sidetrack horizontal well 侧钻水平井 ; 侧钻程度井
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
According to the normal well path types of the directional and sidetrack Wells, the calculating process is analyzed and the application cases are given.
针对定向井、侧钻井井眼轨道的常见类型给出了不同的优化数学模型，分析了计算过程，并给出了应用实例。
This technology can do repetition measurement of well bore track, determine drilling direction and window cutting direction of sidetrack well and so on.
该技术可用于井身轨迹复测、钻井定向和侧钻井开窗定向等。
When severe, these problems can force to sidetrack or abandon a well.
严重情况下，这些问题会强迫进行侧钻或者弃井。
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