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- A new type of oil - soluble imidazole corrosion delay agent has been Synthesized from naphthene acid and organic amine . 以环烷酸、有机胺为原料合成咪唑啉油溶性缓蚀剂。
- Effective measures are recommended to control the naphthenic acid corrosion. 并提出了减少减压炉管环烷酸腐蚀的措施。
- A variety of methods are available in the industry to control naphthenic acid corrosion, and will be described. 文章阐述了炼油工业中使用的控制环烷酸腐蚀的多种方法。
- Methods of the removal of naphthenic acid are chemical extraction, solvent extraction absorption, and so on. 脱除环烷酸的方法一般可有化学萃取、溶剂萃取、吸收等。
- The existing of naphthenic acid not only corrode equipment, but also seriously influenced the quality of diesel. 环烷酸的存在不仅会腐蚀生产装置，而且对柴油产品质量的影响也较大。
- In addition, as an important kind of fine chemicals material, naphthenic acid has obvious recycling value. 另外，环烷酸作为一种重要的精细化工原料，具有可观的回收利用价值。
- L Craig.Temperature and velocity effects in naphthenic acid corrosion[J].Corrosion/96,NACE,1996 paper No:603. 高延敏;陈家坚;柯克;等;环烷酸与硫化氢腐蚀体系的热力学分析[J].;腐蚀科学与防护技术;19(6):357
- A new process of extracting high purity naphthenic acid directly from alkaline mud with solvent was introduced. 介绍了一种利用溶剂萃取法直接从碱渣中提取高纯度环烷酸新工艺。
- The acidity of straight-run diesel mainly caused by naphthenic acid. 直馏柴油的酸度主要是由环烷酸引起。
- Corrosion from naphthenic acid has been one of the knotty problems in petroleum processing industry. 环烷酸腐蚀是石油炼制工业中的一个重要问题。
- Naphthenic acid corrosion is the tough problem in processing high-acidity crude. 环烷酸腐蚀是炼制高酸值原油时遇到的一个难题。
- Progress of the removal of naphthenic acid from heavy sour crude and its fraction is reviewed. 综述了从重质高酸值原油及其油品脱环烷酸的工艺研究。
- The solubilization effect of naphthenic acid on the component of long chain hydrocarbon gases is observed. 环烷酸类有机物对长链烃气组分有明显的增溶作用。
- The methods of purification for naphthenic acid consist of physical method and chemical method. 环烷酸的提纯方法主要有物理方法和化学方法。
- Naphthenic acid corrosion at high temperature has been an old enemy in oil refining industry, and also one of the problems desiderate to be solved. 摘要高温环烷酸腐蚀是世界炼油工业的宿敌，也是目前亟待解决的难题之一。
- It was pointed out that the development of naphthenic acid products in China should be toward highgrade purification and fine chemicals. 指出了我国在研究开发环烷酸系列产品时，应朝着高纯化、精细化方向发展。
- The composite solvent can be used repeatedly after it is recovered by distillation, and in the meanwhile the by-products of naphthenic acid is obt... 复合溶剂经蒸馏回收可循环使用，同时得到了环烷酸副产品；
- As a result,a blank is filled in the field of overbased marine cylinder oil,and,the application range of naphthenic acid from Xinjiang is also widen. 填补了我国在高碱值船用汽缸油领域里的一项空白,拓宽了新疆环烷酸资源的应用范围。
- This artical briefly discusses the occurence of naphthenic acid corrosion on crude distillation unit as well as the peventive measures having been successfully taken. 本文就辽河原油环烷酸的腐蚀及其采取相应的防护措施进行了简要介绍.
- He gave me a taste of his acid wit. 他让我尝到了他敏锐尖刻之机智的滋味。
