发明名称 SYSTEM AND METHOD FOR KICKING-OFF A ROTARY STEERABLE
摘要 A method and system for steering a rotary steerable tool in a borehole. A method includes determining an azimuthal angle between a reference direction and a reference point on a direction determination component of a tool string. The direction control component is remote from the rotary steerable tool. The azimuthal angle and a time at which the angle was determined are communicated to a rotary steerable tool direction control system. A steerable shaft of the rotary steerable tool is deflected based on the azimuthal angle and the time at which the angle was determined, thereby directing the rotary steerable tool in a predetermined direction.
申请公布号 WO2012112155(A1) 申请公布日期 2012.08.23
申请号 WO2011US25238 申请日期 2011.02.17
申请人 HALLIBURTON ENERGY SERVICES, INC.;HAY, RICHARD, T. 发明人 HAY, RICHARD, T.
分类号 E21B47/02;E21B7/06 主分类号 E21B47/02
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