Method and apparatus for combination catalyst for reduction of NO.sub.x in combustion products
Patent
·
OSTI ID:1014568
- Newtown, PA
- Schwenksville, PA
- Princeton, NJ
- Media, PA
- Peoria, IL
A method and apparatus for catalytically processing a gas stream passing therethrough to reduce the presence of NO.sub.x therein, wherein the apparatus includes a first catalyst composed of a silver containing alumina that is adapted for catalytically processing the gas stream at a first temperature range, and a second catalyst composed of a copper containing zeolite located downstream from the first catalyst, wherein the second catalyst is adapted for catalytically processing the gas stream at a lower second temperature range relative to the first temperature range.
- Research Organization:
- ExonMobil Research and Engineering Company (Annandale, NJ); Caterpillar Inc. (Peoria, IL
- Sponsoring Organization:
- USDOE
- DOE Contract Number:
- AC05-00OR22725
- Assignee:
- ExonMobil Research and Engineering Company (Annandale, NJ); Caterpillar Inc. (Peoria, IL)
- Patent Number(s):
- 7,803,338
- Application Number:
- US Patent Application 11/157,729
- OSTI ID:
- 1014568
- Country of Publication:
- United States
- Language:
- English
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