The disclosure describes a lockout tool including a cam housing configured to fit within a flow tube of a safety valve that is coupled to production tubing and has a longitudinal up-down axis. The lockout tool further includes a piston disposed within the cam housing and configured to move within the cam housing parallel to the longitudinal up-down axis and form a plurality of dimples in the flow tube upon provision within the production tubing of a pressurized fluid.
申请公布号
WO2014014451(A1)
申请公布日期
2014.01.23
申请号
WO2012US47126
申请日期
2012.07.18
申请人
HALLIBURTON ENERGY SERVICES, INC.;WILLIAMSON, JIMMIE, ROBERT