封隔器 meaning in English

packer-whipstock

Packer effect analysis of helical buckling of well tubing
封隔器对油管螺旋屈曲的影响分析
Development and application of y331 - 114 packer
114型封隔器的研制与应用
Development and application of a packer for plugging perforation
堵炮眼封隔器的研制与应用
Technical standard of thermal packer and expansion joint
注蒸汽封隔器及井下补偿器技术条件
Kz344 - 114 type inflatable packer used for separate - layer water injection
114型扩张式封隔器

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