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通过双河油田欠注井层原因剖析，射孔井段套管内壁堵塞是其主要原因之一。通常为了解除这种堵塞依靠酸化方法，但其投资大，有效期短。本文根据生产实践提出利用刮削冲洗方法解除这种堵塞。应用结果表明，该方法投资小，现场操作简单，解堵增注效果较好。
Through the analysis of the reason why the wells are under-injected in Shuanghe Oilfield, the blockage of the inner wall of the perforated well section is one of the main reasons. Usually in order to get rid of this blockage depends on the acidification method, but its investment, short effective period. In this paper, according to the production practice proposed scraping flushing method to lift the blockage. The application results show that the method has the advantages of small investment, simple operation on site and better blocking removal and increase of injection.