Invention Grant
- Patent Title: Multi-section tree completion system
- Patent Title (中): 多部分树完成系统
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Application No.: US12922897Application Date: 2009-04-15
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Publication No.: US08662184B2Publication Date: 2014-03-04
- Inventor: David R. June
- Applicant: David R. June
- Applicant Address: US TX Houston
- Assignee: Cameron International Corporation
- Current Assignee: Cameron International Corporation
- Current Assignee Address: US TX Houston
- Agency: Chamberlain Hrdlicka
- International Application: PCT/US2009/040665 WO 20090415
- International Announcement: WO2009/129307 WO 20091022
- Main IPC: E21B43/01
- IPC: E21B43/01

Abstract:
A subsea well production system for a well including a subsea wellhead. The system includes a multi-section production tree that includes a landing section engageable with the subsea wellhead and including a landing section bore. The tree also includes a valve section separate from and engageable with the landing section, the valve section including a lateral production port extending through a valve section wall and in communication with a valve section bore. A production tubing supported by a tubing hanger is installed and supported in the landing section bore such that the tubing hanger extends into the valve section bore. The tubing hanger and production tubing are retrievable through the section bores without disengaging the valve section from the landing section. The valve section is also disengageable from the landing section with the tubing hanger remaining in the landing section.
Public/Granted literature
- US20110017467A1 Multi-Section Tree Completion System Public/Granted day:2011-01-27
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