Patent ID: 6046129
Filing Date: 2000-04-04
Classification: B01D,B01J,Y02A,Y02T

Abstract:
A catalyst for purifying automotive vehicle exhaust gases with an appropriate carrier comprising the following active ingredients: oxides of Cu, Ni, Co, Zn, Cr, Mn, Nd and composite oxides of two or more metal elements mentioned above expressed in weight percent of oxides based on the carrier weight, wherein:Copper Oxide (CuO) - - - 2-20%Nickel Oxide (NiO) - - - 0.5-8%Cobalt Oxide (CoO) - - - 0.1-4%Chromium Oxide (Cr.sub.2 O.sub.3) - - - 1-7%Zinc Oxide (ZnO) - - - 0.5-10%Manganese Oxide (MnO) - - - 0.05-6%Neodymium Oxide (Nd.sub.2 O.sub.3) - - - 0.1-1%.