LEADER 01711nam 2200433Ia 450 001 9910696595603321 005 20080407134053.0 035 $a(CKB)5470000002378891 035 $a(OCoLC)220924165 035 $a(EXLCZ)995470000002378891 100 $a20080407d2000 ua 0 101 0 $aeng 135 $aurmn||||||||| 181 $ctxt$2rdacontent 182 $cc$2rdamedia 183 $acr$2rdacarrier 200 00$aProceedings, new technology for coal mine roof support$b[electronic resource] 210 1$aPittsburgh, PA :$cU.S. Dept. of Health and Human Services, Public Health Service, Centers for Disease Control and Prevention, National Institute for Occupational Safety and Health, Pittsburgh Research Laboratory,$d[2000] 215 $aiii, 280 pages $cdigital, PDF file 225 1 $aInformation circular ;$v9453 225 1 $aDHHS (NIOSH) publication ;$vno. 2000-151 300 $aTitle from title screen (viewed on Mar. 25, 2008). 300 $a"October 2000." 320 $aIncludes bibliographical references. 517 3 $aNew technology for coal mine roof support 606 $aMine roof control$vCongresses 606 $aCoal mines and mining$xSafety measures$vCongresses 606 $aMine safety$vCongresses 608 $aConference papers and proceedings.$2lcgft 615 0$aMine roof control 615 0$aCoal mines and mining$xSafety measures 615 0$aMine safety 712 02$aPittsburgh Research Laboratory (National Institute for Occupational Safety and Health) 801 0$bGPO 801 1$bGPO 906 $aBOOK 912 $a9910696595603321 996 $aProceedings, new technology for coal mine roof support$93189164 997 $aUNINA