Schlumberger Technology Corporation

Vincent Gergele

Vincent Tourillon

Gilles C Cantin

The invention relates to a device for control of the flow through a production tube placed in an oil well. The device comprising a portion of the production tube provided with through orifices and protection equipment for providing resistance to wear by erosion. The protection equipment comprises several add-on sectors assembled around the portion of the tube. Each add-on sector provided with an associated inner stiffener penetrating into the portion of the production tube through at least one through orifice. At least one of the add-on sectors provided with at least one opening extending through the sector and its associated inner stiffener.

Flow control device

The invention relates to apparatus for controlling the flow rate of a fluid in tubing (), said apparatus () comprising at least one hole () passing through the wall of said tubing and a moving shutterjacket () mounted to engage said hole. According to the invention, said apparatus further comprises deflector means () covering said jacket and said hole so that said deflector means directs the fluid through the wall of said tubing.

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Paris, France

Vincent Gergele