The solvent extraction severity for deasphalting of VR in DACC technology (a combination process of VR solvent deasphalting, ammonia from asphalt and DAO catalytic cracking) was studied.
英
美
- 研究了“溶剂脱沥青-沥青制氨-催化裂化组合工艺”脱沥青的抽提深度。