Institut Francais Du Pe'trole

Vinci Technologies

Chistian Wittrisch

Georges Constantinou

A logging probe supporting device includes a connector that can be plugged in at the bottom of the well with a logging cable contained in the inner space of rods to which the supporting device is fastened and fluid communicating openings provided between the inner space of the rods and the outside of the supporting device, the openings being arranged between the probe and connector. The device includes, between the openings and the connector, a shutoff such as check valves allowing fluid circulation from the inside towards the outside and preventing circulation from the outside towards the inside of the supporting device.

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Rueil Malmaison, France

Chistian Wittrisch