sidetrack horizontal well 侧钻水平井
sidetrack well for bypassing obstacles 侧钻绕障井
sidetrack drilling well 开窗侧钻井
With the development of deviated drilling technology in sidetrack well,directional well and horizontal well,the previous structure of landing nipple brings lots of inconvenience and risk to the operation while drilling.
随着侧钻井、定向井、水平井等斜井钻井工艺的发展,原有的定位接头结构给随钻施工带来了许多不便和危险。
参考来源 - 用于斜井轨迹定向钻进的无角差定位接头·2,447,543篇论文数据，部分数据来源于NoteExpress
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