Hole sloughing prevention and antileakage drilling technology in deep buried hill inside well drilling in Jizhong depression of Huabei Oilfield
冀中坳陷深潜山内幕井防漏、防塌钻井技术
In this paper,through the analysis of complex formation and leakage features of adjustment well in Zhongyuan Oilfield,the result shows that antileakage is key to drill successfully adjustment well.
中原油田地层情况复杂 ,漏失量大 ,通过对中原油田调整井地层复杂情况及漏失特点的分析 ,认为防漏是复杂区块调整井成功的关键 ,主要体现在防漏技术、配方、密度、流变性能、固控、起下钻措施等方面。
The results show that the slurry with good rheological property, low filtration, good stability, short transition period, high compressive strength, high impact work, high flexural strength and good effect of antileakage can satisfy the requirements of slim hole cementing.
结果表明,该水泥浆流变性好,滤失量控制良好,浆体稳定性好,稠化过渡时间短,早期抗压强度高,抗冲击功和抗折强度高,且具有很好的防漏效果,能够满足小井眼固井要求。
Cementing technology of using leak protection and water shutoff drilling fluid in LIN 4-36X Well
林4-36X井防漏防窜水泥浆固井技术
It is adopted to improve mud's leak protection that adding mekralon into mud in the leaking layer.
针对漏失地层固井,采用聚丙烯纤维加入水泥浆中改善水泥浆的防漏性能,增加水泥石韧性。
The leak protection and toughness-reinforcement cement slurry,in which chaotic short fibres-F27A are the core materials,was developed to prevent the slurry leaking in cementing operations and the cement mantle brittle rupturing,i.
为解决油田复杂地层固井时的水泥浆漏失低返以及射孔和后续增产措施造成的水泥环脆裂(即二次窜流)问题,研制开发了以混杂短纤维为核心材料(F27A)的防漏增韧水泥浆体系,并对其防漏性能、水泥石的各种力学性能(抗折强度、抗冲击功和弹性模量)及水泥浆体系的工程性能进行了研究。
The geologic conditions in Zhongyuan Oilfield are very complex, drilling accidents frequently occur, in which lost circulation accounts for the most harmful damage.
对QS-2、LFT-70、DF-1、QPL-Y的随钻防漏堵漏效果进行了室内实验,并分析了它们的作用机理,介绍了它们的工艺要求。
After drilling into the reservoir, blowout and lost circulation is likely to happen.
针对这一情况,制定出一套有效的防漏堵漏技术,并通过近平衡压力钻井,钻井液中增加酸溶性固相、使用低密度低固相完井液等保护措施,解决了玛扎塔格地区的钻井液难题,降低了钻井液成本,取得了良好的经济效益和社会效益。
Reservoir damage in Xiaoguai Oilfield is mainly caused by lost circulation because of large fractures in formation.
针对新疆小拐油田裂缝-孔隙型储层特点,开发研制了一种新型的兼具防漏堵漏及油层保护功能的JQD处理剂。
Deep fractured gas reservoir has the characteristics of abnormal high pressure and high production,and in the well drilling and completion process,blowout and leaky accidents often occur,so leakage proof and blocking are necessary.
深层裂缝性气藏具有异常高压、高产等特点,钻井完井过程中易出现又喷又漏等复杂事故,因此需做好"防漏为主、堵漏为辅"的防漏堵漏措施。
This article introduced the research and application of leak resistance and sealing technology while drilling at home and abroad,and conventional method of dealing with lost circulation.
文章介绍了目前国内外随钻防漏堵漏技术的研究与应用现状及常规处理井漏的方法,针对渗透性漏失及裂缝性漏失地层特点,首次提出了基于物理法随钻防漏堵漏技术。
Several new drilling fluids abroad focused on lost circulation control and plugging,hole stability and in 2004 also appeared.
2004年,国外出现的钻井液新技术还包括防漏堵漏技术、井壁稳定技术和环境保护方面的技术。
Using seamless and leakproof urethane frame for good vacuum seal.
防漏性佳:使用一体成型之防漏圈条,防漏性佳。
Research Progress on Lost Circulation Materials and Lost Circulation Control Technology
钻井液堵漏材料及防漏堵漏技术研究进展
Cementing technology of using leak protection and water shutoff drilling fluid in LIN 4-36X Well
林4-36X井防漏防窜水泥浆固井技术
a substance for packing a joint or coating a porous surface to make it impervious to gas or liquid.
用于包裹接缝或多孔表面以防漏气漏水的物质。
The Study on the Preventing and Plugging Flow Technology in Beisi District;
大庆油田北四地区钻井防漏及堵漏技术研究
The technology of leak resistance and sealing and the overview of a new device
防漏堵漏固井工艺技术及新型设备概述
It can prevent air leakage and oil leakage efficiently.
能有效的起到密封,防止漏油、漏气作用。
Vulnerability Attack and Defense and Vulnerability Database Design;
漏洞攻击防范技术与漏洞数据库设计
Are these batteries leak-proof?
这些电池能防止漏电吗?
Protecting Sol of Environmental Protection Engineering with New Anticorrosion and Anti-seep
新型抗腐蚀防渗漏环保工程防护溶胶
Study and Application of Lost Circulation Resistance and Control Technology during Drilling;
钻井工程中井漏预防与堵漏技术研究与应用
The leak detection and plugging Experience of cutoff wall in a dam
某水利枢纽防渗墙查漏及堵漏经验总结
Check each completed coding sheet for errors and omissions.
检查每张填好的编码页面,以防有错漏。
The primary function of sealing gasket is to prevent gas from leakage.
密封垫圈的主要作用是防止气体泄漏。
Test methods for leakage detection in pipeline coatings
管道防腐层检漏试验方法
We should take it in case of a flat tire.
我们应该带着它以防自行车漏气。
chlorine contain and absorb system
防氯泄漏及氯气中和系统
Radiation protection - Sealed radioactive sources Leakage test methods???
辐射防护--密封放射源泄漏检验方法
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