| 摘要 |
2130936 9317277 PCTABS00025 A process for the combustion of a fuel with an oxygen-containing gas, such as air, comprises passing at least part of the fuel/oxygen-containing gas mixture, at an elevated feed temperature, through a first combustion catalyst containing palladium monoxide and/or cobalto-cobaltic oxide and therein effecting partial combustion of said combustible mixture to give a hot partially combusted mixture and then passing said hot partially combusted mixture, together with the remainder, if any, of said fuel/oxygen-containing gas mixture, through a second combustion catalyst that is essentially free from elements, or compounds thereof, of Group VIII of the Periodic Table, and which is an intimate mixture of oxides of at least two elements selected from Groups IIIa and IVa of the Periodic Table, at least one of which oxides is oxygen-deficient.
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