Basic Research Related to Heavy Oil Extraction by Mixed Super-Critical Solvent 超临界混合溶剂抽提重油基础实验研究
The results showed that solvents with addition of salt could improve the relative volatility of C 4 more apparently than other organic solvents added to the basic solvent. 试验研究表明,溶剂加盐能够提高C4组份之间的相对挥发度,且比一般有机溶剂效果明显;
The basic principle is analyzed of desulfurization and CO 2 removal by the NHD solvent thermodynamically and kinetically, and an optimized design is described of the desulfurization and CO 2 removal system with the NHD solvent. 从热力学和动力学分析了NHD溶剂脱硫、脱碳的基本原理,阐述了NHD溶剂脱硫、脱碳系统的优化设计。
In this paper, we briefly summarize the basic theory of sonochemistry and the latest progress in the synthesis of metal chalcogenide semiconductor nanoparticles in aqueous solution, organic solvent and microemulsion solution by sonochemical method. 本文从超声化学的基本原理和特点出发,简要介绍了近年来超声化学法在水、有机溶剂及微乳液中合成金属硫族半导体纳米材料和复合金属纳米材料的进展。
This thesis focuses on seeking design and synthsis of novel metallic complexes and basic studies on solvent polymeric membrane ( SPM) anion-selective electrodes containing the novel metallic complexes. 本论文的研究力求探索新型金属配合物的设计合成,及其作为中性载体的PVC溶剂聚合膜阴离子选择性电极的基础研究,并将电极作为化学传感器初步应用于废水和药物样品分析。
The influences of process conditions including the amount of catalyst, reaction temperature and time, basic groups and solvent selection on the reaction yield were discussed. 讨论了催化剂用量、助催化剂(KF)用量、反应时间和温度、碱基、溶剂选择等对反应收率的影响。
The characteristics of degreasing types of surfactant acidic degreasing, basic degreasing and solvent degreasing, common problems of the processes of tunnel cascade degreasing pre-degreasing, tunnel cascade phosphating, washing after phosphating and passivation etc., were described. 说明了表面活性剂的脱脂类型酸性脱脂、碱性脱脂和溶剂型脱脂的特点以及隧道式喷淋脱脂预脱脂、隧道式喷淋磷化、磷化后洗涤和钝化等工艺常见的问题。
The extraction conditions for removal of basic nitrogen compounds from lube base oil using acetic acid as extractant were investigated, including solvent/ oil ratio, extraction temperature and extraction time. 主要对乙酸脱除润滑油基础油中碱性氮化物进行了剂油比、抽提温度、抽提时间等条件考察。
This essay deals with the basic principles, characteristics, devices and operation procedures of the accelerated solvent extraction method and its application. 快速溶剂萃取法的原理、特点、仪器装置与操作步骤、影响因素在刑事技术领域的应用。
The Basic Study on Liquefaction Property of Lower Rank Coal Swelled with Solvent 年轻煤溶剂溶胀后加氢液化性能的研究
Nitrobenzene, one of the most important basic organic intermediate, is widely used for the manufacture of dyes, pharmaceuticals, aniline, and solvent. 硝基苯作为重要的基本有机中间体,广泛的被用于化工、染料、医药等行业,是生产苯胺以及许多溶剂的原料。