apparatus and method to remotely control fluid flow in tubular strings and wellbore annulus
A method and apparatus for remotely and selectively controlling and altering fluid flow through tubular string disposed within a wellbore and further control fluid flow between the tubular string inner flow passage and the annular flow passage, and a method for selectively and remotely receiving and...
| Main Authors: | , , , , |
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| Format: | Patent |
| Language: | English |
| Published: |
2016
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| Subjects: | |
| Online Access: | http://irep.iium.edu.my/76450/ http://irep.iium.edu.my/76450/2/US9453388.pdf |
| Summary: | A method and apparatus for remotely and selectively controlling and altering fluid flow through tubular string disposed within a wellbore and further control fluid flow between the tubular string inner flow passage and the annular flow passage, and a method for selectively and remotely receiving and interpreting a form of command or information at a particular apparatus within the wellbore caused by the operator on earth surface through a change of a physical property of the environment. The apparatus comprising a body, a valve operable in plurality of states, an actuator, and an activator responsive to a change of a physical property of the environment caused by the operator on earth surface |
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