A hydraulic packer typically is set using hydraulic pressure applied through the tubing string rather than mechanical force applied by manipulating the tubing string.
一般地，经油管柱施加液压压力而不是由操纵油管柱施加机械力使封隔器坐封。
According to the present status of mechanical water shutoff in Jilin oilfield, that is the short valid period and inconvenient operation, a new Y241-114 packer is developed.
针对吉林油田目前机械堵水施工操作不便，堵水有效期短等现状，设计了一种新型封隔器y 2 41 - 114。
According to the present status of mechanical water shutoff in Jilin oilfield, that is the short valid period and inconvenient operation, a new Y241-114 packer is developed.
针对吉林油田目前机械堵水施工操作不便，堵水有效期短等现状，设计了一种新型封隔器y 2 41 - 114。
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