Adjustable force safety valve systems and methods
The adjustable safety valve addresses the inefficiencies of multiple models by allowing a single valve to adapt to different depths and pressures through an adjustable stop mechanism, improving operational efficiency and reducing logistical complexities.
US20260210207A1Pending Publication Date: 2026-07-23SCHLUMBERGER TECH CORP
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Patent Information
- Authority / Receiving Office
- US · United States
- Patent Type
- Applications(United States)
- Current Assignee / Owner
- SCHLUMBERGER TECH CORP
- Filing Date
- 2023-12-15
- Publication Date
- 2026-07-23
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Figure US20260210207A1-D00000_ABST
Abstract
A safety valve of a well string may include a fluid conduit, disposed about an axis, for conveying a fluid through the safety valve and a valve closure member articulatable between a first state and a second state to selectively block a flow of the fluid through the fluid conduit. The safety valve may also include a power spring to bias the valve closure member toward the first state via a power spring force, a piston to operatively overcome the power spring force and articulate the valve closure member toward the second state, and an adjustable stop disposed at one of multiple different positions within the safety valve such that the power spring is compressed between the piston and the adjustable stop. Moreover, the power spring force may be different at the different positions of the adjustable stop.
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