发明授权
- 专利标题: Hole depth sensing
- 专利标题(中): 孔深度感应
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申请号: US11959645申请日: 2007-12-19
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公开(公告)号: US07916041B2公开(公告)日: 2011-03-29
- 发明人: Geoff Downton
- 申请人: Geoff Downton
- 申请人地址: US TX Sugar Land
- 专利权人: Schlumberger Technology Corporation
- 当前专利权人: Schlumberger Technology Corporation
- 当前专利权人地址: US TX Sugar Land
- 代理商 Vincent Loccisano; Jeremy Welch; Brigitte Echols
- 优先权: GB0701237.0 20070104
- 主分类号: G01V3/00
- IPC分类号: G01V3/00
摘要:
A method of sensing and transmitting hole depth information comprises monitoring, at the surface, the extension of the hole as drilling progresses, determining when the hole depth has extended by a predetermined distance, and sending an increment signal to a telemetry device.
公开/授权文献
- US20080165026A1 HOLE DEPTH SENSING 公开/授权日:2008-07-10
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