Hydrolysis and acidification profiles analysis in two-stage digestion of organic solid waste;
两相厌氧消化固体有机废弃物的水解酸化规律
The Application of the Deflagrate-acidification Complex Technology in Oilfield Injection Well;
爆燃酸化复合工艺技术在油田注水井的应用
Studies on the acidification rules of containing high concentration of organic wastewater sulfate.;
含硫酸盐高浓度有机废水酸化规律研究
Study on acidizing technology and its application in ZJ2 reservoir of Wenchang 13-1/2 Oilfield;
文昌13-1/2油田珠江组储层酸化技术研究与应用
Laboratory study on the retarding property of polyatomic acid in depth acidizing.;
有机多元酸深部酸化缓速性能实验研究
Overview of acidizing technology of horizontal well;
水平井酸化工艺技术综述
Sandstone reservoir water injection well deep acidization technique research and application;
砂岩油藏注水井深部酸化技术
Applied research of compound deplugging by vibration acidization;
振动酸化复合解堵增注技术应用研究
Sandstone diversion acidization technology of viscoelastic surfactant micelle fluid;
粘弹性表面活性剂胶束酸在砂岩储层分流酸化中的应用
After acidation modification, holes with radius between 2 nm～10nm increased and holes with radius >1 nm and 10 nm～30nm decreas.
用不同浓度的硫酸 (0 ,5 % ,10 % ,15 % ,2 0 % ,2 5 % ,30 % )处理黑山膨润土 ,经过氮气吸附法研究膨润土及其酸化土的孔径分布 ,结果表明 :膨润土不同的孔径分布缘自与之反应的不同硫酸浓度 ,酸化改性使半径 r<1nm和 10 nm～ 30 nm的孔减少 ,半径 2nm～ 10 nm的孔增多 ,为研究膨润土的酸化改性机理提供了重要的科学依据。
After bentonite acidation modification, bentonite change from calcareous into sodium.
探讨不同体积分数硫酸溶液与黑山膨润土作用中硫酸对膨润土热性质的影响，结果表明：膨润土及其酸化土的差热曲线有３个吸热谷，反映了膨润土在加热过程中的脱水、相变等情况。
The causes of acidation of Anvol PE46HR fire - resistant oil are researched by physicaland chemical mehods.
用各种方法分析及通过试验研究了AnvolPE46HR抗燃油酸化的原因，结果表明：温度和水解是抗燃油酸化的主要原因，造平油对酸值的变化影响不大，但使抗燃油的其他品质迅速变坏。
Analysis on the oil production increase effect of acid treatment for insert salt layers nonsandstone reservoirs in Jianghan Oil Region;
江汉油区盐间非砂岩油层酸化增产效果分析
In this article, high DS and low viscosity carboxymethyl starch was prepared in aqueous media through the reaction between corn starch with acid treatment and etherifying agent, the effect of acid treatment time, liquor/material ratio, the amount of sodium hydroxide, the amount of monochloroacetic acid, etherification time, and reaction tempera.
以玉米淀粉为原料,采用酸化-醚化复合变性的方法在水相中制备高取代度低黏度羧甲基淀粉(CMS),探讨了酸化时间、液固比、NaOH用量、ClCH2COOH用量、醚化反应时间、反应温度对羧甲基化过程的影响,研究发现,对原淀粉进行酸化,可以在不增加其它反应试剂用量的基础上提高产物的取代度(DS),但是酸化时间不应过长。
The functions of acetic acid in the acid treatment of sand stones are systematically analyzed in several aspects such as retardation,stability of ferric ions,corrosion inhibition,acid sludge resistence and buffering property etc.
从缓速性、铁离子稳定性、缓蚀性、抗酸渣性及缓冲性几个方面系统分析了乙酸在砂岩酸化中的功能。