It can reduce cement slurry filtration, provide a channeling-preventing effect and mitigatecorrosion 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。
2
It could lead to the joint's fatigue problem, create cracks in the cable anchor, damage the mitigatecorrosion system and even cause cable invalidation.