大位移绕障技术在老矿山挖潜中的应用

Application of Large Displacement Obstacle Winding Technology in Tapping Potential of Old Mines

介绍了福7井通过水平井绕障技术、带压钻井技术、带压固井技术和超长水平段施工建井工艺,提高了矿区控盐量和生产能力,并重点介绍了施工过程、关键点项和注意事项,通过技术攻关达到预期效果。

This paper introduces the technology of horizontal well winding,pressure drilling,pressure cementing and ultra-long horizontal section construction in Fu7 well,which has improved the salt control and production capacity of the mining area,and focuses on the construction process,key points and matters for attention,so as to achieve the expected effect through technical research.