A slurry catalytic hydroconversion process comprising at least two hydroconversion zones is provided in which the heavy hydrocarbonaceous fresh oil feed is added to more than one hydroconversion zone. Additional portions of catalysts or catalyst precursors are also added to the first hydroconversion zone and to additional hydroconversion zones.
申请公布号
US4765882(A)
申请公布日期
1988.08.23
申请号
US19860857358
申请日期
1986.04.30
申请人
EXXON RESEARCH AND ENGINEERING COMPANY
发明人
ALDRIDGE, CLYDE L.;LEWIS, WILLIAM E.;BEARDEN, JR., ROBY;MAYER, FRANCIS X.
