E - Fixed Constructions – 21 – B
Patent
E - Fixed Constructions
21
B
E21B 34/06 (2006.01) E21B 43/11 (2006.01)
Patent
CA 2585739
A technique is provided to facilitate fluid flow and pressure control in a well with an interventionless flow valve system. The valve system is coupled to a well component string deployed downhole in a wellbore. The valve system controls flow and pressure between an interior and exterior of the string and comprises a valve controlled by an activation device. The activation device is responsive to a unique pressure and time signal transmitted downhole.
Grigar Larry
Hromas Joe C.
Schlumberger Canada Limited
Smart & Biggar
LandOfFree
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