Long cementing section and low well temperature are main features of well-cementing of shallow gas zone.
水泥封固段长、井温低,是浅层气固井的主要特点。
It has proved that this novel system is of good effect for shallow gas zone in well-cementing and gas breakthrough has been effectively controlled.
现场初步试验证明,该套水泥浆体系对于浅层气固井具有较好的效果,有效地控制了气窜现象的发生。
Halliburton Co. handled the rig's cementing work, a key component in stabilizing a well when exploration drilling is finished but production hasn't started.
Halliburton Co .负责了钻井平台的固井工作,当勘探性开采完成而生产还没有开始的时候,固井是稳定油井的一个关键步骤。
With the centralisers, an earlier decision—to run only one pipe down the well, making it easier for gas and oil to get up—had been taken with the proviso that extra care would be needed in cementing.
在有关粘合问题上的一项早期的决定——油井下只有一根管道,使得天然气和石油抽上变得更容易——附有条件是粘合的时候需要额外小心。
As previous analyses of the accident, including BP's own, have shown, the flawed cementing that let oil into the bottom of the supposedly sealed well was not the only issue.
正如之前对于事故的分析(包括BP自己的)所指出的,有问题的水泥灌浆作业致使石油进入到了本应密封的油井的底部,但这并不是全部的原因。
The RWD is an effective means to solve sticking in complex deep wells, apply the un-conventional well profile and improve cementing quality.
RWD随钻扩眼是解决复杂深井阻卡、非常规井身结构应用和提高固井质量的有效手段。
In the late period of oil field development, with the increasing of well pattern and water cut, the factors which affect the cementing quality in adjustment Wells are more complicated than before.
油田进入开发后期,随着井网加密和含水上升,影响调整井固井质量的因素也越来越复杂。
How to improve cement slurry displacement efficiency and cementing quality are cementing successful key of the well.
如何提高水泥浆顶替效率及固井质量是该井固井成功的关健。
Special well drilling, production well life and the long-term benefit of oilfield exploration and development are directly influenced by the quality of well cementing.
固井质量问题在石油勘探开发中备受关注,对特殊工艺井钻井、油水井开采寿命和勘探开发效益有直接的影响。
The research cutting window sidetrack drilling cementing quality has important significance for improving oil development result, extending the production life of oil well and reducing the cost.
研究开窗侧钻井固井质量,对提高油气开发效果、延长油井的使用寿命、降低成本,具有重要意义。
Antileakage cement slurry technology for adjustment well can improve rheological and cementing performance by using additives.
调整井防漏水泥浆技术,从减阻入手,利用外加剂改善水泥浆的流变性能和封固性能。
The application of well cementing technical get the equal index with regeneration well on cement quality.
侧斜井固井工艺技术应用使侧斜井固井质量达到了与更新井相同指标。
The technologies could ensure the well bottom pressure keeping balanced during waiting on cement and cementing safety.
该技术能保证固井候凝过程中井底压力平衡,施工安全。
In well drilling and completion, cementing the process does not overflow occurs (at) or well leakage accidents, and realize safe, rapid and low cost of drilling.
使之在钻井、完井、固井过程中不发生溢流(井喷)或井漏事故,从而实现安全,快速,低成本钻进。
In this review article the most important task in the researches on cementing is discussed in the light of the newest achievements in oil well drilling.
本文基于钻井工程技术的最新成就,讨论固井研究的主攻方向,论证固井中必须重视保护产能问题。
The factors affecting the adjustment well cementing quality in Daqing Oilfield are analyzed and the corresponding technical measure is given.
分析了大庆油田调整井固井质量的影响因素,并给出了相应的技术措施。
How to improve the quality of slim hole cementing is a difficult problem of perplexing well drilling.
如何提高小井眼固井质量是困扰钻井行业多年的老问题。
Floating displacement cementing technology and flush joint casing technology are the first application in sidetracking well of Dagang Oilfield.
漂浮顶替固井工艺、无接箍套管工艺技术是首次应用在大港油田侧钻井上。
This paper introduces a new cementing tool named circulating blind pipe, and it's mechanical structure, operation principle and successful applications while cementing a liner in a lost well.
详细介绍了一种新型固井用井下工具——可循环盲板的结构、工作原理及其在漏失井筛管固井中的成功应用。
Cement sheath are the main composites for cementing well and isolating the pay zone together with casing pipes.
水泥石是构成井下水泥环的主要材料,它和套管共同起到层间封隔的作用。
The reasonable well cementing quality standards should be taken the lowest pack quality of lightweight cement as the basis.
对低密度水泥固井应以保证水泥石的最低封隔质量为依据确定合理的低密度水泥固井质量标准。
This paper discussed the action mechanism of the oil well cementing fluid loss additives, especially the action mechanism of the polymer fluid loss additives in detail.
本文探讨了油井水泥降失水剂的作用机理,尤其对聚合物降失水剂作用机理作了比较详细的探讨。
The slurries are injected into well before running in casings with closed bottom end and then running casing make the slurry be squeezed into annulus to improve cementing bonding in small annulus.
若将水泥浆先注入井中,再将下端封闭的套管下入井内,把水泥浆挤入环形空间,就能保证环空有饱满的水泥浆。
The low-density cement slurry is usually required in the common cementing operation in low-pressure leakage well.
在常规低压易漏井固井作业中,通常要求使用低密度水泥浆。
The paper introduces the field performance of a new kind of oil well cement retarder QR-300C, and its application in production string cementing on three deep exploratory Wells at Tuha oil field.
介绍了一种新型油井水泥缓凝剂QR- 300c的应用性能和在吐哈地区3口深探井油层套管固井中的应用情况。
The short liner cementing technique can successfully solve some difficult technical problems, such as casing collapse, loss circulation during ultra deep exploratory well drilling operations.
超深探井在钻进过程中出现套管挤毁、井漏而常规封堵无效等复杂问题,影响了下一步正常钻进,短回接尾管固井技术能很好地解决该技术难题。
Foam cementing is commonly used for cementing in a shale gas well, while perforation after casing set is often for well completion.
页岩气固井主要采用泡沫水泥固井技术,完井方式以套管固井后射孔完井为主。
The article analyses the main technical difficulty in cementing small hole well and proposes the acupuncture treatments.
分析了中原油田开窗侧钻小井眼固井技术的难点,并针对性地提出了解决小井眼固井的技术措施。
The article analyses the main technical difficulty in cementing small hole well and proposes the acupuncture treatments.
分析了中原油田开窗侧钻小井眼固井技术的难点,并针对性地提出了解决小井眼固井的技术措施。
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