Mixed-Metal Oxide de-NOx Catalyst Containing Highly Dispersed Noble Metals and Preparation thereof

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The present invention refers to high dispersed-noble metal containing mixed metal oxide denitrification catalyst and process for its manufacturing method is provided, more particularly noble metal-containing catalyst and carrier crystal, alkaline earth oxide and rare earth metal oxide mixed metal oxide is carried a particular calibrated sub carrier telemetry layered inorganic oxide after not to be infiltrated to the, modified chemical substance paste comprises the conducting the method, layer of said layered inorganic oxide is mixed metal oxide contained within the, and a mixed gas containing nitrogen oxides included in blood poisonous cause as low a valuable metal substance active of suppressing a drop in the selective removal of nitrogen oxide to improve an efficiency of a, removing in addition tests the meet the method in which the range of temperatures during curing reaction, which provided are, natural heat source a gas turbine or boiler (lean-burn) lean and won fixing such as the destination and source manufacture such as an automotive vehicle contained in the exhaust gas exiting the effective in the for removing nitrogen oxide high dispersed-noble metal containing mixed metal oxide denitrification catalyst and process for its manufacturing method relates to.