Sorbent comprising carbon and nitrogen and methods of using the same
US10130930B2 · kind B2 · utility
10Cited by
85References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 3, 2017 |
| Grant date | Nov 20, 2018 |
| Priority date | — |
| Expiry date | Mar 3, 2037 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB01D2258/0283
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
The present invention relates to sorbents including carbon and nitrogen. In various embodiments, the sorbent can remove mercury from a mercury-containing gas that includes sulfur (VI) such as SO3 more efficiently than other sorbents. The sorbent can include a graphene edge comprising an active site for mercury oxidation and a nitrogen layer structure including cationic nitrogen atoms, neutral nitrogen atoms, or a combination thereof proximate the active site.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.