LEADER 01287nam 2200361 a 450 001 9910701377303321 005 20120214115404.0 035 $a(CKB)5470000002417292 035 $a(OCoLC)776640990 035 $a(EXLCZ)995470000002417292 100 $a20120214d2011 ua 0 101 0 $aeng 135 $aurbn||||||||| 181 $ctxt$2rdacontent 182 $cc$2rdamedia 183 $acr$2rdacarrier 200 00$aCompressed gas system leakage$b[electronic resource] 210 1$a[Arlington, Va.] :$c[U.S. Dept. of Labor, Mine Safety and Health Administration],$d[2011] 215 $a1 online resource (4 unnumbered pages) 225 1 $aProgram information bulletin ;$vno. P11-47 300 $aTitle from title screen (viewed on Feb. 14, 2012). 300 $a"Issue Date: 06/22/2011." 606 $aCoal mines and mining$zUnited States$xSafety measures 606 $aCoal-mining machinery$xSafety regulations$zUnited States 615 0$aCoal mines and mining$xSafety measures. 615 0$aCoal-mining machinery$xSafety regulations 712 02$aUnited States.$bMine Safety and Health Administration. 801 0$bGPO 801 1$bGPO 906 $aBOOK 912 $a9910701377303321 996 $aCompressed gas system leakage$93128894 997 $aUNINA