01101nam0M2200361 I450 99000032894020331619990713000000.00-88415-886-10032894USA010032894(ALEPH)000032894USA010032894Aug-15,-d1999----km-y1ita-0103----baengUSa|||||||001yyValve selection handbookengineering fundamentals for selecting manual valves, check valves, pressurerelief valves, and rupture discsR. W. Zappe4. edHoustonGulf publishing company[1999]XII, 324 p.ill.24 cm.ValvoleManuali621.84ZAPPE,R. W.542773ITICCU19990714990000328940203316621.84 ZAP15555 Ing.62100070568BKTECTAMI4020010124USA01182020020403USA011641PATRY9020040406USA011623Valve selection handbook879810UNISA