发明名称 sistema de completação de árvore de multisseções
摘要 <p>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.</p>
申请公布号 BRPI0910644(A2) 申请公布日期 2015.09.22
申请号 BR2009PI10644 申请日期 2009.04.15
申请人 CAMERON INTERNATIONAL CORPORATION 发明人 DAVID R. JUNE
分类号 E21B33/035;E21B33/043;E21B34/04 主分类号 E21B33/035
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