Patent ID: 6090745
Filing Date: 2000-07-18
Classification: B01J,C10G

Abstract:
Process for preparing a water-treatment catalyst, comprising a first phase of impregnating a support with an aqueous solution of at least one compound which combines at least one metal from group VI and at least one metal from group VIII in the same molecule, and at least a second phase of drying and activating the impregnated support, wherein the compound which combines the metals from groups VI and VIII corresponds to the formula:M.sub.x AB.sub.12 O.sub.40 (I)in which M is cobalt and/or nickel, A is chosen from phosphorus, silicon and boron, B is molybdenum and/or tungsten and x takes values of 2 or more if A is phosphorus, values of 2.5 or more if A is silicon, and values of 3 or more if A is boron.