Meanwhile, reverse imbibitions water blockage effect would be appeared to further damage the near the wellbore formation, especially in the low permeability and low productivity condensate gas Wells.
同时，在近井带还会形成反渗吸水锁效应，从而进一步加剧近井带地层伤害，对低渗低产凝析气井，这一现象尤为严重。
The method of using mixture of HF and HCL to treat sandstone formations of remove formation damage near the wellbore is a widely used stimulation treatment.
使用土酸处理砂岩地层，解除井壁附近地层伤害，是广泛采用的一种增产措施。
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