Invention Publication
- Patent Title: OFFSHORE DRILLING APPARATUS AND METHODS
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Application No.: US18682260Application Date: 2022-08-02
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Publication No.: US20240344407A1Publication Date: 2024-10-17
- Inventor: Tristam Paul Horn , Stephen Edmund Bruce , Tyler Rhes Reynolds , David Michael Shand
- Applicant: DeltaTek Oil Tools Limited
- Applicant Address: GB Dyce, Aberdeen
- Assignee: DeltaTek Oil Tools Limited
- Current Assignee: DeltaTek Oil Tools Limited
- Current Assignee Address: GB Dyce, Aberdeen
- Priority: GB 11613.2 2021.08.12
- International Application: PCT/GB2022/052028 2022.08.02
- Date entered country: 2024-02-08
- Main IPC: E21B17/08
- IPC: E21B17/08 ; E21B17/07 ; E21B19/09

Abstract:
An offshore method includes providing an elongate support string for extending between a mobile offshore drilling unit and a seabed location. The string has an upper portion and a lower portion, and an articulated joint is provided between the upper portion and the lower portion. The provision of the articulated joint maintains the lower portion of the elongate support string in a substantially vertical orientation and increases the safe operating radius of the mobile offshore drilling unit or increases the speed at which the unit may transit through the sea with objects suspended via the elongate support string.
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