STEP-TO-STEP WEDGE THREAD CONNECTIONS AND RELATED METHODS
摘要
A threaded connection includes a pin member comprising a first pin step and a second pin step, and pin wedge threads disposed on each of the first and second pin steps and a box member comprising a first box step and a second box step, and box wedge threads disposed on each of the first and second box steps, wherein an axial separation of the first and second pin steps differs from an axial separation of the first and second box steps.
申请公布号
WO2012040275(A3)
申请公布日期
2012.08.02
申请号
WO2011US52471
申请日期
2011.09.21
申请人
HYDRIL COMPANY;MALLIS, DAVID, LLEWELLYN;WARD, GARY, W.