发明名称 |
Accelerometer caliper while drilling |
摘要 |
An accelerometer caliper while drilling arrangement comprising a drill bit having an axis of rotation and a gauge region, a caliper tool body, a first accelerometer mounted upon the caliper tool body and arranged to measure acceleration in a first direction, and a second accelerometer mounted upon the caliper tool body and arranged to measure acceleration in a second direction orthogonal to the first direction, wherein the caliper tool body and the drill bit are coupled to one another in such a manner that the first and second accelerometers are mounted in a known relationship to the drill bit.
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申请公布号 |
US6467341(B1) |
申请公布日期 |
2002.10.22 |
申请号 |
US20010841659 |
申请日期 |
2001.04.24 |
申请人 |
SCHLUMBERGER TECHNOLOGY CORPORATION |
发明人 |
BOUCHER MARCEL;JARVIS BRIAN PETER;MCCARTHY TIM |
分类号 |
E21B47/08;(IPC1-7):E21B47/08;E21B47/00;G01B21/20;G01V1/00 |
主分类号 |
E21B47/08 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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