A catalyst precursor composition and methods for making such a catalyst precursor are disclosed. The catalyst precursor comprises at least a promoter metal selected from Group VIII, Group IIB, Group IIA, Group IVA and combinations thereof having an oxidation state of +2 or +4, at least one Group VIB...http://www.google.com/patents/US7910761?utm_source=gb-gplus-sharePatent US7910761 - Hydroconversion processes employing multi-metallic catalysts and method for making thereof
