Method for controlling elemental mercury emissions
US6855859B2 · kind B2 · utility
46Cited by
70References
3Claims
0Family size
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Key dates
| Filing date | Dec 5, 2000 |
| Grant date | Feb 15, 2005 |
| Priority date | — |
| Expiry date | Jun 19, 2021 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF23J2219/60
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
Chlorine and sulfide species are separately introduced to a flue gas passing through a scrubber in order to remove the elemental and oxidized mercury from the gas through the precipitation of mercuric sulfide at near 100% efficiency.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.