOBOOK9910696830203321Simulation of methane flows in noncoal mines3444292UNINA