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.
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
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