System and method for high efficiency power generation using a carbon dioxide circulating working fluid
US-2025012214-A1 · Jan 9, 2025 · US
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operating at critical or supercritical pressure
operating at critical or supercritical pressure · 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 | F22B35/12 |
| Official title | operating at critical or supercritical pressure |
| Display label | operating at critical or supercritical pressure |
| Total patents | 22 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 5 |
| 2016 | 3 |
| 2018 | 6 |
| 2020 | 1 |
| 2021 | 2 |
| 2022 | 1 |
| 2023 | 2 |
| 2024 | 1 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
System and method for high efficiency power generation using a carbon dioxide circulating working fluid
US-12123345-B2 · Oct 22, 2024 · US
System and method for high efficiency power generation using a carbon dioxide circulating working fluid
US-2023265791-A1 · Aug 24, 2023 · US
System and method for high efficiency power generation using a carbon dioxide circulating working fluid
US-11674436-B2 · Jun 13, 2023 · US
Feedwater control for a forced-flow waste-heat steam generator
US-11530812-B2 · Dec 20, 2022 · US
Feedwater control for a forced-flow waste-heat steam generator
US-2021341139-A1 · Nov 4, 2021 · US
System and method for high efficiency power generation using a carbon dioxide circulating working fluid
US-10975766-B2 · Apr 13, 2021 · US
Cryogenic air separation method for producing oxygen at high pressures
US-10746461-B2 · Aug 18, 2020 · US
System and method for high efficiency power generation using a carbon dioxide circulating working fluid
US-2018363550-A1 · Dec 20, 2018 · US
System and method for high efficiency power generation using a carbon dioxide circulating working fluid
US-2018291805-A1 · Oct 11, 2018 · US
System and method for high efficiency power generation using a carbon dioxide circulating working fluid
US-10047671-B2 · Aug 14, 2018 · US
System and method for high efficiency power generation using a carbon dioxide circulating working fluid
US-10018115-B2 · Jul 10, 2018 · US
Cryogenic air separation method for producing oxygen at high pressures
US-2018073804-A1 · Mar 15, 2018 · US
System and method for high efficiency power generation using a carbon dioxide circulating working fluid
US-9869245-B2 · Jan 16, 2018 · US
Apparatus and method for combusting a fuel at high pressure and high temperature, and associated system and device
US-9416728-B2 · Aug 16, 2016 · US
System and method for high efficiency power generation using a carbon dioxide circulating working fluid
US-2016215693-A1 · Jul 28, 2016 · US
Boiler structure
US-9291343-B2 · Mar 22, 2016 · US
System and method for high efficiency power generation using a carbon dioxide circulating working fluid
US-2015252724-A1 · Sep 10, 2015 · US
Apparatus for combusting a fuel at high pressure and high temperature, and associated system
US-2015198331-A1 · Jul 16, 2015 · US
System and method for high efficiency power generation using a carbon dioxide circulating working fluid
US-9062608-B2 · Jun 23, 2015 · US