长庆油田小套管井采油注水后期问题浅析及对策

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长庆油田超低渗透油藏开发提出以提高单井产能、降低成本为核心,采用“一大四小”配套工艺措施技术思路,其中套管选用西114.3mm(41/2in)完井方式,通过现场实施,取得较好效果。本文通过对小套管井采油注水后期可能存在的问题进行分析,针对性地提出了相关对策,为下步小套管后期正常生产起到一定的借鉴作用。
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