Method of removing NO.sub.x from NO.sub.x -containing gas
US5275792A · kind A · utility
3Cited by
0References
5Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 18, 1992 |
| Grant date | Jan 4, 1994 |
| Priority date | — |
| Expiry date | Nov 18, 2012 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB01D2258/012
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A nitrogen oxides-containing gas is contacted with a solid catalyst in the presence of methyl tert-butyl ether as a reducing agent for the conversion of the nitrogen oxides into molecular nitrogen. A supported catalyst including an alumina carrier having Pt, Rh or Ru supported thereon is desirably used as the solid catalyst.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.