01274nam 2200349Ka 450 991069688710332120080722101616.0(CKB)5470000002382007(OCoLC)234381290(EXLCZ)99547000000238200720080722d1996 ua 0engtxtrdacontentcrdamediacrrdacarrierEvaluation of polymer construction material and water trap designs for underground coal mine seals[electronic resource] /by Eric S. Weiss ... [and others][Pittsburgh, Pa.?] :U.S. Dept. of Energy, Pittsburgh Research Center,[1996]16 pages digital, PDF fileReport of investigations ;9634Title from title screen (viewed on July 18, 2008).PlasticsBondingSealing (Technology)PlasticsBonding.Sealing (Technology)Weiss E. S(Eric S.)1386102Pittsburgh Research Center (U.S.)GPOGPOBOOK9910696887103321Evaluation of polymer construction material and water trap designs for underground coal mine seals3548495UNINA