脱沥青油 [油气] deasphalted oil
- 轻烃溶剂在超临界条件下溶解脱沥青油的能力与其密度有关。
The solubility of deasphalted oil in light hydrocarbon at supercritical state has relation to solvent density. - 初步考察了大庆减压渣油重脱沥青油在超临界甲苯中的热解。
The thermolysis of heavy DAO from Daqing vacuum residue in supercritical toluene was preliminarily investigated. - 溶剂脱沥青-脱油沥青气化-脱沥青油加氢进催化裂化组合工艺是解决劣质重油加工的有效手段。
The solvent deasphalting-deoiled asphalt gasification-deasphalted oil hydrogenation catalytic cracking combination technology is an effective approach to processing poor-quality thick oil.
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