Patent · US Active

Process to reduce emissions of nitrogen oxides and mercury from coal-fired boilers

US9850442B2 · kind B2 · utility

13Cited by
50References
20Claims
0Family size

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Inventors

Key dates

Filing dateDec 3, 2015
Grant dateDec 26, 2017
Priority date
Expiry dateDec 3, 2035

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/2982
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

A flue gas additive is provided that includes both a nitrogenous component to reduce gas phase nitrogen oxides and a halogen-containing component to oxidize gas phase elemental mercury.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.