gas anchor packer 气锚封隔器
oil well gas anchor [油气] 油井气锚
multi-cup uniform flux gas anchor 多杯等流型气锚
gas and sand anchor [油气] 气砂锚
multicup isoflux gas anchor 多杯等流型气锚
corrugated multicup isoflux gas anchor 瓦棱状多杯等流型气锚
This report is intended to introduce the structure and working principle of spiral gas anchor and explain the calculation formulae for separation coefficient.
本文介绍了螺旋气锚的结构形式、工作原理及分离系数的计算公式，论述了影响分离系数的各种因素。
The results mentioned above can guide optimum of the number of the settling cup of the multicup isoflux gas anchor and get good effect in the application in the oil field.
上述研究成果可以指导多杯等流型气锚的沉降杯个数的优化，并在现场应用中获得了好的效果。
Ortherwise, the eccentric gas anchor, gas lift valve and surface check valve are installed to automatically unload the gas from the deeper layer and annulus between the tubing and the casing.
大气量时应用偏心气锚安装气举阀与地面单流阀两步卸气，实现了下部产层和油套环空自动卸气。
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