发明名称 A DOWNHOLE ASSEMBLY
摘要 A downhole assembly is disclosed and described for insertion into a borehole which addresses the problems associated with bit generated vibration, which are diminished. The assembly has a stabilizer sleeve element radially collocated about a bi-partite mandrel having an articulating and compliant metal-to-metal point of torque transfer and the stabilizer sleeve has a passive and active damping mechanisms associated therewith operating upon the bi-partite mandrel and located about the articulating and compliant metal-to-metal point of torque transfer.
申请公布号 CA2735963(C) 申请公布日期 2016.03.29
申请号 CA20082735963 申请日期 2008.09.04
申请人 MCLOUGHLIN, STEPHEN JOHN;SWIETLIK, GEORGE 发明人 MCLOUGHLIN, STEPHEN JOHN;SWIETLIK, GEORGE
分类号 E21B17/07;E21B17/10;E21B41/00 主分类号 E21B17/07
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