concentric gas lift valve 同心气举阀
gas-lift valve 气举阀
eccentric gas lift valve 偏心气举阀
spring-loaded gas-lift valve 弹簧加压气举阀
casing-pressure gas lift valve [油气] 套管压力气举阀
intermittent gas lift valve 间歇气举阀
tubing-pressure gas lift valve 油管压力气举阀
bellows gas-lift valve 波纹管气举阀
The gas lift valve on the conventional gas lift pipe string is easy to fail and cannot be replaced in the hole.
常用的气举采油管柱存在的问题是气举阀易失效，不能投捞进行更换，严重影响管柱的效率和使用周期。
According to this problem, casing oil stolen prevention sealing valve was developed, matching with down-hole oil-gas separator and gas lift valve lift technology.
针对这一难题，研制了套管防盗油密封阀，并配套应用了井下油气分离器与气举阀助流举升工艺技术。
Gass lift gas lift valve from the ground, the high-pressure gas injection Wells stop the pump, use of gas energy to lift the liquid in the wellbore, the well to restore production capacity.
气举排水采气技术是通过气举阀，从地面将高压天然气注入停喷的井中，利用气体的能量逐级举升井筒中的液体，使井恢复生产能力。
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