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- These key factors are analysed in this paper using pressure equalization principle, and a formula for calculating process parameters of lost circulation control is deriv... 本文采用压力平衡原理对堵漏钻柱的下入深度、顶替量及顶替排量进行了分析和推导，给出了在失返条件下水泥浆堵漏工艺参数的计算公式。
- lost circulation control zohile drilling 随钻堵漏
- Balance area of compound lost circulation control and its application in novel lost circulation simulator 复合堵漏中平衡区域及其在新型堵漏仪中的应用
- Lost Circulation Control: Evolving Techniques and Strategies to Reduce Downhole Mud Losses 井漏控制:减少井下泥浆漏失的技术和策略
- Keywords vug-fracture;lost circulation;lost circulation control;thixotropic cement system;compressive strength; 溶洞-裂缝;井漏;堵漏;触变水泥体系;抗压强度;
- lost circulation control 堵漏
- Core flow experiment showed that plugging rate of lost circulation material was over 97% . 人造岩芯封堵实验表明,该堵漏剂封堵率达97%25以上;
- In casing cementing of Caogu 1 Qianshan reservior, lost circulation is encountered due to growing cracked holes. 胜利油田草古1潜山稠油油藏缝洞十分发育，导致固井过程中水泥浆严重漏失。
- Mao east area frequently takes place sloughing hole, pipe-stuck, lost circulation in drilling operation. 鄚东地区钻井过程中经常发生垮塌、卡钻、井漏等复杂事故。
- Thixotropic cement is a kind of cement squeeze and a special cement system appl led to channeling Prevention and loss circulation control in oil-gas fields. 触变水泥是一种适用于油气井固井挤水泥、防止气窜和堵漏作业的特种水泥体系，对解决我国油气井固井作业中普遍存在的水泥浆上返和环空气窜等问题有较好的应用前景。
- Well Dina-11 was drilled in Kuche slag of Tarim Basin, and serious lost circulation took place between 5520 m to 5750 m. 迪那11井位于库车坳陷东秋立塔克构造东倾末端1号构造带上。
- According to the properties of lost circulation in the creviced formation, this paper presented a mathematical model of the lost circulation law. 本文根据地下裂缝的漏失特性,建立了地下裂缝漏失规律的数学模型,并导出了各种流体在裂缝中的流动规律。
- In Yanchang oilfield, serious lost circulation often occur during drilling in Panlong and Zichang areas, directly affect drilling rate. 延长油矿管理局在蟠龙、子长等主生产区经常遇到严重漏失井,直接影响了钻井速度。
- The residence and adaptability of the loss circulation agent and the reinforcement of interface cementing strength have been solved by the chemical loss circulation control and recondition technology. 套损井化学堵漏修复技术解决了化学堵剂的驻留性、界面胶结强度的强化和堵剂适应性问题。
- In the upper formations with high angle in east Sichuan high and steep structures, some complexities, such as hole deviation, well slough, lost circulation and sticking,etc. 川东高陡构造上部地层倾角大 ,在钻井中极易发生井斜、井塌、井漏、卡钻等复杂情况 ,且目的层靶区要求严格。
- The present method can be used to calculate the aerodynamic forces of a circulation control airfoil performing translating and pitching oscillation with moderating amplitude and frequency. 本文 的方法可以计算控制环量翼型以适当振幅和频率作平移和俯仰振荡时 的气动力。
- Inventory includes the binding and circulating control of the issues of a serial. 藏书包括系列出版物各期的装订和流通管理。
- This material can also be used in MTC technology, to convert the waste drilling fluid into cement slurry. For its feature of long thickening time in flowing and fast solidification in static, it can be used in lost circulation plugging and water plugging. 同时还可用于MTC技术和废弃钻井液的固化 ,由于流动时稠化时间长 ,静止时迅速凝固 ,因此 ,可用于堵漏和堵水 ;
- Lost circulation problems of long interval isolation have been solved by using the cement slurry to 4 Anpeng alkali wells in 2000, and cementing qualification rate of upper section and cementing quality excellent rate of alkali lay all reached 100%. 现场应用表明,漂珠低密度水泥浆有效地解决了安棚碱井易漏地层长封固段固井难题,确保了安棚碱井的固井质量。 2000年固井4井次,上部漂珠段固井1次合格率为100%25,碱层段固井优质率达到100%25。
- I lost control of myself and hit him. 我控制不住自己，打了他。
