A wellbore system having an annulus safety valve

GB2608229BActive Publication Date: 2025-01-22SILVERWELL TECH LTD
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Patent Information

Application Number
GB2022005370
Authority / Receiving Office
GB · GB
Patent Type
Patents
Current Assignee / Owner
Priority Date
2021-04-16
Filing Date
2022-04-12
Publication Date
2025-01-22
Estimated Expiration
2042-04-12

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Abstract

An annulus safety valve assembly for controlling gas flow in a wellbore annulus that includes a passage 66A, a check valve 68A in the passage, and an actuator 52A that is selectively changed between f
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Citation Information

Patent Citations

  • Flow reversing apparatus and methods of use

    US20060278395A1

  • Gas Lift Valve Having Shear Open Mechanism for Pressure Testing

    US20200032627A1