Bimetallic catalyst
US8986637B2 · kind B2 · utility
2Cited by
16References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 6, 2013 |
| Grant date | Mar 24, 2015 |
| Priority date | — |
| Expiry date | Nov 6, 2033 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02A50/20
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
An emission control catalyst composition comprising a supported bimetallic catalyst consisting of gold and a metal selected from the group consisting of platinum, rhodium, ruthenium, copper and nickel is disclosed. Also disclosed is a catalytic convertor comprising a substrate monolith coated with the emission control catalyst composition and a lean burn internal combustion engine exhaust gas emission treatment system comprising the catalytic convertor. A variety of processes for preparing the catalyst composition are claimed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.