The blending can decrease the viscosity of the residue feedstock and therefore promote the molecular diffusion and the rates of demetalization, desulfurizati...

• 回炼油的掺入降低了渣油加氢进料的粘度,提高了渣油加氢脱硫、脱金属、脱残炭和脱沥青质反应的速率,改善了生成油的性质。