1994年因生产套管被挤毁变形、盐堵而报废。
It was abandoned for its casings collapse and salt plugged in 1994.
安装在井口装置中的一个阀。它提供通向非生产套管的套管环形空间的通路。
A valve installed in the wellhead assembly to provide access to the casing annulus of non-producing casings.
一种完井结构，其中的生产套管柱下过储层层段并经射孔，以便在地层与井筒之间能够连通。
A completion configuration in which a production casing string is set across the reservoir interval and perforated to allow communication between the formation and wellbore.
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