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- Study of formation damage mechanism caused by organic deposition. 有机垢对地层损害机理研究。
- Mechanism analysis on the formation damage by retention of particles suspended in injection water. 注入水中固相颗粒损害地层机理分析。
- However, it is essential to prevent formation damage in the reinjectionof produced water. 但在回注油井产出水时,防止地层损害是必需的。
- The main factors of formation damage during the steam flooding are particle migration and swell of smectite. 微粒运移和蒙脱石的膨胀为蒸汽驱过程中储层伤害的主要原因。
- The formation damage during drilling are recognized as 2 types: mud solid particles plug and mud filtrate invasion. 钻井过程中的油层污染可分为泥浆固相颗粒侵入和滤液侵入2种类型。
- Underbalanced drilling technology can increase ROP and decrease formation damage,so it is increasingly used worldwide. 欠平衡钻井技术可以降低地层损害、提高机械钻速,所以在世界范围内被逐渐采用。
- In general,the larger the amount of scale is or the lower the permeability is,the severer the formation damage is. 一般结垢量越大,油层渗透性越差,结垢对油层的伤害越严重。
- This system satisfies for the deep acidizing and reacidizing and reduces the second formation damage. 该体系既满足了深度酸化和重复酸化工作液要求,又能降低地层二次损害。
- Separate implementation of sand control,water plugging and injectivity profile control had brought formation damage. 稠油油藏在开发过程中常遇到出砂、出水的问题,开采时分别进行防砂、堵水、调剖3种措施给地层带来了伤害。
- Enzymes have been applied to releasing formation damage, acidizing fluid, sand controlling and water-shutoff. ?可用于解除地层堵塞、酸化、防砂、堵水等。
- A discussion on some significant ideas in the project "to Protect oil and gas reservoir from formation damage" is presented in this paper. 本文对“保护油气层防止地层损害”这一课题中的若干重要概念进行了探讨。
- Through analyzing the characteristic of reservoir bed, formation geologic feature, and potential formation damage factor, the opti... 优选适合勘探开发蓬莱镇组气藏的钻井完井液类型,维护处理技术。
- It shows that sonic wavecan remove the solid blocking caused by formation damage, relieve Jamin effect and improve porous boundary layer. 研究表明:声场对解除油层伤害造成的固体堵塞、消除贾敏效应及改善孔隙附面层均有一定作用。
- The "Ideal Packing Theory" is used to optimize temporary plugging project of drilling fluid for formation damage control. 采用一种理想充填新方法,对保护储层的钻井液暂堵方案进行了优化设计。
- It will cause serious formation damage while water intrude into the gas reservoir during drilling, completion and development. 在钻井完井及开发过程中,工作液及边底水侵入致密砂岩气藏会导致严重的储层损害。
- Little experience on the formation damage caused by the produced-water reinjection in domestic offshore oilfields was accumulated. 国内海上油田回注产出水的工作起步较完,对产出水造成的地层伤害及补救措施经验不足。
- The extent of formation damage caused by mud particles and fluid loss during sequential filtration process have been evaluated by sectional damage ratio ( SDR ). 泥浆固相颗粒和滤液引起的储层伤害程度是借助于岩心各段伤害率(SDR值)进行评价的。
- On the basis of analyzing the petrologic characteristics of Triassic reservoir in jilake area,Talim u basin,the potential factors of formation damage are discussed. 本文在分析塔里木盆地吉拉吉地区三叠系储层岩石学特征的基础上,探讨了潜在的地层损害因素。
- The factors involved in water corrosivity and in formation damage by flooding waters are investigated experimentally and the relevant norms for the SW and the PW as reservoi. 实验考察了与注入水腐蚀性、地层伤害性有关的诸因素,推荐了清水和污水水质控制指标。
- Formation damage mechanism of buried-hill reservoir may differ seriously from the overlying sandstone reservoir because of the different reservoir characteristics. 潜山储层和上覆沉积层砂岩储层特性明显不同,因此其损害机理有较大差异。