000 00707nam a2200241 4500
005 20260608203135.0
008 260224s2010 dcu
082 _aCaja 4
210 _aAPI Specification 7F
245 0 0 _aOil-field chain and sprockets
_bAPI Specification 7F
246 1 _a7F
250 _a8th ed.
260 _aWashington
_bAmerican Petroleum Institute, API
_c2010
270 _a09/05/2013 ; 14/08/2003
300 _a30 p.
773 _g
942 _cNORMA
110 2 _aAmerican Petroleum Institute, API
_9105
650 0 _aNormalización
_9106
650 0 _aNormas API
_9109
650 0 _aEquipos de perforación
_9115
999 _c140402
_d140402