Changqing oil field is a low and extra low permeability oil field developed mainly under waterflooding.
长庆油田是低渗、特低渗透油田。
参考来源 - 长庆低渗透油田注水水质稳定技术·2,447,543篇论文数据，部分数据来源于NoteExpress
PurposeTo improve water flooding development effect in low permeability oil field.
目的改善低渗透油田注水开发效果。
Formation fracturing is the basic measure to develop low permeability oil field. Water searching and shutoff should be done early.
油层压裂改造是开发好低渗透油田最基本的措施以及尽早卡堵水的问题等。
With tubular polysulfone ultrafiltration membrane separation unit treating the produced sewage on the spot, the treated sewage can meet the water injection standard in low permeability oil field.
用管式聚砜超滤膜分离装置现场处理采油污水，经过处理的污水达到了低渗透油田注水标准。
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