发明名称 EASY DRILL SLIP WITH DEGRADABLE MATERIALS
摘要 Slip elements for a downhole tool include an inner body portion that is substantially formed of a material that is degradable by dissolution in response to a dissolving fluid and a hardened, resilient, radially outer contact portion. The inner body portion may be formed of magnesium, aluminum or iron based powder.
申请公布号 WO2015130419(A1) 申请公布日期 2015.09.03
申请号 WO2015US12847 申请日期 2015.01.26
申请人 BAKER HUGHES INCORPORATED 发明人 XU, RICHARD YINGQING;XU, ZHIYUE
分类号 E21B23/02;E21B23/06;E21B33/12 主分类号 E21B23/02
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