Method and conduit for transmitting signals

B - Operations – Transporting – 21 – D

Patent

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Details

B21D 39/08 (2006.01) B21D 39/20 (2006.01) F16L 25/01 (2006.01) H01R 4/56 (2006.01) E21B 47/12 (2006.01)

Patent

CA 2569752

A wired drill pipe for a drill string of a downhole tool positioned in a wellbore penetrating a subterranean formation is provided. The wired drill pipe includes a drill pipe, a cable and a wire retainer. The drill pipe has a slot at each end thereof. The slots are adapted to receive at least one transformer. The drill pipe has an inner surface defining a passage for the flow of mud therethrough. The cable extends from the transformer into the passage of the drill pipe. The wire retainer is positioned on the inner surface of the drill pipe. The wire retainer is adapted to secure the cable therein.

Une tige de forage câblée pour un train de tiges de forage d'un outil de fond de trou positionné dans un puits de forage pénétrant dans une formation souterraine. La tige de forage câblée comprend une tige de forage, un câble et un dispositif de retenue de fil. Le tube de forage comprend une fente au niveau de chacune de ses extrémités. Les fentes sont conçues pour recevoir au moins un transformateur. Le tube de forage comprend une surface interne définissant un passage pour l'écoulement de boue à travers celui-ci. Le câble s'étend depuis le transformateur dans le passage de la tige de forage. Le dispositif de retenue de fil est placé sur la surface interne de la tige de forage. Le dispositif de retenue de fil est conçu pour fixer le câble à l'intérieur de celui-ci.

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