XNJG堵漏剂的研制与应用
Advances in Fine Petrochemicals(2007)
Abstract
针对中低渗透油藏存在高渗透条带或微裂缝,在堵调治理过程中易发生堵调剂漏失的问题,以聚硅成胶液和交联稳定液为原料,研制开发出XNJG堵漏剂。其易在地层中滞流,耐温80~160℃、耐盐3000~50000mg/L。该堵漏剂热稳定性好、耐冲刷、对非均质严重的岩心具有很强的调剖改流能力。将该堵漏剂在孤岛油田进行3口井4井次调剖试验,获得较好效果。
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Key words
plugging agent,bi-solution gelling method,profile modification,middle and low permeable reservoir
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