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Uranium, at least one promoter for uranium and at least one multifunctional catalyst containing noble metal for the treatment of exhaust gases from internal combustion engines and its production.
Uranium, at least one promoter for uranium and at least one multifunctional catalyst containing noble metal for the treatment of exhaust gases from internal combustion engines and its production.
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机译：铀，至少一种铀促进剂和至少一种含有贵金属的多功能催化剂，用于处理内燃机及其生产中的废气。
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摘要
Multifunction catalyst, process for its preparation and its use for the treatment of the exhaust gases from internal combustion engines. …??According to the invention the catalyst comprises a porous layer containing, in % by weight, when dry: - approximately 50% to approximately 99.7% of at least one refractory inorganic oxide,… - approximately 0.1% to approximately 25% of at least one uranium oxide,… - approximately 0.1% to approximately 35% of at least one oxide of at least one metal P chosen from the group made up of lithium, sodium, potassium, rubidium, caesium, beryllium, magnesium, calcium, strontium, barium, lanthanum, praseodymium, neodymium, gadolinium, yttrium and zirconium, and… - approximately 0.1% to approximately 20% of a metal A chosen from platinum, rhodium, palladium, ruthenium, iridium and mixtures thereof.
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