Device and method for removing foreign object from heat transfer tube
US-12390938-B2 · Aug 19, 2025 · US
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specially adapted for nuclear steam generators
specially adapted for nuclear steam generators · 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 | F22B37/483 |
| Official title | {specially adapted for nuclear steam generators} |
| Display label | specially adapted for nuclear steam generators |
| Total patents | 24 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 4 |
| 2016 | 1 |
| 2017 | 1 |
| 2018 | 6 |
| 2019 | 2 |
| 2020 | 1 |
| 2021 | 2 |
| 2022 | 2 |
| 2023 | 1 |
| 2024 | 1 |
| 2025 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Sludge lance for cleaning a steam generator
US-2025251202-A1 · Aug 7, 2025 · US
Apparatus and method of removing foreign substances from steam generator
US-12345412-B2 · Jul 1, 2025 · US
Device and method for removing foreign object from heat transfer tube
US-2024255242-A1 · Aug 1, 2024 · US
Apparatus and method of removing foreign substances from steam generator
US-2023138837-A1 · May 4, 2023 · US
Method for dismantling a steam generator or heat exchanger, in particular a steam generator or heat exchanger of a nuclear power plant
US-11328828-B2 · May 10, 2022 · US
Method for inspecting core shroud using remote operated vehicle (ROV)
US-11257599-B2 · Feb 22, 2022 · US
Flexible lance for machining or inspecting a tubesheet of a boiler
US-11060718-B2 · Jul 13, 2021 · US
Method for inspecting core shroud using remote operated vehicle (rov)
US-2021125738-A1 · Apr 29, 2021 · US
Remotely operated vehicles, systems, and methods for inspecting core shrouds
US-10811150-B2 · Oct 20, 2020 · US
Method for dismantling a steam generator or heat exchanger, in particular a steam generator or heat exchanger of a nuclear power plant
US-2019267147-A1 · Aug 29, 2019 · US
Method for conditioning a power-generating circulatory system of a power plant
US-10315234-B2 · Jun 11, 2019 · US
Flexible lance for machining or inspecting a tubesheet of a boiler
US-2018347807-A1 · Dec 6, 2018 · US
Steam generator sludge lance apparatus
US-10125976-B2 · Nov 13, 2018 · US
Stem generator sludge lance apparatus
US-2018142885-A1 · May 24, 2018 · US
Method for cleaning and conditioning the water-steam circuit of a power plant, especially of a nuclear power plant
US-9943890-B2 · Apr 17, 2018 · US
Steam generator sludge lance apparatus
US-9920925-B2 · Mar 20, 2018 · US
Remotely operated vehicles, systems, and methods for inspecting core shrouds
US-2018053572-A1 · Feb 22, 2018 · US
Method and apparatus for manipulating equipment inside a steam generator
US-9791145-B2 · Oct 17, 2017 · US
Lance for removing deposits adhering to the tube sheet of a steam generator
US-9366426-B2 · Jun 14, 2016 · US