发明授权
- 专利标题: Downhole tool
- 专利标题(中): 井下工具
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申请号: US12720758申请日: 2010-03-10
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公开(公告)号: US07975392B1公开(公告)日: 2011-07-12
- 发明人: Paul D. Spaulding
- 申请人: Paul D. Spaulding
- 申请人地址: US TX Houston
- 专利权人: National Oilwell Varco, L.P.
- 当前专利权人: National Oilwell Varco, L.P.
- 当前专利权人地址: US TX Houston
- 代理机构: Conley Rose, P.C.
- 主分类号: G01C19/00
- IPC分类号: G01C19/00
摘要:
Tools and methods for subsurface operations. Circuit arrangements providing a damping effect against undesired vibration effects on inertial data signals derived from inertial sensors disposed in a downhole tool.
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