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2017年5月26日,中国石油长城钻探工程公司对外合作项目部(以下简称对外合作项目部)50062队在中国石油浙江油田公司(以下简称浙江油田)昭通国家级页岩气示范区施工的YS108H20-3井顺利完成施工。该井完钻井深5 077 m,水平段长2 411 m,平均机械钻速5.68 m/h,优质页岩钻遇率达100%,刷新了国内页岩气水平井水平段最长纪录。
On May 26, 2017, the team of Ministry of Foreign Cooperation of China Great Wall Drilling Company (hereinafter referred to as the Ministry of Foreign Cooperation) 50062 team was constructed at the Zhaotong National Shale Gas Demonstration Zone of PetroChina Zhejiang Oilfield Company (hereinafter referred to as Zhejiang Oilfield) YS108H20 -3 well successfully completed the construction. The well drilled 5,077 m in depth with a horizontal section length of 2 411 m and an average penetration rate of 5.68 m / h. The drilling rate of high-quality shale reached 100%, refreshing the longest horizontal record of shale gas horizontal wells in China.