Process for the production of hydrogen gas employing a thermally stable catalyst

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The present invention provides a process for producing a gaseous product comprising hydrogen, said process comprising : contacting a feed gas mixture comprising steam and a gas comprising from 1 to 5 carbon atoms with a catalyst structure under reaction conditions sufficient to produce the product gas comprising hydrogen, wherein the catalyst structure comprises : a metal substrate comprising a metal; at least one layer of a catalyst support material coated onto the metal substrate, wherein the catalyst support material comprises : θ-alumina, zirconia, and at least one rare earth metal oxide; and at least one catalytically active component, wherein the at least one catalytically active component is incorporated either into or onto the catalyst support material.