The oil layers of four open hole Wells drilled in 2004 occurred serious collapse to result in downhole plugging and oil well fail when oil well put into production.
2004年新钻的4口裸眼完成井，投产时出现了油层严重垮塌，井下堵塞，油井报废。
Because screen hole by plugging, filtration speed gradually decreasing.
由于筛孔逐渐受堵，过滤速度呈降低趋势。
A quick and effective method is presented for plugging the hole of the catchment pit in the article.
本文给出集水坑的一种更为快速、有效的堵漏方法。
A quick and effective method is presented for plugging the hole of the catchment pit in the article.
本文给出集水坑的一种更为快速、有效的堵漏方法。
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