Downhole apparatus for use in a borehole
The downhole apparatus with an anchor and processor stabilizes the drillstring by restricting movement and applying longitudinal force based on sensor inputs, addressing torsional oscillations and improving drilling efficiency in complex wells.
GB2638791BActive Publication Date: 2026-07-02GA DRILLING AS
Patent Information
- Authority / Receiving Office
- GB · GB
- Patent Type
- Patents
- Current Assignee / Owner
- GA DRILLING AS
- Filing Date
- 2024-04-11
- Publication Date
- 2026-07-02
AI Technical Summary
Technical Problem
Drilling operations face issues such as torsional oscillations and stick slip due to reactive torque and friction, leading to drillstring damage and poor performance, especially in deep geothermal wells with complex geology and high temperatures.
Method used
A downhole apparatus with an anchor and processor that engages the borehole to restrict axial and rotational movement, using sensors and a control strategy to apply longitudinal force to maintain engagement and stabilize the drillstring, adjusting force based on downhole parameters.
Benefits of technology
The apparatus reduces torsional vibrations and stabilizes the drillstring, minimizing damage and improving drilling efficiency by maintaining optimal operational ranges and engagement with the borehole.
✦ Generated by Eureka AI based on patent content.
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Abstract
A first aspect relates to a downhole apparatus comprising an anchor 113 having a gripping element for engaging a borehole 104 to restrict relative axial and / or rotational movement between the anchor a
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