Method of reducing flue gas emissions and a boiler
US-10443839-B2 · Oct 15, 2019 · US
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Vertical radiation boilers with combustion in the lower part
Vertical radiation boilers with combustion in the lower part · Cooperative Patent Classification (CPC)
Engines, pumps, lighting, heating, and mechanical systems.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | F22B21/341 |
| Official title | {Vertical radiation boilers with combustion in the lower part} |
| Display label | Vertical radiation boilers with combustion in the lower part |
| Total patents | 9 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity appears to be growing based on the most recent years.
| Year | Patents |
|---|---|
| 2016 | 4 |
| 2017 | 1 |
| 2018 | 1 |
| 2019 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Boiler
US-10330309-B2 · Jun 25, 2019 · US
Transition casting for boiler with steam cooled upper furnace
US-10253972-B2 · Apr 9, 2019 · US
Boiler
US-2018045402-A1 · Feb 15, 2018 · US
Transition casting for boiler with steam cooled upper furnace
US-2017299172-A1 · Oct 19, 2017 · US
Method of reducing flue gas emissions and a boiler
US-2016245510-A1 · Aug 25, 2016 · US
Burner and boiler equipped with burner
US-2016178196-A1 · Jun 23, 2016 · US
Method of reducing flue gas emissions and a boiler
US-9310075-B2 · Apr 12, 2016 · US
Continuous steam generator
US-9267678-B2 · Feb 23, 2016 · US