1·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。
2·In this paper, we have introduced briefly the source molecular structure purification of naphthenic acids.
本文简要介绍了环烷酸的来源、分子结构和提纯方法。
3·It can be an economical and effective method for extracting naphthenic acids from the heavy oil fractions of Xinjiang crude oil.
这可能是从新疆石油重质馏分中提取环烷酸的一种经济、有效方法。
4·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。
5·Refinery waste water treating was tested with an annular centrifugal extractor for naphthenic acid recovery in Shengli Refinery of Qilu Petrochemical Company.
介绍用三辛胺萃取剂回收石油酸废水中环烷酸的工艺流程、萃取设备和工业试验结果。