000 00680nam a2200229 4500
005 20260608203232.0
008 260224s2011 dcu
082 _aCaja 18-B
210 _aStd 622
245 0 0 _aType testing of process valve packing for fugitive emissions
_bAPI Standard 622
246 1 _aAPI 622
250 _a2nd. ed.
260 _aWashington
_bAmerican Petroleum Institute, API
_c2011
270 _a09/08/2016 ; 07/07/2008
300 _a29 p.
773 _g
942 _cNORMA
110 2 _aAmerican Petroleum Institute, API
_9105
650 0 _aNormas API
_9109
650 0 _aVálvulas
_9176
999 _c168432
_d168432