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Title: Exhaust system having a gold-platinum group metal catalyst

Patent ·
OSTI ID:1176467

A method of providing an exhaust treatment device is disclosed. The method includes applying a catalyst including gold and a platinum group metal to a particulate filter. The concentration of the gold and the platinum group metal is sufficient to enable oxidation of carbon monoxide and nitric oxide.

Research Organization:
Caterpillar Inc., Deerfield, IL (United States)
Sponsoring Organization:
USDOE
Assignee:
Caterpillar Inc. (Peoria, IL)
Patent Number(s):
8,236,261
Application Number:
13/267,237
OSTI ID:
1176467
Country of Publication:
United States
Language:
English