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 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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