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Hydrofining process employing a phosphorus containing catalyst

Patent ·
OSTI ID:6715458
A process is described for hydrotreating a hydrocarbon containing feed stream comprising intimately contacting a substantially liquid hydrocarbon containing feed stream, which also contains compounds of sulfur and nitrogen, with a free hydrogen containing gas and a catalyst composition under such hydrotreating conditions as to produce a hydrocarbon containing stream having reduced levels of sulfur and nitrogen. The catalyst composition has been prepared by a process comprising the steps of: (A) mixing (a) at least one oxygen containing compound of a metal belonging to Group VIB of the Periodic Table, (b) at least one compound of a Group VIII metal selected from the group consisting of iron, cobalt and nickel, (c) phosphorous acid containing material, and (d) water, in such amounts and under such conditions as to obtain a solution; (B) mixing the solution obtained in step (A) with an alumina-containing support material; (C) heating the mixture obtained in step (B) at a first temperature under such conditions as to at least partially dry the mixture; and (D) heating the at least partially dried mixture obtained in step (C) in an inert, non-oxidizing and non-reducing atmosphere at a second temperature, which is higher than the first temperature, under such conditions as to activate the mixture.
Assignee:
Phillips Petroleum Co., Bartlesville, OK
Patent Number(s):
US 4648963
OSTI ID:
6715458
Country of Publication:
United States
Language:
English