F - Mech Eng,Light,Heat,Weapons – 01 – N
Patent
F - Mech Eng,Light,Heat,Weapons
01
N
23/342, 23/353
F01N 3/10 (2006.01) B01D 53/34 (2006.01) B01D 53/86 (2006.01) B01J 23/745 (2006.01) B01J 23/76 (2006.01) B01J 23/89 (2006.01)
Patent
CA 1036794
REMOVAL OF NITROGEN OXIDES FROM EXHAUST GASES AND CATALYST THEREFOR Abstract of the Disclosure A catalyst is described which is effective as a contact catalyst for reducing nitrogen oxides found in exhaust gas streams and is resistant to poisoning even in the presence of SO2. The catalyst comprises an alumina carrier on which is carried copper together with (a) at least one member selected from alkaline earth metals, alkali metals and transition elements and (b) a small amount of precious metal, especially rhodium or ruthenium.
189268
Inaba Hideya
Kamino Yasumi
Onizuka Shigenori
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