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- The minimum curvature radius method is used to compute hole trajectory data (such as ZD,XE,YN,HOFF,HOAZ, etc. ) to draw the highly deviated well hole trajectory graph. 用最小曲率半径法计算井眼轨迹数据(如ZD、XE、YN、HOFF、HOAZ),绘制出大斜度井的井眼轨迹图。
- Well intervals where lift pumps can be located in highly deviated wells include vertical interval, deflecting interval, angle maintaining interval and branch rat hole. 大斜度井可供选择的下泵位置有在垂直段安装,在造斜段安装、在稳斜段安装、在分支鼠洞井眼安装。
- shallow deflecting highly deviated well 浅造斜大斜度井
- With the increase of horizontal wells and highly deviated wells, MWD+LWD technology is developing quickly and coming to maturity.It has provided a powerful productivity for well logging. 摘要随着水平井和大斜度井工作量的增加，MWD+LWD随钻测量技术迅速发展，技术逐步走向成熟，形成了较强的测井生产服务能力。
- high deviated well and horizontal well 大斜度井／水平井
- The key issue that need consideration when selecting artificial lift mode is whether downhole lift pump can pass through deflecting interval in highly deviated wells or horizontal wells. 大斜度井、水平井机采方式选择首先要考虑的问题是井下举升泵能否通过造斜段。
- Drilling Operation Difficulties and Measures in A Highly Deviated Well in Zhangdian Oilfield 张店油田大斜度定向井施工难点及措施
- Coring practice and knowledge in high deviated well of Chengbei Oilfield in Bohai Sea 渤海埕北油田大斜度井取心实践与认识
- Keywords three dimensional;highly deviated well;curvature;sidetracking well;friction drag;torque;steering drilling system; 三维;大斜度井;造斜率;侧钻井;摩阻;扭矩;导向钻井系统;
- Calculation of Passing Capacity of Lift Pump in Highly Deviated Wells 大斜度井举升泵下入通过性计算
- highly deviated well 大斜度井
- high deviated well 取心
- Lifting Technology of Sucker Rod Pumps for Prolonging Life of High Deviated Wells 大斜度抽油井延长免修期的有杆泵举升工艺技术
- Keywords ultralow filtration rate drilling fluids;organic black MMH;formation damage prevention;wellbore stabilization;hole cleaning;highly deviated wells;Jidong oilfield; 超低渗透钻井液;有机黑色正电胶;防止地层损害;井眼稳定;井眼净化;大斜度井;冀东油田;
- According to the research result, the 3-D VSP geometry design scheme for one actual deviated well has been made. 根据研究结果，制定了某实际斜井的三维VSP观测系统设计方案。
- For deviated well, wellbore stability depends on not only in?situ stress but also weak plane occurrence. 斜井条件下,井壁失稳的位置和失稳的程度与软弱面的产状密切相关;
- highly deviated wells 大斜度井
- Permanent packer for underground treatment is needed for capability demand of marine workover rigs in overhaul operation of deep deviated well. 摘要在深斜井大修作业中，为了适应海上修井机作业能力的需要，需要处理井下永久式封隔器。
- Most of the marine 3-D VSP exploration is operated in deviated wells. 由于海上三维VSP勘探大都在斜井中进行。
- Three types of response features occur during waterflooding, with highly deviated directional wells as production wells and vertical wells as injectors. 采用大斜度定向井采油,直井注水,在注水过程中油井呈现出常规型、突变型和波动型三种见效特征。
