发明名称 Downhole retrieving tool and method
摘要 Disclosed herein is a downhole retrieving tool. The tool includes, a tubular member with a deformable portion having a reduced internal dimension, and a swage member engagable with the reduced internal dimension such that movement of the swage member through the deformable portion radially increases the internal dimension and the outer surface of the deformable portion causing the deformable portion to move radially outwardly.
申请公布号 US7556101(B2) 申请公布日期 2009.07.07
申请号 US20070686483 申请日期 2007.03.15
申请人 BAKER HUGHES INCORPORATED 发明人 CHAVERS RAYMOND D.
分类号 E21B31/00 主分类号 E21B31/00
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