Pair of support plates for tubes in a reactor vessel
US-2025305674-A1 · Oct 2, 2025 · US
with heating tubes for nuclear reactors, as long as they are not classified according to a specified heating fluid, in another group
with heating tubes for nuclear reactors, as long as they are not classified according to a specified heating fluid, in another group · 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 | F22B1/023 |
| Official title | {with heating tubes for nuclear reactors, as long as they are not classified according to a specified heating fluid, in another group} |
| Display label | with heating tubes for nuclear reactors, as long as they are not classified according to a specified heating fluid, in another group |
| Total patents | 33 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 7 |
| 2016 | 6 |
| 2018 | 5 |
| 2019 | 4 |
| 2020 | 3 |
| 2021 | 2 |
| 2022 | 1 |
| 2023 | 3 |
| 2024 | 1 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Integral reactor pressure vessel tube sheet
US-12040097-B2 · Jul 16, 2024 · US
Systems and methods for steam reheat in power plants
US-11828204-B2 · Nov 28, 2023 · US
Stress relieving attachment of tube to tubesheet, such as in a pressure vessel shell of a nuclear reactor power system
US-2023162879-A1 · May 25, 2023 · US
Systems and methods for steam reheat in power plants
US-2023096162-A1 · Mar 30, 2023 · US
Systems and methods for steam reheat in power plants
US-11525374-B2 · Dec 13, 2022 · US
Integral reactor pressure vessel tube sheet
US-2021343432-A1 · Nov 4, 2021 · US
Integral reactor pressure vessel tube sheet
US-11062811-B2 · Jul 13, 2021 · US
Passive residual heat removal system and atomic power plant comprising same
US-10811147-B2 · Oct 20, 2020 · US
Systems and methods for steam reheat in power plants
US-2020325798-A1 · Oct 15, 2020 · US
Coolant recirculation system of nuclear power plant
US-2020234835-A1 · Jul 23, 2020 · US
Method of manufacturing a helical coil steam generator
US-10512991-B2 · Dec 24, 2019 · US
Steam generator for nuclear steam supply system
US-10395783-B2 · Aug 27, 2019 · US
Systems and methods for steam reheat in power plants
US-2019203614-A1 · Jul 4, 2019 · US
Nuclear power plants
US-2019164654-A1 · May 30, 2019 · US
Apparatus and method for reactor power control of steam turbine power generation system
US-10060297-B2 · Aug 28, 2018 · US
Integral reactor pressure vessel tube sheet
US-2018226162-A1 · Aug 9, 2018 · US
Integral reactor pressure vessel tube sheet
US-9997262-B2 · Jun 12, 2018 · US
Total integrated tube analysis
US-9945814-B2 · Apr 17, 2018 · US
Integral reactor pressure vessel tube sheet
US-2018005712-A1 · Jan 4, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F22B1/023?
- CPC F22B1/023 is the Cooperative Patent Classification code for “with heating tubes for nuclear reactors, as long as they are not classified according to a specified heating fluid, in another group.”
- How many patents are filed under CPC F22B1/023 (with heating tubes for nuclear reactors, as long as they are not classified according to a specified heating fluid, in another group)?
- Our database includes 33 publications tagged with this CPC code.
- Is patent activity under CPC F22B1/023 growing?
- Publication counts under this code: 1 in 2024 vs 1 in 2025 (latest complete years).