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- crude naphthenic acid 粗环烷酸
- 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。
- 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.
- High molecular weight naphthenic acid is a kind of rare natural petroleum resource.It can be produced from the solvent extracted distillates of Xinjiang naphthenic crude oil. 高分子环烷酸是一种稀少的天然石油资源,其来源于新疆环烷基原油经蒸馏切割溶剂萃取而获得,保持其天然属性。
- 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。
- The methods of separation and analysis of naphthenic acids in crude oil were reviewed. 综述原油中环烷酸的分离与分析方法。
- Study of Removing Naphthenic Acid from Crude Oil 含酸原油脱酸研究
- crude oil with high content of naphthenic acid 高酸原油
- crude oil with high naphthenic acid content 高酸原油
- 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。
- 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。