发明名称 FRICTION REDUCTION MECHANISM FOR A DOWNHOLE RELEASE ASSEMBLY
摘要 <p>A mechanism to enhance disengagement of release assembly portions from one another when disposed in a well. The mechanism may be disposed at an internal rod of the release assembly and configured to prevent frictional resistance to shifting of the rod. Thus, actuation of release may be assured, for example, in spite of any axial pull on the assembly which may tend to direct radial forces on the rod. As such, controlled separation of release assembly portions may be assured so as to aid in removal of a line coupled to the assembly from the well.</p>
申请公布号 CA2868830(A1) 申请公布日期 2013.10.03
申请号 CA20132868830 申请日期 2013.03.29
申请人 SCHLUMBERGER CANADA LIMITED 发明人 MARTIN, BRANDON;GRANT, DOUGLAS W.;NELSON, KEITH R.
分类号 E21B17/06;E21B17/03 主分类号 E21B17/06
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