Nitrogen oxide decomposition
US5456892A · kind A · utility
10Cited by
1References
22Claims
0Family size
Inventors
Key dates
| Filing date | Apr 1, 1994 |
| Grant date | Oct 10, 1995 |
| Priority date | — |
| Expiry date | Apr 1, 2014 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB01J27/188
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
Methods of reducing NO.sub.x to nitrogen without using a reducing gas. The NO.sub.x is absorbed in a heteropoly compound to concentrate it and then heated to reverse the fixation reaction(s) and decompose the NO.sub.x into nitrogen.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.