The knowledge of workover well control theory and operating skills of a staff is a strong guarantee, which premises a safe and smooth operation of well control.
修井员工的井控理论知识和操作技能是在安全、顺利的前提下进行井控操作的有力保证。
The paper analyses functions and characteristics of all kinds of workover rig, proposes out existing problems during well workover.
文中分析了各类型号修井机的功能和特点，提出了在修井过程中存在的问题；
In workover operations, well control is the key to ensuring the normal operation.
在修井作业中，井控是确保作业正常进行的关键。
Result of its application shows that through using this platform utilization rate of mobile well workover module is greatly increased, and cost of workover treatment is decreased.
现场应用表明，该平台大大提高了修井模块的利用率，降低了修井作业成本。
Application results indicate that the tool is safe, reliable and easy to operate and can effectively prolong well's life and reduce casing repair, casing patching or well workover in later stage.
现场应用效果表明，工具安全可靠、操作方便，能有效延长油井寿命，减少后期的修套、补套或修井工作。
The paper generally presents the features and study status, and the practical survey is been done. lt presents the development status of disc brake of workover rig as well.
综述了液压盘式刹车的特点和研究现状，对其在修井机中的应用作了探讨。
The course design for workover of sidetracking well is studied, including course target, azimuth, profile and well bore parameter calculation, thus providing reference to field operation.
针对侧斜井的特点，研究了侧斜修井的轨道设计技术，包括轨道靶区、方位、剖面设计和井身参数计算，为现场施工提供了依据。
Fishing technique in horizontal well has always been the tackling key problem for workover engineers and it is also the difficulty in workover job.
水平井打捞技术一直是修井工程师们努力攻关的方向，也是修井作业的难点。
Through site work and scientific experiment, we have gotten the main work parameters and technology methods and we have accumulated some work experience for the level well workover.
通过现场施工及科学试验，得到了水平井大修施工的主要施工参数和技术手段，为今后水平井大修积累了经验。
To solve the pollution problem of dropping crude during field workover operation, a type of blowout controlling unit was researched and manufactured without the prerequisite of well control.
为解决油田修井作业落地油污染问题，研制出一种在不压井的前提下进行作业的防喷作业机。
In workover operation, it was very difficult to carry out "Well control" owing to tubing string's being seriously corroded, bored and ruptured.
气井修井作业中，常常遇到油管柱断掉、穿孔、腐蚀等严重问题，使修井作业中“压井”非常困难。
Workover is a very important job to maintain normal productivity of oil and gas well from start-up to depleted period and increase EOR.
修井是维护油气井从投产之日起直至枯竭这段时期内的正常生产能力，并提高油气井的最终采收率的一项重要的工艺。
Well suspension during completion, workover & well maintenance;
在完井、修井和维修时提供良好的支撑平台；
Developing external markets in downhole service requires well workover operators' higher quality.
井下作业外部市场的开拓，对修井作业员工的素质提出了较高的要求。
In order to lessen harm to reservoir in well workover process, this article introduces the technology of shielding and temporary plugging on gas well.
为了减少修井过程中的储层损害，文章介绍了气井屏蔽暂堵工艺。
With the increasing demand of the lateral drilling and slim hole drilling, the coiled tubing (CT) operating technique will play a great role in horizontal well drilling, well workover and completion.
随着我国侧钻井和小井眼钻井需求的不断增加，连续油管作业技术在我国水平井钻井、修井及完井作业中将会发挥巨大作用。
During a well workover, the oily solid contaminant in the well field is composed of crude oil, waste water, surface soil and waste steel sludge spread on the well field.
在井下作业中，原油、废水与地表土壤及铺垫井场地面的废钢渣等相混合，形成了特殊的作业井场含油固体废物。为此，采用了两种处理方法对该类含油固体废物进行综合治理研究。
The research on expandable casing technology is a system engineering, which is involved with the fields, such as drilling, oil production, well completion and well workover, etc.
膨胀套管技术的研究是一项系统工程，它涉及石油钻井、采油、完井、修井等各个领域，以及材料学、力学等各个方面。
Because part of Wells are seriously corroded by H_2S and gas-field water containing sulfur, the cost of well workover increases steadily.
部分单井由于受h_2s和含硫气田水的严重腐蚀，修井费用日渐增加。
Because part of Wells are seriously corroded by H_2S and gas-field water containing sulfur, the cost of well workover increases steadily.
部分单井由于受h_2s和含硫气田水的严重腐蚀，修井费用日渐增加。
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