01060nam 2200325 450 991071338360332120200325142405.0(CKB)5470000002499804(OCoLC)1145939498(EXLCZ)99547000000249980420200325d1981 ua 0engur|||||||||||txtrdacontentcrdamediacrrdacarrierCheck valve failuresWashington, D.C. :United States Nuclear Regulatory Commission, Office of Inspection and Enforcement,1981.1 online resource (2 pages)Information notice ;no. 81-35"December 2, 1981."Nuclear power plantsPipingValvesDefectsNuclear power plantsPipingValvesDefects.U.S. Nuclear Regulatory Commission.Office of Inspection and Enforcement,GPOGPOBOOK9910713383603321Check valve failures3315533UNINA