Meanwhile, an effective method of obtaining acidic components from heavy oil by solvent extraction was provided and the suitable extraction condition was explored.
同时建立了一种有效的溶剂萃取、浓缩超稠油中酸性组分的分离方法，并探讨了适宜的萃取条件。
Wastewater from oil refiner is treated by solvent extraction to dephenolize.
用溶剂萃取法对炼油含酚废水脱酚处理。
Lycium oil is extracted from lycium seeds by supercritical CO2 extraction. The physicochemical properties are compared with those of the oil obtained by organic solvent extraction.
应用超临界CO2 萃取分离技术，从枸杞籽中萃取分离枸杞油，对其理化指标检测后与使用有机溶剂萃取的枸杞油理化指标进行对照分析。
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