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Terms for subject Oil / petroleum containing 四通 | all forms | in specified order only
ChineseEnglish
双管四通dual manifold cross
四通straight cross
四通cross joint
四通接头cross joint
四通four-way pipe
四通联管节four-way union
四通cross valve
套管头四通casinghead spool
异径四通reducing cross
油管头四通tubing head
法兰四通open-flange flow cross
法兰式井口四通flanged drilling spool
电磁四通solenoid operated 4-way valve
等径四通straight cross
试油井口大四通tubing spool
连接套管四通casing connecting spool
配接四通adapter spool
采油树大四通tubing spool
钻井四通drilling spool
防喷器间四通drilling spool
阳螺纹-阴螺纹四通male and female cross