bottom hole packer 井底密封器 ; 井底封隔器
open hole packer [油气] 裸眼封隔器
disk bottom hole packer 扁盘井底封隔器
down-hole packer 井下封隔器
open-hole packer 压胀裸眼封隔器
bottom hole plug packer 塞式井底封隔器
bottom m hole packer 井底密封器
The development, lab analog test and field test of Model ZYF hydraulic hole packer are presented in the paper.
介绍了ZY F型钻孔液压封孔器的研制、实验室模拟试验及现场工业性应用试验情况。
The theoretical solution about cross-hole packer test, of which the aquifer is lamellar structure and the fractures are vertical, is put forward in the third bibliography.
马国彦只给出了含水层为层状结构，且其中的裂隙为直立的特殊情况下的交叉孔压水试验的理论解。
The separated layer polymer injection pipe string consists of well-flushing packer, down-hole flow distributor and bottom ball.
分层注聚管柱主要由可洗井封隔器、配注器及底球组成。
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