Catalyst for purifying exhaust and waste gases and method for preparation thereof
US4128503A · kind A · utility
7Cited by
4References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 30, 1977 |
| Grant date | Dec 5, 1978 |
| Priority date | — |
| Expiry date | Mar 30, 1997 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02T10/12
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
The present invention relates to a catalyst for purifying exhaust and waste gases which is capable of simultaneously removing nitrogen oxide, carbon monoxide and hydrocarbons from the exhaust gases, comprising supporting phosphorus, barium, rhodium and at least one member selected from the group consisting of palladium and platinum, and optionally nickel on a carrier, and a method for preparation thereof.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.