脱沥青油

1
DAO
(6)脱沥青油 采用丙烷或丁烷的溶剂脱沥青工艺,从减压渣油中提取60%的脱沥青油(DAO)作为原料已成9为炼油厂加工流程的一个组成部分. DAO的重金属含量远底于VR,改善了原料的性质.
2
[油气] deasphalted oil
...的脱油沥青气化工业试验关键词 脱沥青油 脱油沥青拔出率软化点黏度原料气劣质化 [gap=2232]Keywords] deasphalted oil；deoiled asphalt；distillation yield；softening point；viscosity；feed gas；deteriora...

短语

1
介绍了溶剂脱沥青-蜡油掺脱沥青油加氢-沥青造气组合工艺的应用情况。
Commercial application of a combination technology, solvent deasphalting with hydrotreating of VGO blending DAO and gasification of asphalt, was introduced.
2
介绍了渣油溶剂脱沥青-脱油沥青气化-脱沥青油催化裂化组合工艺的研究及应用情况。
The article introduces research and application situation of solvent deasphalting-deoiling asphalt gasification-deasphalting oil FCC group technology.
3
试验结果表明，适当的热处理可使相应脱油沥青的蜡含量降低，同时可提高脱沥青油的收率，改善脱沥青油的质量。
Test results showed that proper thermal treatment decreased wax-content of DOA, increased production of DAO and improved quality of DAO.

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