浅析G77-8井处理气套串漏技术
Fujian Chemical Industry（2016）
Abstract
G77-8井完井固井出现碰压不稳压质量事故,为完井试压合格,达到顺利交井的目的,逐步查找原因,首先运用更换联顶节对气套试压排除地面原因,接着通过液压封隔器和试压堵塞器配合试压找漏点,最终锁定气套串漏点在井深14.325-17.355m的3.03m范围内,然后准备套铣和替换两根套管处理,因套铣困难,最终只能倒出并替换一根套管,最后因试压验证失败,考虑甲方急于井组早日投产,经协商暂且搁置问题,交由试气队修井处理.
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