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- flexible water shutoff agent 柔性堵剂
- Water shutoff agent DSZ-A is composed of inorganic particle.Its specialities are low cost,easily flow,high strength and long valid period. 是一种无机颗粒油井堵水剂，具有成本低、可泵性好、封堵强度高、有效期长的特点。
- Water shutoff agent can block up the high permeability formations when the breakthrough pressure of the agent is bigger than the pr... 应用突破压力法,不仅可以确定堵剂在地层中应放置的位置,还可以正确组合堵剂并计算堵剂的用量。
- Abstract： Water shutoff agent DSZ-A is composed of inorganic particle.Its specialities are low cost,easily flow,high strength and long valid period. 摘 要： DSZ-A是一种无机颗粒油井堵水剂，具有成本低、可泵性好、封堵强度高、有效期长的特点。
- Breakthrough pressure method was presented in order to accurately determine the plugging position of water shutoff agent in oil reservoir. 为了能更准确地预测堵剂在油藏中的封堵位置,提出了堵剂突破压力法。
- A swellable polymer water shutoff agent was prepared with acrylic acid,acrylamide,organic crosslinker (MBAM)and functional ion monomer(D/S)as main materials. 针对高温高盐大孔道地层,以丙烯酸、丙烯酰胺、有机交联剂MBAM和功能性离子单体D/S为主要原料,制备了吸水膨胀型堵水剂。
- The results of plugging test showed that water shutoff agent HY had good plugging efficiency for different permeability core,plugging rate was more than 99.90%,and the core break- through pressure grade was higher than 18.0 MPa. 聚合物堵水剂HY的封堵试验结果表明;堵水剂HY对不同渗透率的岩芯均具有很好的封堵效果;封堵率大于99.;90%25;突破压力梯度大于18
- Surfactants used in oil production include oil displacement agent,water shutoff agent,additives used in acidizing and fracturing,viscosity reducer by emulsification deplugging agent etc. 在采油中,表面活性剂用作驱油剂、培水剂、酸化添加剂、压裂添加剂、防蜡剂、乳化降粘剂、解堵剂等;
- HT fractured reservoir high-temperature water shutoff agent has been developed by using secondary crosslinked gel in accordance with problems of high permeability and high leakage. 针对高温裂缝性油藏堵水中存在的高渗透和高滤失问题,采用二次交联凝胶技术,研制了HT裂缝性油藏高温堵剂。
- Newly developed water shutoff agents are colloidal dispersant gel (CDG),new precipitation-type and complex type. 新发展的堵水剂有胶体分散体冻胶、新型沉淀型和复合型等。
- profile modifying water shutoff agent 词剖堵水剂
- A study on the optimum injection time of water shutoff agents 油田堵剂最佳注入时间的研究
- Determination of the plugging position of water shutoff agent by breakthrough pressure method 用突破压力法确定堵剂在油藏中的封堵位置
- Development of a New Water Shutoff Agent in Low Permeability Fractured Reservoir 新型裂缝性低渗透油藏堵水剂的研制
- Keywords water shutoff agent;gel breaker;chelation;delay;crosslinking;core test; 堵水剂;破胶剂;螯合;延迟;交联;
- Keywords Renqiu oilfield carbonate reservoir formation plugging water shutoff agent research application; 任丘油田;碳酸盐岩油气藏;地层封堵;堵水剂;研究;应用;
- Flexible water string is generally applied to the structure with requirement of vibration or water proof in the position, through which tube goes. 柔性防水套管一般适用于管道穿过墙壁之处受有振动或有严密防水要求的构筑物。
- Keywords well plugging;chemical water plugging;water shutoff agent;sodium acrylate;acrylamide;crosslinker;synthetic resin;injectivity; 井封堵;化学堵水;堵水剂;丙烯酸钠;丙烯酸胺;交联剂;合成树脂;吸水能力;
- Based on the MVC mode,a flexible water quality system was developed,which offer a new way to realize forecast process of dynamical water quality. 并在此思想基础上探讨了利用该方法实现可灵活配置的水质模型系统,为实现动态的水质预测过程提供了一种新途径。
- There should be sewers nearby the flexible water pipe and the sinks in the main kitchen on basement 3 east wing to drain the seepage. 东座-3层主厨房伸缩水管旁没有排水沟，会导致地面上积水无法排出。主厨房洗手盆处应设计排水沟，以便于地面上积水的排出
