Patent ID: 11946003
Assignee: SINOPEC DALIAN RESEARCH INSTITUTE OF PETROLEUM AND PETROCHEMICALS CO., LTD.
Field: Basic materials chemistry (Chemistry)
Classification: CPC C | IPC C

Claim 6:
7. The method according to claim 6, further comprising, prior to step (1), performing a solid removal treatment on a hydrocarbon-containing initial feedstock, wherein the solid removal treatment is selected from filtration, centrifugal sedimentation, vacuum distillation, solvent extraction, and combinations thereof; and
a step of hydrotreating the hydrocarbon-containing initial feedstock to obtain the hydrocarbon-containing feedstock,
wherein the hydrocarbon-containing initial feedstock is selected from the group consisting of catalytic cracking slurry oils, catalytic cracking decant oils, ethylene tars, thermal cracking residues, coal tars, coal tar pitches, and combinations thereof.