Exhaust gas purification catalyst
US5000929A · kind A · utility
33Cited by
13References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 23, 1990 |
| Grant date | Mar 19, 1991 |
| Priority date | — |
| Expiry date | Feb 23, 2010 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF02B3/06
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
An exhaust gas purification catalyst for purifying carbonaceous fine particles comprising a refractory three-dimensional structure and deposited thereon, (a) a refractory inorganic oxide, (b) palladium and (c) an oxide of at least one element selected from the group consisting of praseodymium, neodymium and samarium as catalyst components.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.