| 摘要 |
<p>Probe and its anchoring device in a well, said probe having an axis which has to be parallel to the well axis and comprising a probe body supporting said device, which device is provided with anchoring arms. Substantially at a same level of said axis (4) of the probe (3), said device is also provided with two arms (19, 20) which are offset angularly with respect to each other in relation to the axis (4) of said probe, said arms being so arranged that when they are deployed, the probe comes directly in contact with the walls of the well. The invention may be used to take measurements in an oil well.</p> |
