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本文介绍了胜利油田欠平衡钻井完井液技术的室内研究,以及欠平衡钻井液在罗151—11井、商741平1井、王平1井的成功应用。三口井的应用证明,合理选择钻井完井液体系是实现欠平衡钻井成功的关键;在
This paper introduces the indoor study of underbalanced drilling and completion fluid technology in Shengli Oilfield and the successful application of underbalanced drilling fluid in Well Luo 151-11, Well Shang 741 Ping 1 and Well Wang Ping 1. The application of the three wells proves that the rational selection of drilling and completion fluid system is the key to the success of underbalanced drilling.