acidizing fluid

an improvement on the method for forecasting the effective action distance of acidizing fluid

对酸液有效作用距离预测方法的改进

so each perforated interval can contact with the fresh acidizing fluid with original concentration by use of such a method, thus solving the problem of partial intervals ′ being difficult to contact with the fresh acid because of the long horizontal interval.

采用这种方法，可以让每个射孔段都能接触到地面原始浓度的鲜酸，解决了由于水平井段长，部分射孔段难以接触到鲜酸的难题。

the production of acid-rock reaction has much secondary precipitation, but which can use chemistry, suitable acidizing fluid type and concentration, correct acidizing treatment technology to control the quantity, so reduce the damage of precipitation to formation.

虽然酸岩反应二次沉淀较多，但可以综合运用化学控制法、合适的酸液类型及浓度控制法、正确酸化工艺控制法减少沉淀的产生，降低对储层的伤害。

Thin section analysis is conducive to designing a suitable acidizing fluid formulation which possesses high erosion efficiency and can cause the pore framework water to be destroyed;

根据薄片分析有助于设计溶蚀率高、而孔隙骨架水遭到破坏的合适的酸化液配方。

Performance properties and field testing of formaldehyde/ ammonium fluoride/ salts of carboxylic acids acidizing fluid

甲醛／氟化铵／有机羧酸盐酸化液的性能研究与现场试验

filtrateloss parameter of acidizing fluid is one of the key parameters to determine fracture geometry and the time of closed fracture in fracturing and acidizing design.

酸液向地层的滤失参数，是压裂酸化设计时确定裂缝几何尺寸及裂缝闭合时间最关键的参数之一。

treatment method of experimental data of acidizing fluid filtration

酸液滤失实验数据处理方法的几点认识

development of additives for hcm acidizing fluid

HCM酸液添加剂的研制

sensitivity appraisal of acidizing fluid with gray association analysis

用灰色关联法进行酸液敏感性评价

a study on fluosilicic/ hydrochloric mixed acidizing fluid for removing indepth clay damage in sandstone reservoirs

用于解除储层深部粘土堵塞的氟硅酸/盐酸体系研究

for the use of filtration control acid, this problem on acidizing fluid filtration is solved.

滤失控制酸的成功应用，有效地解决了长期困扰酸液滤失的问题。

acidizing fluid performance analyzing by the concentration of ions in spent acid

通过残酸离子浓度测定评价酸液性能

performance evaluation of the acidizing fluid system is done.

并对酸液体系作了性能评价。

Compounded Additive for Acidizing Fluid;

复配型酸化液添加剂；

function of acetic acid in acidizing working fluid

乙酸在酸化工作液中的作用

acid and frac treatment is one important measure for hydrocarbon reservoir to increase production, the performance of acid and frac working liquid and acidizing fluid additive directly affect the effect of acid and frac treatment, especially for deep wells with high temperature and low permeability.

酸压是油气藏重要的增产措施之一，酸压工作液及酸液添加剂的性能直接影响酸化效果，对低渗透、高温深井尤为突出。

acidizing fluid system is the best important material in acid fracturing. it is the key to research acidizing fluid system adapting to high-temperature and deep reservoir in order to guarantee the success of acid fracturing.

酸液体系是酸压施工中最为重要的材料，研究适宜于高温深层的酸液体系是确保酸压施工成功的关键。

broken down and stimulation of oilfield can mainly apply acidizing fluid system to remove formation plugging.

油田解堵增注主要用酸液体系解除地层堵塞。

simulation test method of acidizing fluid filtration

酸液滤失模拟试验方法研究

oil soluble temporary plugging agent xn-1 for acidizing fluid: laboratory evaluation

酸液油溶性暂堵剂XH-1的室内评价

Acidizing fluid of emulsified acid consists of preflush, emulsion, after-pad, KFT reaction fluid and displacement fluid.

乳化酸酸化酸液由前置液、乳化酸、后置液、KFT反应液和顶替液组成。

a new acidizing fluid for carbonate rock& variable viscosity acid

一种新型的碳酸盐岩酸化液体&变粘酸

the principles, characteristics and the application of various acidizing fluid system have been discussed in various degrees in the paper.

对各种酸液体系的原理、特点及现场应用情况作了不同程度的论述。

the experiment result of fracture conductivity of acid etching proves that optimizing acidizing fluid formula can prevent sandstone rock from structure destroy and sand production, and can obtain high fracture conductivity.

酸蚀裂缝导流试验结果证明，优选酸液配方可以防止砂岩酸化后结构破坏、出砂，且能够获得较高的酸蚀裂缝导流能力。

gelling agent kf-1 for acidizing fluid is developed by reverse phase emulsion copolymerization of acrylic monomers.

采用逆向乳液聚合新工艺研制了一种酸液胶凝剂KF－1。

this paper presents the selection standards of preflush and acidizing fluid used in deep acid-fracturing for high temperature carbonate reservoir.

介绍了用于高温碳酸盐储层深度酸化压裂工艺的前置液和酸化液的选择标准，并结合大港油田板深7井储层特征对酸化压裂液体系进行了研究和优化。

evaluation study on the compatibility of acidizing fluid

酸化液配伍性评价研究

in this paper, the major factor for controlling acidizing fluid filtration is analysed by using orthogonal analysis method, and it has important meaning for taking relevant steps to control acid leaking into reservoir in acid fracturing tests.

文中介绍了用正交分析法分析各种因素对酸液滤失影响的大小，这对酸压施工中采取相应措施控制酸液滤失有极其重要的意义。

however, optimized multifunction additive kb-28 has poor acid resistance although it plays significant roles in cutting down superficial tension and corrosion mitigation, therefore, resist kb-96 is used in the acidizing fluid.

优选出的多功能添加剂KB-28在降低表面张力和缓蚀性能上的作用较为明显，但抗酸渣的性能不强，因此在酸液中使用了抗酸渣剂KS-96。

research and application of acidizing technology and acidizing fluid system for reservoir protection in longdong oilfield

陇东油田保护储层的酸化工艺及酸化液体系研究应用