E - Fixed Constructions – 21 – B
Patent
E - Fixed Constructions
21
B
E21B 43/12 (2006.01) E21B 34/06 (2006.01)
Patent
CA 2570250
A technique is provided to control flow in a well. A well completion comprises one or more flow control valve systems coupled by an electric line and a hydraulic line. Each flow control valve system comprises a flow control valve responsive to hydraulic input via the hydraulic line and an electro-mechanical device. The electro- mechanical device is responsive to inputs via the electric line and is used to control hydraulic input to the corresponding flow control valve.
Bertoja Michael J.
Hiron Stephane
Hosatte Pierre
Macdougall Thomas D.
Schlumberger Canada Limited
Smart & Biggar
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