垦东古2井钻穿玄武岩地层的钻井技术措施

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Drilling Technology of Drilling through Crushed Basalt in Kendonggu 2 Well

摘要: 文章简要介绍了垦东古2井钻遇的地层特征,阐述了该井采用的井身结构和311.2mm井段钻井中的难点,以及钻遇玄武岩地层采用的钻井技术措施,实践证明,现场采用的技术措施是合理有效的。

Abstract: This paper briefly introduces the formation characteristic in Kendonggu 2 well, describes the casing structure, difficulties encountering on drilling through the 311.2mm section, as well as technology & method employed in basalt stratum drilling. Practical results indicates it worked efficiently.