Invention Grant
US09321042B2 Catalyst compositions, catalytic articles, systems and processes using large particle molecular sieves 有权
催化剂组合物,催化剂制品,使用大颗粒分子筛的系统和方法

Catalyst compositions, catalytic articles, systems and processes using large particle molecular sieves
Abstract:
Described are catalyst compositions, catalytic articles, methods of manufacturing catalytic articles and exhaust gas treatment systems and methods that utilize the catalytic articles. The catalytic articles include a washcoat of platinum group metal on refractory oxide support particles, and further including a molecular sieve wherein greater than 90% of the molecular sieve particles have a particle size greater than 1 μm.
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