Invention Grant
- Patent Title: Tubing pressure insensitive failsafe wireline retrievable safety valve
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Application No.: US16924630Application Date: 2020-07-09
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Publication No.: US11293265B2Publication Date: 2022-04-05
- Inventor: John Burris , Jason Edwards
- Applicant: John Burris , Jason Edwards
- Applicant Address: US OK Bixby; US OK Broken Arrow
- Assignee: John Burris,Jason Edwards
- Current Assignee: John Burris,Jason Edwards
- Current Assignee Address: US OK Bixby; US OK Broken Arrow
- Agency: Cantor Colburn LLP
- Main IPC: E21B34/14
- IPC: E21B34/14 ; E21B34/10 ; E21B34/06

Abstract:
A tubing pressure insensitive failsafe wireline retrievable safety valve including a tool housing, a flow tube disposed within the tool housing, an actuation piston disposed in the tool housing and operably connected to the flow tube, the actuation piston having an actuation pressure side and a relatively lower pressure chamber side, a fluid pathway between a potential leak site for the valve and the relatively lower pressure chamber side of the piston. A borehole system having a tubing pressure insensitive failsafe wireline retrievable safety valve. A tubing pressure insensitive failsafe wireline retrievable safety valve.
Public/Granted literature
- US20200340331A1 TUBING PRESSURE INSENSITIVE FAILSAFE WIRELINE RETRIEVABLE SAFETY VALVE Public/Granted day:2020-10-29
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