发明名称 |
DOWNHOLE MOTOR WITH DIAMOND-LIKE CARBON COATING ON STATOR AND/OR ROTOR |
摘要 |
In aspects, the disclosure provides a drilling motor that includes a stator and a rotor disposed in the stator, wherein the inner surface of the stator and/or outer surface of the stator includes a coating of a diamond-like carbon material. |
申请公布号 |
WO2013009796(A3) |
申请公布日期 |
2013.04.04 |
申请号 |
WO2012US46144 |
申请日期 |
2012.07.11 |
申请人 |
BAKER HUGHES INCORPORATED;SCOTT, DAN, E.;LIN, CHIH |
发明人 |
SCOTT, DAN, E.;LIN, CHIH |
分类号 |
E21B4/02;C22C26/00;F04C2/107 |
主分类号 |
E21B4/02 |
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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