Process for preparation of nitrogen oxides and nitric acid from nitrous oxide
US11332370B2 · kind B2 · utility
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19Claims
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Key dates
| Filing date | Jun 16, 2020 |
| Grant date | May 17, 2022 |
| Priority date | — |
| Expiry date | Jun 16, 2040 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P20/582
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
Described herein is an improved conversion of nitrous oxide (N2O) present as a by-product in a chemical process to NOx which can be further converted to a useful compound or material, such as nitric acid.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.