For the water flooding development of water sensitive reservoir, pretreatment must be carried out to prevent the clayswelling.
对于水敏油藏注水开发,必须进行防膨预处理。
2
To improve well-operation performance, capillary suction-time testing was performed to determine salt concentration required to prevent clayswelling.
为了提高井下作业的效果,通过测试毛管渗吸时间来确定抑制黏土膨胀所需的盐浓度。
3
The damage during hydraulic fracturing mainly included clayswelling and grain migration, built up created by mechanical impurities, the damage of fracture conductivity and so on.