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Catalytic composition based on cerium oxide and on manganese iron or praseodymium oxide process for its preparation and its use automobile afterburning catalysis
Catalytic composition based on cerium oxide and on manganese iron or praseodymium oxide process for its preparation and its use automobile afterburning catalysis
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机译:基于氧化铈和锰铁或oxide氧化物的催化组合物的制备及其在汽车后燃催化中的应用
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PCT No. PCT/FR96/00039 Sec. 371 Date Sep. 9, 1997 Sec. 102(e) Date Sep. 9, 1997 PCT Filed Jan. 10, 1996 PCT Pub. No. WO96/21506 PCT Pub. Date Jul. 18, 1996The invention provides a catalytic composition which is based on a cerium oxide and on at least one other oxide chosen from iron, manganese and praseodymium oxides, which controls H2S emissions in the catalysis of treatment of automobile exhaust gas.
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