In {TAIL ~ the first stage}, {HEAD ~ the residual oil}, under demetalation and desulfurization reaction conditions, is passed over a catalyst comprising about 1 to about 10 weight percent of an iron group metal and about 5 to about 25 weight percent of a Group VIB metal, based on the total catalyst weight, on a support comprising at least 85 weight percent alumina 
In
In { TAIL ~ the first stage } , { HEAD ~ the residual oil } , under demetalation and desulfurization reaction conditions , is passed over a catalyst comprising about 1 to about 10 weight percent of an iron group metal and about 5 to about 25 weight percent of a Group VIB metal , based on the total catalyst weight , on a support comprising at least 85 weight percent alumina
REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH