Injection fluids have different physical and chemical properties from the formation fluids. When the injection fluids enter formation, the formation may be damaged in low permeability reservoirs particularly as Bonan pool.
入井流体进入地层后 ,由于它不同于地层流体的物理性质和化学性质 ,因而会对地层造成一定的损害 ,在低渗透油藏中 ,这种损害尤为严重。
参考来源 - 渤南油田入井流体对地层损害的影响因素·2,447,543篇论文数据，部分数据来源于NoteExpress
The kick is physically caused by the pressure in the wellbore being less than that of the formation fluids, thus causing flow.
从物理上讲，井涌是由于井眼压力低于地层流体压力所致，从而引起流动。
It can reduce cement slurry filtration, provide a channeling-preventing effect and mitigate corrosion of formation fluids on cement ring.
另一方面使水泥浆具有防窜性，减轻了地层流体对水泥环的侵蚀。
Artificial seismic production technique can efficiently improve flowing characteristics of formation fluids and then improve oil recovery factor.
人工地震采油技术可以有效地改善地层流体的流动特性，提高原油采收率。
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