Acoustic telemetry transceiver

Details Acoustic telemetry transceiver Acoustic telemetry transceiver

G - Physics

01

V

G01V 11/00 (2006.01) E21B 47/16 (2006.01)

Patent

CA 2576003

The invention concerns an acoustic telemetry system comprising an apparatus that includes a piezoelectric transducer (210) to generate an acoustic signal that is modulate along a mandrel (204), and a backing mass (208) positioned adjacent to the piezoelectric transducer (210) and restrained from approximately all lateral movement relative to an axis of the drill string.

Un mode de réalisation de l'invention concerne un appareil qui comprend un transducteur piézo-électrique permettant de générer un signal acoustique qui doit être modulé le long d'un mandrin, ce transducteur piézo-électrique comprenant au moins un élément piézo-électrique et au moins une électrode dénuée de joints amovible.

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