| 发明名称 |
SENSOR ON A DRILLING APPARATUS |
| 摘要 |
<p>A drilling apparatus includes a drill string to be disposed in a borehole. The drill string includes a tubular, a borehole assembly coupled to the tubular and a drill bit disposed at an end of the borehole assembly. The apparatus includes a strain gauge directly deposited on the drill string.</p> |
| 申请公布号 |
EP2638241(A4) |
申请公布日期 |
2016.01.13 |
| 申请号 |
EP20110839992 |
申请日期 |
2011.11.08 |
| 申请人 |
BAKER HUGHES INCORPORATED |
发明人 |
KUMAR, SUNIL |
| 分类号 |
E21B47/01;E21B44/00;E21B47/12 |
主分类号 |
E21B47/01 |
| 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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