GS-X25井测井仪器打捞实践

Drilling & Production Technology(2020)

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Abstract
GS-X25井目的为灯影组四段碳酸盐气藏,产层采用精细控压钻至井深6 243 m完钻,?149.2mm裸眼段长1044m,井斜:78.41°,最大狗腿度3.22°,使用钻井液密度1.25 g/cm3.完井传输测井过程中测井仪器遇卡,仪器悬空硬卡于?177.8mm套管内井深5 090.97 m,卡点井斜65.95°,方位2.41°,狗腿4.92°,仪器离井底1150.03m.依据井下情况,分析处理难点,制定针对性的技术方案:采用先解卡、再进行井眼准备、最后进行打捞;根据井下实际情况,细化井控风险削减措施、工具下入以及打捞措施,通过精心组织与现场实施,顺利解除悬空硬卡并完整捞获测井仪器,为超深大斜度井长段小井眼异形工具解卡与打捞提供可借鉴经验和方法.
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