sand production

Effect of temperature change on formation stability and sand production

变温对地层结构稳定性和出砂的影响

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Screw pumps can be effectively used for oil withdrawal on viscous oil wells, sand wells, low production wells and those late in water-drive course.

螺杆泵能用于游梁式机泵和电潜果无法拍采的稠油并、含砂油并和低产油井及中后期水驱油田的采油作业。

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Hence, it allow an appropriate amount of sand production during recovery of unconsolidated sandstone gas reservoirs.

疏松砂岩气藏在开采过程中容易出砂,采取完全防砂的方式进行开采, 既增加了气井的成本,又降低了气藏的开发速度.

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The physical simulation experiments of natural gas hydrate ( NGH) production by depressurizing in sand-packed porous media were carried out using a new type of apparatus self-designed.

使用自制的一维天然气水合物开采模拟实验装置，对天然气水合物降压开采进行了物理模拟实验研究，考察了降压幅度、降压速度对开采效果的影响。

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Factory use of Casting and Sand Casting Process, production of different grades of casting material.

本厂采用熔模精密铸造和砂型铸造工艺, 生产各类不同材质牌号的铸件.

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Taoli sand production sales chemical ( except Dangerous Goods ) steel.

陶粒砂生产销售化工 ( 危险品 ) 材.

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Prediction to sand production in formation by artifical neural network technology stratum

应用人工神经网络技术预测地层出砂

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Sand production is one of the most serious problems encountered in the petroleum industry.

油井出砂是石油开采中最为常见的问题，是石油行业中最严重的问题之一。

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Analyzing the reason and apprehending the mechanism of sand production are the critical technique for sand prevention.

防砂工艺技术的关键在于正确分析油层出砂的原因，并判断油层出砂机制。

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Pinghu field , sand production from gas reservoir is mainly caused by shear strains around gas wells.

东海平湖油气田气藏出砂主要是由于井筒附近气藏储层岩石的剪切破坏所引起的.

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Formation damages resulted from large test pressure difference include particles migration, formation sand production, retrograde condensation and early water production, and so on.

测试生产压差过大产生的危害包括微粒运移、地层出砂、反凝析、早期出水等。

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According to Shu3 reservoir geology and sanding status, we decide to treat oil well sand production by deep sand control process.

根据曙三区油藏地质特征和出砂状况，确定在该区块应用深部防砂工艺治理油井出砂。

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Sand production monitoring techniques of oil and gas wells

油气井测试出砂监测技术

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Sand production of oil well and gas well is an important problem encountered during oil production.

油气井出砂是石油开采遇到的重要问题之一.

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The result is correlated with measured sand production ratio with average error less than 0.0052%.

以盘二油田为例，进行了出砂预测，与实测含砂比相比，平均误差小于0.0052%。

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Purpose To control serious sand production during steam injection development of shallow heavy oil.

目的合理控制浅层稠油注蒸汽开发中严重出砂问题.

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CYBS series anti sand travelling barrel rod pumps have the functions of sand prevention, stuck freeing and extending the production period.

在百色油田不同断块的两口油井中，采用CYBS系列动筒式防砂卡抽油泵进行了携砂、防砂卡和延长有效生产周期的生产试验。

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Mechanism study on sand production of fracturing gas well

压裂气井出砂机理研究

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Sand production in reservoir is one of common problems during the process of sandstone reservoir exploitation.

油层出砂是砂岩油藏开采过程中常见的问题之一.

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At present, green sand foundry is the primary method of casting production, so it is significant for improving casting quality and social productivity of labor to study fast testing system of green sand quality parameter.

当前，铸造生产中仍以普通砂型铸造为主，因此，研究湿型砂质量参数快速测试系统对于提高铸件质量和劳动生产率具有非常重要的现实意义。

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Establishing elementary differential eguation with considering viscosity infection, through the medium with finite difference decompounding to analyse the effect of high-viscosity oil's viscosity to sand production in oil well.

建立考虑粘度影响后的基本微分方程，通过有限差分分解来分析稠油粘度对油井出砂的影响。

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Two practical problems in the petroleum exploitation about casing collapse and sand production are taken as examples to make some explication.

就该理论在石油开发领域注水引致的套管损坏及产层出砂问题的具体应用进行了简单的讨论。

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On the basis of analyses of sand production cause and packing limitations, the paper discussed the sand controlling mechanism, technical design and field operations as well as the sand controlling results.

本文在分析油井出砂原因及砾石充填防砂工艺局限性的基础上，对压裂&充填综合防砂技术的技术实质、减缓出砂的原因、工艺步骤以及实施效果等进行了研究与分析。

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Using weighted method to judge sand production of formations and select well completion method

利用加权法来判断地层出砂选择完井方法

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Technical Transformation on the 10 t/ h's Furan Bonded Sand Production Line

10t/h呋喃树脂砂生产线技术改造

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