E - Fixed Constructions – 21 – B
Patent
E - Fixed Constructions
21
B
E21B 43/26 (2006.01) E21B 47/18 (2006.01)
Patent
CA 2537189
An acoustic telemetry apparatus and methods for communicating digital data from a down-hole location through a borehole to the surface or between locations within the borehole are described including a receiver and a transmitter linked by an acoustic channel (210) wherein acoustic channel has a cross-sectional area of 58 cm2 or less and the transmitter comprises an electro-active transducer generating a modulated continuous waveform.
L'invention concerne un appareil et des procédés de communication de données numériques d'un lieu en fond de trou d'un puits vers la surface ou entre des lieux situés dans le puits. Ledit appareil comprend un récepteur et un émetteur liés par un canal acoustique (210) possédant une section de 58 cm?2¿ ou moins et l'émetteur comprend un transducteur électroactif générant une onde continue modulée.
Huang Songming
Monmont Franck
Schlumberger Canada Limited
Smart & Biggar
LandOfFree
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