发明名称 ANNULAR SAFTEY VALVE PULL THROUGH DEVICE
摘要 A safety valve with a pre-installed penetration member is disclosed. The penetration member is installed into the safety valve before installing the safety valve in the well. The penetration member is coupled to a cable which communicates with a downhole component, such as a gauge. Pulling the penetration member upward pulls the cable upward through the safety valve.
申请公布号 US2016237780(A1) 申请公布日期 2016.08.18
申请号 US201615043097 申请日期 2016.02.12
申请人 Schlumberger Technology Corporation 发明人 Meling Geir;Filbrandt Joseph Daniel
分类号 E21B34/06 主分类号 E21B34/06
代理机构 代理人
主权项 1. A safety valve, comprising: a valve member configured to selectively close a well to prevent unwanted production from the well, the valve member having a feed through portion; a penetration member positioned in the feed through member with a down-hole end protruding from the feed through member, wherein the down-hole end of penetration member is configured to be coupled to a cable in the well; wherein the penetration member is configured to be pulled upward through the feed through member of the safety valve with the cable attached, such that the cable will be pulled through the feed through member.
地址 Sugar Land TX US