... naphthenic base oil 环烷基石油 ; 基础油 Naphthenic crude oil 环烷型原油 naphthenic foot oil 环烷基石油 ...
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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。
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。
Bohai 36 1 crude is classified to low sulfur naphthenic base crude oil, which is a good feedstock for producing high grade road asphalt.
渤海36 1原油属低硫环烷基原油，是生产优质道路沥青的良好原料。
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