| 发明名称 |
Video inspection or logging tool |
| 摘要 |
<p>A video logging tool is described which is particularly well adapted for production logging of oil or gas wells. The tool has both an end view optical system (42,44,76) and a side view optical system (42,72) for imaging side and end view on a CCD array (36) in a camera (34). <IMAGE></p> |
| 申请公布号 |
EP0846840(B1) |
申请公布日期 |
2003.03.12 |
| 申请号 |
EP19970402911 |
申请日期 |
1997.12.03 |
| 申请人 |
SCHLUMBERGER LIMITED;SERVICES PETROLIERS SCHLUMBERGER;SCHLUMBERGER TECHNOLOGY B.V.;SCHLUMBERGER HOLDINGS LIMITED |
发明人 |
AUZERAIS, FRANCOIS;SCHROEDER, ROBERT J.;COUET, BENOIT;TARVIN, JEFFREY A. |
| 分类号 |
E21B47/00;(IPC1-7):E21B47/00;G03B37/00 |
主分类号 |
E21B47/00 |
| 代理机构 |
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