This paper reveals some fuzzy phenomenon in sand control.
本文揭示了型砂控制中的模糊现象。
According to this problem, we developed LH net resin covered sand for multi layers sand control.
为此开发了适合于多层防砂的LH网络树脂覆膜砂。
Series Sand control Pump have been developed to meet the requirement to solve the above problems.
为解决这些问题，我公司研制开发了多种适用于含砂井的特种抽油泵。
Knowledge database is built which contains the adaptability conditions of all sand control methods.
建立了防砂方法适应条件知识库和技术评价综合模糊评价模型。
It provided the optimum design parameters for gravel packing sand control design in horizontal well.
为水平井砾石充填防砂设计提供了优化设计参数。
In the light of this problem, we developed KV-3 net resin covered sand for multi - layers sand control.
针对这一问题，开发了适合于多层防砂的KV-3型可以延时固化的网络树脂覆膜砂。
With prolonged production period, the problems like failure of sand control and casting leap were arisen.
但随着开采时间的延长，陆续出现了防砂失效、套管错断等问题。
Fracturing sand control is a new technology, which has the double effects of sand control and stimulation.
压裂防砂技术是一项新技术，具有防砂和增产的双重作用。
According to shortfall and no shortfall oil or water well, methods of sand control were applied respectively.
针对有亏空和没有亏空两种情况的油水井，分别采用不同的防砂方法。
It was described to confirm the mechanism of slotted screen liner sand control and its screen fractured width.
描述了割缝筛管防砂机理及割缝筛管筛缝宽度的确定方法，研究了割缝筛管与地层充填砂的配伍性。
It can greatly improve the sand control effects of the sand control screen, so it has a very good application future.
该工具能大大提高滤砂管防砂效果，具有较好的使用前景。
While, tech of sand control and unloading flow with pump applied in exploration work, a proper effect has been gained.
该区勘探过程中，采取防砂工艺、泵抽排液工艺等技术，取得了很好的效果。
Sand control technology may be determined according to the classified log sedimentary facies and has got initial results.
根据测井划分的沉积相确定防砂工艺，也取得了初步成果。
The technology of slotted screen liner sand control used in percolation ability formation and its field test was introduced.
介绍了适用于不同渗流能力的地层的割缝筛管防砂工艺及现场应用情况。
The paper presents laboratory research on the physical simulation and numerical simulation of the gravel packing sand control in the horizontal well.
介绍了水平井砾石充填防砂物理模拟和数值模拟的实验研究。
CYBS series anti sand travelling barrel rod pumps were used on 4 Wells in Wennan Oilfield to test their performance of sand control and slush pumping.
采用CYBS系列动筒式防砂卡抽油泵，在文南油田不同井况的4口井中进行了防砂卡抽泥浆工艺的生产试验。
This paper introduces the advantages and disadvantages of using expanding screen, the structure of expanding screen and the mechanisms of sand control.
介绍了膨胀筛管的结构、防砂机理和采用膨胀管防砂完井的优缺点。
Introduced concept and principle of heavy oil finite sand control technique, and also design principle of slotting screen pipe parameters were introduced.
介绍了稠油有限防砂技术的概念和原理及割缝筛管参数的设计原则，并对现场应用效果进行了分析。
The incorporate technology can settle sand control, water plugging and injectivity profile control in one time and reduce formation damage and operating cost.
一次性实现防砂、堵水、调剖的工艺技术，可节约费用，减少对地层的伤害。
This paper describes a creative research and practice of a new technique-complex perforation and sand control on solving sand production problem in the oilfield.
本文创造性地研究并实践了一种解决油田生产出砂问题的新技术，即复合射孔防砂技术。
This paper introduces the laboratory evaluation results, sand control mechanism and field matched technologies of low temperature filling sand control technique.
介绍了低温充填防砂技术室内评价、防砂机理及现场工艺配套技术。
The period of validity of one-off high pressure pack mechanical sand control technology has been extended. The success ratio of one-off sand control has been improved.
通过改进，克服了原来一次性高压充填机械防砂技术有效期短的缺点，有效提高了一次性防砂成功率。
It was described roundly the structure of the expanding screen the mechanisms of sand control and the advantages and disadvantages of using this technology in the paper.
文章详细地介绍了膨胀筛管的基本结构、防砂机理及该项技术的优缺点。
Its sand control effect is much better when high pressure filling is made along with sand control materials, hence increasing oil productivity and reducing recovery cost.
配合防砂材料进行高压填充，防砂效果更为明显，因此，提高了油井产量，降低了采油成本。
Frac and pack technology is both a effective stimulation and sand control treatment, and a new completion method in unstable crumbly formation and high permeability reservoir.
压裂充填工艺是中高渗透油气层和不稳定松软地层的有效增产、防砂措施，又是一种新的完井方法。
Based on the status quo of the sanded land in Liaoning Province, on the foundation of summarizing the experience of sand control, the control countermeasures were put forward.
根据辽宁省沙化土地现状，在总结防沙治沙经验的基础上，提出沙化土地治理对策。
Through the specific wells BJ company did in Shengli Oilfield, this paper indicates the advantage and disadvantage of this technique, evaluate this new sand control technique.
最后以美国BJ公司在胜利油田实际施工的总体效果和单井实例，具体说明了该工艺的优势和推广价值。
The critical flow velocity of reservoir, sand production rate of oil well and sand control rate of sand retention layer are the key of the technology that is successfully used.
具体储层的临界流速，油井出砂率，挡砂层的挡砂率是该技术的成功核心。
The critical flow velocity of reservoir, sand production rate of oil well and sand control rate of sand retention layer are the key of the technology that is successfully used.
具体储层的临界流速，油井出砂率，挡砂层的挡砂率是该技术的成功核心。
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