Colour stability ofcoker gas oil has been improved by DMF extraction.
以二甲基亚砜为萃取溶剂,用溶剂萃取的方法提高焦化柴油的颜色安定性.
coker gas oil 从焦炉煤气中提取的汽油 ; 缩写词为CGO
improved 改进 ; 改善
extraction 提取 ; 提炼 ;