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·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。
3·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。
4·Naphthenic acid alkanolamide was synthesized as flooding agent with petroleum naphthenic acid as starting material.
以石油环烷酸为原料制备出石油环烷酸烷醇酰胺类驱油用表面活性剂。
5·At the same corrosion environment, the corrosion rate of naphthenic acid drops with the increase of its molecular weight.
腐蚀环境相同时，环烷酸的腐蚀速率随着环烷酸分子量的增加而降低。
6·The technological application of naphthenic acid, naphthenate and naphthenic acid organic derivatives in China were reviewed.
论述了环烷酸、环烷酸盐、环烷酸有机衍生物的工业应用及前景。
7·Besides, the aluminum diffused steel would become one of the cheap naphthenic acid resistant materials to replace stainless steel.
此外，渗铝钢将成为替代不锈钢的廉价耐环烷酸腐蚀材料。
8·After we alter the content of naphthenic acid in residual oil, comparing the corrosion speed when residual oil is in stationary and running.
改变渣油中环烷酸含量后，分别测定渣油在静止和流动时的年腐蚀速率并进行比较。
9·In this paper, laboratorial evaluation and industrial application of curing accelerator, imidazoline prepared from naphthenic acid were introduced.
对由环烷酸制备的咪唑啉环氧树脂固化促进剂在实验室进行了评价，并介绍了其在工业上应用的情况。
10·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。