图3 TACSS 裂缝钻孔注浆 213 堵漏包注浆 小型管道接口注浆需要通过一种称为“堵漏包” ( sealing packer) 的专用工具来实现(见图4) 。堵漏 包在管道接口处就位后给两头的气囊充气,使接口 部位和外界隔绝。
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hydraulic self-sealing packer 水力自封式封隔器
strong sealing packer 强密封自控式注水管柱
self-test sealing packer 自验封封隔器
Sealing weighing packer 封箱称重打包机
Weighing packer sealing 封箱称重打包机
packer sealing 封隔器密封
checking sealing of packer 验证封隔器
packer sealing element 封隔器胶筒
This paper introduces a kind of new type self-sealing packer, whose hydraulic self-sealing mechanism replaces setting and releasing mechanism.
本文介绍了一种新型自封式封隔器，该片隔器采用液压自封原理，取消了封隔器的坐、解封机构和相应的操作。
Provide pin to avoid sealing at midway and protect seal part of packer, enhanced reliability of plugging string.
设计有防中途坐封的销钉，保护封隔器的密封件，提高了封堵管柱的可靠性。
The indoor test and field application show: Comparing with regular packer, it has such advantages as simple setting, reliable sealing, convenient fishing, smooth unfreezing.
室内试验及现场应用表明，与常规液压封隔器相比，它具有坐封容易、密封可靠、打捞方便、解卡顺利等优点。
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