Platinum catalyst and method for making
US4137373A · kind A · utility
10Cited by
4References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 23, 1977 |
| Grant date | Jan 30, 1979 |
| Priority date | — |
| Expiry date | Nov 23, 1997 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E60/50
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
The rate of platinum recrystallization of a platinum supported on carbon catalyst is reduced and the activity of the catalyst is increased by depositing porous carbon on and around the supported platinum crystallites and then heating the catalyst in an inert atmosphere or vacuum at a high temperature.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.