A process for de-ashing pitch. The pitch from a slurry hydrocracking process is mixed with a solvent. The mixture is separated into solvent and soluble materials and insoluble materials. The insoluble materials can be dried to recover solvent which may be recycled. The solvent and soluble materials are separated. The solvent may be recovered and recycled. Hi-Sol 15 may be the solvent. Additionally, CSO may be the solvent and a portion thereof may be used with the de-ashed pitch to make an asphalt binder.
申请公布号
WO2016073541(A1)
申请公布日期
2016.05.12
申请号
WO2015US58922
申请日期
2015.11.04
申请人
UOP LLC
发明人
GOVINDHAKANNAN, JAGANNATHAN;YOKOMIZO, GRANT H.;HAIZMANN, ROBERT;LEFEBVRE, HANS G.;PHAM, TRUNG;TOWARNICKY, ANDREW J.