发明名称 Multilateral Y-Block System
摘要 A technique utilizes a Y-block which is coupled with a lateral tubing string and a main tubing string. The Y-block comprises features which facilitate service and/or production operations. In well applications, the Y-block may comprise a pressure housing and a recessed bypass slot disposed along an exterior of the Y-block. A control line is positioned in the recessed bypass slot to facilitate control functions along the lateral tubing string. The recessed bypass slot enables routing of a control line without forming a splice along the control line. In other applications, the Y-block may utilize additional or other features which facilitate the desired operations.
申请公布号 US2015233190(A1) 申请公布日期 2015.08.20
申请号 US201314434511 申请日期 2013.10.10
申请人 SCHLUMBERGER TECHNOLOGY CORPORATION 发明人 Wolf John C.;Gonzalez Luis A.;Sponchia Barton;Huang Andrew Brian
分类号 E21B17/18;E21B17/20 主分类号 E21B17/18
代理机构 代理人
主权项 1. A system for use in a multilateral well, comprising: a multilateral well completion deployed in a multilateral well, the multilateral well completion comprising: a Y-block having a pressure housing and a recessed bypass slot disposed along an exterior of the Y-block;a lateral tubing string sealingly coupled to the pressure housing and extending into a lateral bore of the multilateral well;a main tubing string sealingly coupled to the pressure housing and extending downhole into a main bore of the multilateral well; andan uphole tubing string sealingly coupled to the pressure housing and extending uphole from the Y-block; and a control line positioned in the recessed bypass slot and routed into the lateral bore without splicing.
地址 Sugar Land, TX US
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