发明申请
- 专利标题： Dual-Pole Magnetic Attraction Downhole Magnetic Retrieval Apparatus
- 专利标题（中）： 双极磁吸收井下磁检测装置
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申请号： US12782207申请日： 2010-05-18
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公开(公告)号： US20110284210A1公开(公告)日： 2011-11-24
- 发明人: Gregory L. Hern , Thomas M. Ashy , Jace E. Melder , Larry T. Palmer , Paul L. Connell , Jonathan F. Nelson
- 申请人： Gregory L. Hern , Thomas M. Ashy , Jace E. Melder , Larry T. Palmer , Paul L. Connell , Jonathan F. Nelson
- 申请人地址： US TX Houston
- 专利权人： Baker Hughes Incorporated
- 当前专利权人： Baker Hughes Incorporated
- 当前专利权人地址： US TX Houston
- 主分类号： E21B31/06
- IPC分类号： E21B31/06
摘要：
A magnetic retrieval tool used for collecting metallic debris and material from within a wellbore or other surrounding downhole tubular. The tool includes a tool mandrel with a removable insert which contains one or more magnets. The insert is formed such that both the north and south magnetic poles of the one or more magnets are able to attract metallic debris.
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