稠化的

Functionalized propargylic dithioacetals have been applied to one-pot furan annulation to afford the corresponding functionalized oligoaryls.

中文摘要应用官能基化的炔丙基硫缩酮进行一锅式呋喃稠合反应，可产生相对应之寡联芳香环化合物。

And the calculation method of theresistance modulus has been given by rule and line. The flow state in the pipeline of the densecolloid slurry is carried on numerical value simulation by the software CFD Fluent, which hasbeen grasped. And the critical flow velocity of the dense colloid slurry in the different ratio ofbetween water and earth is obtained by numerical calculations.

通过使用 CFD 软件 Fluent 对稠化胶体泥浆在管道内的流动状态进行了数值模拟，获得了稠化胶体泥浆在胶体流动性实验台管路中流动时的流型，并且通过计算得到了稠化胶体泥浆在不同水土比下的临界流速。

It can be seen from the long time asymptotic solutions, that the pressure curve is a concave curve and ...

注稠化水等措施是改造这种油层的方向，但最终界限目前还不好确定。浊层研究、油田开发和各种油井工程措施应当考虑相对流动比这一因素。

The frac fluid has good proppant carrying properties and is cheaper than high-viscosity gelled oil or water.

这种压裂液具有良好的携带支撑剂的性能，其价格低于高粘稠化油或稠化水。

A kind of more effective viscosifier can improve the viscosity of acid solution, reducing the mass transfer velocity of hydronium H+ towards the rocks surface, thereby decrease the filtrate loss of acid solution and the reaction rate between acid and salt, lengthen the distance of acid penetration.

向酸液中加入良好的稠化剂能提高酸液粘度，降低氢离子向岩石壁面的传质速度，因而降低酸液滤失和酸盐反应速率，增加了酸液的有效作用距离，提高了酸化效果。

According to the technical requirement of oxygen system lubricating grease, hydrophobia white carbon black was selected as thickener and was compared with thickener F46 in application behaviors.

根据某氧气系统润滑脂的技术要求，选择疏水型白碳黑作为稠化剂，与F46稠化剂进行应用性能比较。

We have understand that the thickening time and the application level of retardant have do with its molecular structure.

明确了缓凝剂对浆体稠化时间的影响程度及适用温度范围与自身分子结构有密切关系。

In order to advance the viscosity of acidizing fluid and decrease the reaction speed of acidizing fluid in oil formation,adopt the method of opposite phase emulsim polymerization synthetised an acidizing fluid densifier,it called TP-1,its molecular weight is(800～1100)×10.laboratory findings discovers the acid dissolving time of TP-1 is smaller than 10 min,its dissolv...

性能评价试验结果显示，稠化剂TP-1的酸溶时间小于10 m in，具有很好的溶解能力；TP-1对酸液的增黏作用明显，(4%TP-1+20%HC l)酸溶液90℃下表观黏度达到46 mPa.s，120℃下表观黏度27 mPa.s。同时TP-1表现出较强的耐剪切能力和良好的配制稳定性，有利于酸化措施效果的提高。

The product has main performance superior to organic bentonite gel and may be used widely in cosmetics, ink, lubricating grease thickener, paint suspending agent, etc.

本产品在主要性能上优于有机膨润土凝胶，可用作化妆品、油墨、润滑脂稠化剂、油漆悬浮剂、油性涂料增稠剂、石油钻井油基泥浆和解卡剂等，在油脂、化工、石油工业中具有广泛的用途。

Formation geochemistry at pressure transition zone can be used to confine the space scope of atmosphere water penetration.

因此，深入了解稠油稠化的原因对勘探实践具有重要的指导意义。

In the United States, chronic alcoholism and hepatitis C are the most common ones.

在美国，慢性酒精中毒，肝炎是最常见的。

If you have any questions, you can contact me anytime.

如果有任何问题，你可以随时联系我。