Process and tools to perform reactor pressure vessel nozzle expansion mitigating primary coolant leakage
US-12573513-B2 · Mar 10, 2026 · US
Joints between tubes and vessel walls, e.g. taking into account thermal stresses
Joints between tubes and vessel walls, e.g. taking into account thermal stresses · Cooperative Patent Classification (CPC)
Computing, optics, measurement, and control technologies.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | G21C13/032 |
| Official title | Joints between tubes and vessel walls, e.g. taking into account thermal stresses |
| Display label | Joints between tubes and vessel walls, e.g. taking into account thermal stresses |
| Total patents | 39 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2016 | 1 |
| 2017 | 3 |
| 2018 | 5 |
| 2019 | 8 |
| 2020 | 3 |
| 2021 | 5 |
| 2022 | 4 |
| 2023 | 4 |
| 2024 | 2 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Method for maintaining a nuclear reactor
US-12567508-B2 · Mar 3, 2026 · US
Jet Pump Clamps and Methods for use in a Nuclear Reactor Jet Pump
US-2024175450-A1 · May 30, 2024 · US
Method for maintaining a nuclear reactor
US-2024087763-A1 · Mar 14, 2024 · US
Process and tools to perform reactor pressure vessel nozzle expansion mitigating primary coolant leakage
US-2023402198-A1 · Dec 14, 2023 · US
Replacement thermal sleeve for a reactor vessel closure head penetration adapter of control rod drive mechanism
US-11721445-B2 · Aug 8, 2023 · US
Prevention device for LOCA and nuclear reactor having the same
US-11646124-B2 · May 9, 2023 · US
Replacement thermal sleeve for a reactor vessel closure head penetration adapter of control rod drive mechanism
US-2023074289-A1 · Mar 9, 2023 · US
Flow restricting slip joint clamps and methods for use in a nuclear reactor jet pump
US-11538598-B2 · Dec 27, 2022 · US
Reactor pressure vessel including pipe restraint device, and/or pipe restraint device
US-11530769-B2 · Dec 20, 2022 · US
Replacement thermal sleeve for a reactor vessel closure head penetration adapter of control rod drive mechanism
US-11501887-B2 · Nov 15, 2022 · US
Multiple-path flow restrictor nozzle
US-11232874-B2 · Jan 25, 2022 · US
Prevention device for loca and nuclear reactor having the same
US-2021375497-A1 · Dec 2, 2021 · US
Replacing a thermal sleeve in a reactor vessel head adapter
US-11189386-B2 · Nov 30, 2021 · US
Weld repair systems and methods for use in a nuclear reactor jet pump
US-11112052-B2 · Sep 7, 2021 · US
Thermal sleeve
US-2021158980-A1 · May 27, 2021 · US
Managing dynamic forces on a nuclear reactor system
US-10964437-B2 · Mar 30, 2021 · US
Flow restricting slip joint clamps and methods for use in a nuclear reactor jet pump
US-2020135348-A1 · Apr 30, 2020 · US
Seismic attenuation system for a nuclear reactor
US-RE47965-E · Apr 28, 2020 · US
Reactor pressure vessel including pipe restraint device, and/or pipe restraint device
US-2020116286-A1 · Apr 16, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC G21C13/032?
- CPC G21C13/032 is the Cooperative Patent Classification code for “Joints between tubes and vessel walls, e.g. taking into account thermal stresses.”
- How many patents are filed under CPC G21C13/032 (Joints between tubes and vessel walls, e.g. taking into account thermal stresses)?
- Our database includes 39 publications tagged with this CPC code.
- Is patent activity under CPC G21C13/032 growing?
- Publication counts under this code: 4 in 2023 vs 2 in 2024 (latest complete years).