Temporary plugging technology is one of the valid methods of reservoir protection during the workover job.
暂堵技术是在修井作业过程中保护油气层的一种有效方法。
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。
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。
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；
A hoisting drum is used in the drawworks of a drilling or workover rig.
在钻机或修井作业机的绞车中使用提升滚筒。
The workover rig should not be matched under lockup conditions of the converter.
修井机在额定负荷时，不应匹配在变矩器闭锁工况。
Workover machine rig is very important equipment in workover process of petroleum engineering.
在石油工程修井过程中，修井机是非常重要的作业机械。
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。
The system design and technical parameters of model XZC35 25 workover cementing truck are introduced.
介绍了XZC35 -25型修井注灰车的设计方案、技术参数和主要系统设计。
Therefore, the testing equipment is not suitable for general use of drilling and workover operations.
因此这些检测设备并不适合于一般的钻井以及修井作业使用。
The utility model can be applied to operations of major repair and minor repair in various workover of the oil field.
本实用新型可广泛应用于油田各种修井中的大修、小修作业。
Power-recovering hydraulic workover rig is an energy-saving machine, and the working theory of this rig was introduced.
功率回收型液压修井机是一种节能机械，介绍了功率回收型液压修井机的工作原理。
Course of matching and method of evaluation are introduced. Finally basing on 650 workover rig, the software is tested.
介绍了匹配计算的过程和评价方法，并以650型修井机为例进行了验证。
Casing impairment leads to loss of pressure integrity, pinching of production tubing, even an inability to lower workover tools.
套管损坏会导致压力完整性破坏、生产油管磨损，甚至无法下入修井工具。
Most of the homemade ocean workover RIGS are designed by the traditional method at present, therefore they are fairly large and heavy.
而目前国产海洋修井机井架的设计大都采用传统的设计方法，从而造成海洋修井机井架尺寸和质量均偏大。
To solve permeable loss problem in Bohai Gulf oilfield, a new oil-soluble temporary plugging agent DFA for workover fluid was worked out.
为解决渤海湾海上油田渗透性漏失“能堵不能解”的技术难题，研制出新型油溶性暂堵剂DFA。
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。
In the light of the status of energy waste of conventional workover rigs, Model XXJ300/500 hydraulic energy-storing workover rig is developed.
针对现有常规修井机存在的能量浪费现象，研制成节能型XXJ300／500液压蓄能修井机。
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。
Considering the problem existing in the back-off and milling operations of current small-scale workover, a hydraulic rotary table was developed.
针对目前小修井作业在倒扣、磨铣等作业中存在的问题，研制了适合于小修井作业的液压转盘。
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。
Net depletion is the ultimate decline curve even after conducting more development drilling, workover and other expenditures to increase production.
净枯竭是指进行更多开发钻井、修井和其他支出以提高产量后的最终递减曲线。
The mechanical sand-bailing technology makes sand-washing operation more efficient. It can remove sand pinnacle completely and raise workover benefit.
为了解决上述问题，采用机械捞砂工艺技术，可以达到完全清出井内砂柱以及提高修井施工效益的目的。
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。
Now, workover blowout risk evaluation contains a lot of subjective factor, it could not objectively reflect the influence of Geology factor to blowout.
目前井喷风险评价因素中主观因素较多，不能客观的反应地质因素对井喷的影响。
Expandable Tubular technology is one core technology in petroleum industry in 21st century, which is used in drilling, completion, recovery and workover.
可在钻井、完井、采油、修井等方面进行有效应用的可膨胀管技术，被认为是2 1世纪石油钻采行业最有前景的技术之一。
In accordance with the current situation of increasing number of casing failure Wells in Liaohe oil province, study on casing patch workover is carried out.
针对辽河油区目前套管损坏井不断增多的现状，开展了套管补贴大修技术研究。
On the base of that, the matching construction of the ocean workover rig for side tracking was discussed. This provided a new way for the slim hole drilling.
在此基础上，针对一种具体的钻井工艺完成了海洋修井机用于开窗侧钻作业的配套方案研究，为海洋小井眼开窗侧钻作业提供了一种新的途径。
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 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。
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