发明名称 Multi-barrier seal system
摘要 <p>A system includes a shearing seal configured to shear through an auxiliary line and provide a sealing barrier between the auxiliary line and a mineral extraction system. The shearing seal comprises a shearing ram 66 having a sealing surface disposed on a first side 136 and a shearing edge disposed along an open-ended edge 130.</p>
申请公布号 GB2525772(A) 申请公布日期 2015.11.04
申请号 GB20150009620 申请日期 2013.03.27
申请人 CAMERON INTERNATIONAL CORPORATION 发明人 LOC GIA HOANG
分类号 E21B33/06;E21B29/04 主分类号 E21B33/06
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