Heavy oil demetallization and desulfurization process

Claim 1

A PROCESS WHICH COMPRISES CONTACTING A HEAVY OIL HAVING AT LEAST 1.0 WEIGHT PERCENT SULFUR WHICH ALSO CONTAINS AT LEAST 50 PPM METALS WITH HYDROGEN AND WITH A CATALYST COMPOSITE AT A HYDROGEN PARTICLE PARTIAL PRESSURE IN THE RANGE OF 500 TO 3, AND AT A TEMPERATURE IN THE RANGE OF 600* TO 900*F, SAID CATALYST CONSISTING ESSENTIALLY OF A GROUP V1-B METAL AND AT LEAST ONE GROUP V111 METAL COMPOSITED WITH ALUMINA, SAID CATALYST HAVING FROM 10 TO 40 PERCENT OF THE TOTAL PORE VOLUME IN MACROPORES HAVING A PORE DIAMETER GREATER THAN 600 A UNITS, FROM 60 TO 90 PERCENT OF THE TOTAL OF PORE VOLUME BEING IN MICROPORES, AT LEAST 80 PERCENT OF THE MICROPORE VOLUME BEING IN PORES HAVING A DIAMETER OF AT LEAST 100 A UNITS, THE TOTAL PORE VOLUME OF SAID CATALYST BEING AT LEAST 0.5 MILLILITER PER GRAM, THE AVERAGE PORE DIAMETER OF SAID CATALYST BEING GREATER THAN 100 A UNITS, AND THE SURFACE AREA OF SAID CATALYST BEING AT LEAST 100 SQUARE METERS PER GRAM, THE CONCENTRATION OF THE GROUP V1 METAL EING IN THE RANGE FROM 5 TO 40 WEIGHT PERCENT OF SAID CATALYST COMPOSITE AND THE CONCENTRATION OF EACH GROUP V111 METAL BEING IN THE RANGE OF 0.01 TO 15 WEIGHT PERCENT OF SAID CATALYST COMPOSITE, AND RECOVERING THEREFROM A DEMETALLIZED AND DESULFURIZED HEAVY OIL PRODUCT.