发明名称 |
SELF ADJUSTING DEBRIS EXCLUDER SUB |
摘要 |
A self adjusting excluder sub includes a first subassembly; a second subassembly with respect to which the first subassembly is axially movable; and a support disposed at the second subassembly and when actuated being resiliently disposed against the first subassembly while being laterally movable relative to the first and second subassemblies jointly and method.
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申请公布号 |
WO2009102703(A3) |
申请公布日期 |
2009.12.10 |
申请号 |
WO2009US33656 |
申请日期 |
2009.02.10 |
申请人 |
BAKER HUGHES INCORPORATED;MILLS, AUBREY, C. |
发明人 |
MILLS, AUBREY, C. |
分类号 |
E21B21/00;E21B31/08;E21B33/129;E21B37/00 |
主分类号 |
E21B21/00 |
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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