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胡尖山油田元196区长9油藏储层改造及效果评价

Fujian Chemical Industry(2014)

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Abstract
胡尖山油田元196区长9油藏属于典型的低孔隙、低渗透厚层块状油藏,油层厚度大且无明显隔夹层,采用常规压裂工艺改造因支撑剂沉降难以实现纵向上的有效动用.为了改善其压裂改造效果,借鉴下沉积控制缝高压裂原理,在现场实施多级加砂压裂储层改造技术.进一步增加裂缝长度和支撑缝高,从而扩大有效泄油面积,在胡尖山油田元196区的应用显示有较好的增产效果.
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