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- The top stratum of Puguang 3 well belongs to highly steep structure, and its obliquity is big which result in borehole deviation. 普光3井上部地层属于高陡构造,地层倾角大,极易发生井斜,地层可钻性差,蹩跳钻严重,上部地层防斜打直是施工的难点。
- Curtain grouting design for Zhongguan iron mine demands big depth and high verticality,but under the complex geological and hydrological conditions,borehole deviation is serious. 中关铁矿帷幕灌浆孔设计深度深、钻孔垂直度要求高,加之地质条件、水文条件的特殊性和复杂性,钻孔偏斜超标严重,经过实践,摸索出一套有效的防斜、纠斜技术措施。
- This paper introduces successful construction method and control measure currently used for holedrill,borehole deviation,protection tube,and embedment and installation of bimetal mark. 介绍了目前比较成功的倒垂孔钻孔、钻孔偏斜、保护管安装、双金属标的埋设及安装等施工方法和控制措施。
- In the process of oilfield production, quite a proportion of maintenance operations on mechanical production wells are due to rod breakdown or tubing leaking resulted from borehole deviation and eccentrically worn string. 摘要在油田生产过程中，机采井维护性作业有相当的比例是由于井料造成管杆偏磨，导致抽油杆断脱或油管漏失。
- In order to calculate the input power corresponding with different geophysical parameters and liquid properties,different borehole deviations,and parameters of different production and diff... 据此找出的最经济机采参数组合能大幅度提高机采系统效率,从而实现经济采油的目标。
- Keywords borehole deviation;BHA;weight on bit;stratum factor;bit;application; 井斜;钻具组合;钻压;地层因素;钻头应用;分析;
- Borehole Deviation Pattern and Borehole Deviation Prevention in Dashuiqing Mining Area 大水清矿区钻孔弯曲规律及钻孔弯曲的防治
- Research on and Approach to the Borehole Deviation Problems in Gold Mine of Little Qin Mountains 小秦岭金矿田孔斜问题的研究与探讨
- Keywords untra deep coring;borehole deviation;coring tools;transverse vibration;subchannel technique; 超深井取心;井斜;取心工具;横向振动;分流道技术;
- Keywords drilling;high WOB;borehole deviation;deviation control;rate of penetration; 钻井;大钻压;井斜;防斜;机械钻速;
- Keywords deep hole;borehole deviation;directional hole;whipstock;kick off;deflection; 深孔;钻孔弯曲;定向孔;造斜器;造斜;偏斜;
- Keywords air drilling;borehole deviation;BHA;formation drillability;Qingxi Oilfield; 青西油田;空气钻井;井斜;钻具组合;空气锤;地层可钻性;
- A mental deviation or aberration. 神经错乱或精神变态
- A mental or moral twist, aberration, or deviation. 不正常精神或道德上的扭曲、变态或歪曲
- There was little deviation from his usual routine. 他没有什么反常的举动。
- Party ideologists accused her of deviation. 党内理论家谴责她背离了党的信条。
- Deviation or a specified amount of deviation. 偏度偏差; 一特定数量的偏差
- A systematic deviation of a value from a reference value. 某数值偏离参考值的一种系统偏差。
- borehole deviation 钻孔偏差
- borehole deviation mcchanism 斗斜机理
