Mercury sorbents and methods of manufacture and use
US7572421B2 · kind B2 · utility
17Cited by
8References
22Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 15, 2007 |
| Grant date | Aug 11, 2009 |
| Priority date | — |
| Expiry date | Dec 5, 2027 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S502/516
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
Sorbents for removal of mercury and other pollutants from gas streams, such as a flue gas stream from coal-fired utility plants, and methods for their manufacture and use are disclosed. The methods include injecting fluid cracking catalyst particles mixed with modified fly ash particles into a flue gas stream.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.