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- DMZ low density solid free drilling fluid is mainly comprised of water, high molecular polymer and natural high molecular compound. 无固相聚合物钻井液是一种抑制性、防塌性能力强的钻井液体系。
- The magnetic resonance of triplet excitons in solid free radicals has been studied in both zero magnetic field and a high magnetic field. 我们观察磁流体经过外加平行磁场时的光学双折射及二色性的效应。
- And this is helpful for the unity of well completion fluid with drilling fluid to prevent well slough and protect gas zone.In deep gas wells without interm... 对该区不下技术套管的天然气探井用一种钻井液体系,进行不同的处理,可以达到提高钻速、防止井塌和保护气层三大目的。
- Through laboratory tests and field application,the results show the new temporary plugging completion fluid can meet the needs of reservoir protection in Yaha Oilfield. 室内研究和现场应用表明,该套屏蔽暂堵完井液技术能够适应牙哈地区油气层保护的要求。
- Li Xiang, Li Dichen, Wang Lin, Wang Zhen, Lu Bingheng. Design and Fabrication of CAP Scaffolds by Indirect Solid Free Form Fabrication. Rapid Prototyping Journal. Accepted. 李祥;李涤尘;张彦东;卢秉恒.;骨组织微结构观察分析及仿生支架立体光固化间接制造
- J.G.Conley, H.L.Marcus, “Rapid Prototyping and Solid Free Form Fabrication,” Journal of Manufacturing Science and Engineering, vol. 119, pp.811-816, 1997. 陈建男;“动态光罩在快速成形上的应用;”国立成功大学机械工程研究所;硕士论文(2007).
- The damage mechanism is that the reservoir po re passages were plugged by the salt crystals formed from the high salinity bri ne drilling completion fluid in the process of back flowing displacement with dry gas. 分析研究其损害机理 ,主要原因是在干气返排驱替过程中 ,高矿化度盐水钻井完井液滤液中的盐组分会形成盐结晶堵塞储层孔道。
- Keywords low density;solid free;drilling fluid;wire line coring; 关键词低密度;无固相;钻井液;绳索取心;
- According to the reservoir features and the requirements of protecting reservoir,a modified drilling and completion fluid system with ultrahigh density is chosen,in which oil soluble and acid soluble temprary plugging agents are the major additives. 根据储层特征及保护油气层要求,选用以油溶性和酸溶性暂堵剂为主处理剂的超高密度改性钻井完井液体系。
- To deal with the problem of reservoir damage during drilling operation, well completion fluid system containing sealing agent DCL-1 and plugging agent YD-1 was applied in Zhao-44 well. 针对赵46井裂缝性砾岩储层的特点,采用了以单向压力封闭剂DCL-1和低荧光油溶性暂堵剂YD-1为主处理剂的钻开油层完井液体系。
- The technical difficulties of Guan50 9KH sidetracking horizontal slimhole completion is analyzed.The optimum designs in completion style,completion tools and completion fluid are also studied. 分析了官50-9KH套管开窗侧钻小眼水平井完井的技术难点,提出从完井方式、完井工具及完井液三个方面进行完井优化设计。
- The couple corrosion of the two metal materials in a completion fluid,a mixed salt water of salinity up to 300 g/L,are investigated experimentally and the proper inhibitor is selected. 实验研究了两种钢材在完井液(盐含量高达30%25的溶液)中的电偶腐蚀并筛选了缓蚀剂。
- Reading occupies most of my free time. 阅读占去了我大部分的闲暇时间。
- Analysis result of indoor and field drilling fluid shows that MMH drilling fluid and completion fluids have good protecting result to fractured carbonate rock reservoir. 室内及现场实际井浆的分析结果表明,该配方对裂缝性碳酸盐岩储层具有良好的保护效果。
- This paper presents types of polymer additives for drilling and completion fluids abroad and their functions. 本文介绍了国外目前用于钻井液和完井液的聚合物添加剂的类型及作用。
- A dynamic method is used to study PRD drill-in fluid and the formation time of filter cake on the core and flushing resistance of the filter cake to completion fluids. 室内采用动态方法研究了PRD钻开液与在岩心端面上的滤饼形成时间及该滤饼耐各完井工作液的冲刷性;
- However, on one hand she is affected by her personality and can't really be " free from philistinism " , the objective environment does not allow her either free completely on the other hand. 但是,一方面受其性格本身的影响不能真正“脱俗”,另一方面客观环境也不允许她能够彻底自由。
- Completion fluids are typically brines (chlorides, bromides and formates), but in theory could be any nondamaging fluid of proper density and flow characteristics. 完井液典型的是盐水(氯化物、溴化物和甲酸盐类),但是从理论上讲,可能是任何合适密度和良好流动性能的无损害流体。
- The crew remained free from scurvy. 那些船员仍然没有患坏血病之虞。
- The formula, properties and applications of cyclable foam drilling &completion fluids in underbalanced drilling in Luo 151 11 Well are introduced. 介绍了可循环泡沫钻井完井液的配方、性能及在罗151-11井欠平衡压力钻井中的应用情况。