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小井眼钻井技术研究及在苏东区块的应用

Petrochemical Industry Application(2019)

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Abstract
小井眼钻井在苏东区首次应用,无施工经验可以借鉴,同时由于井眼尺寸较小,常规井钻井施工参数不适合小井眼钻井;本文结合小井眼钻井技术难点和苏东区块地层特点,得出苏东区块小井眼钻井难点,并且针对这些难点,结合苏东区块常规井二开两趟钻技术,提出了优选高效钻头、螺杆、钻具组合,优化井身剖面、钻井液性能、水力参数、井眼轨迹控制等技术措施,形成一套适合苏东区块小井眼钻井技术参数以及配套工艺,实现小井眼钻井快速钻进.
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