发明名称 |
EASY DRILL SLIP WITH DEGRADABLE MATERIALS |
摘要 |
Slip elements for a bridge plug 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 outer contact portion includes a plurality of openings that function as stress risers. The inner body portion may be formed of magnesium powder. |
申请公布号 |
CA2834715(A1) |
申请公布日期 |
2012.11.22 |
申请号 |
CA20122834715 |
申请日期 |
2012.03.28 |
申请人 |
BAKER HUGHES INCOPRORATED |
发明人 |
XU, RICHARD YINGQING;XU, ZHIYUE |
分类号 |
E21B19/10;E21B19/02 |
主分类号 |
E21B19/10 |
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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