Rotary machine and primary motor-pump assembly provided with this rotary machine
US-12215706-B2 · Feb 4, 2025 · US
the fluids being radioactive
the fluids being radioactive · 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 | F04D7/08 |
| Official title | the fluids being radioactive |
| Display label | the fluids being radioactive |
| Total patents | 25 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 6 |
| 2016 | 5 |
| 2017 | 4 |
| 2018 | 4 |
| 2019 | 2 |
| 2020 | 1 |
| 2021 | 1 |
| 2024 | 1 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Rotary Machine And Primary Motor-Pump Assembly Provided With This Rotary Machine
US-2024229813-A1 · Jul 11, 2024 · US
Contacting seal arrangement for low and high pressure applications
US-2021156390-A1 · May 27, 2021 · US
Rotary device for nuclear power facility
US-10699817-B2 · Jun 30, 2020 · US
Passive shutdown sealing device for a system of shaft seals of a reactor coolant pump set
US-10385974-B2 · Aug 20, 2019 · US
Shaft sealing structure and reactor coolant pump
US-10311984-B2 · Jun 4, 2019 · US
Thermal retracting actuator
US-10125748-B2 · Nov 13, 2018 · US
Pressurized water reactor with upper vessel section providing both pressure and flow control
US-10047749-B2 · Aug 14, 2018 · US
Pump sealing device
US-9964213-B2 · May 8, 2018 · US
Method for carrying out emergent shaft sealing for reactor coolant pump and shaft sealing assembly
US-9903473-B2 · Feb 27, 2018 · US
Thermal retracting actuator
US-2017234305-A1 · Aug 17, 2017 · US
Thermal retracting actuator
US-9714644-B2 · Jul 25, 2017 · US
Rotary device for nuclear power facility
US-2017148534-A1 · May 25, 2017 · US
Leakage prevention seal, and pump for nuclear reactor cooling material
US-9534690-B2 · Jan 3, 2017 · US
Method for carrying out emergent shaft sealing for reactor coolant pump and shaft sealing assembly
US-2016312893-A1 · Oct 27, 2016 · US
Thermal Retracting Actuator
US-2016123310-A1 · May 5, 2016 · US
Thermal retracting actuator
US-2016040681-A1 · Feb 11, 2016 · US
Leakage prevention seal, and pump for nuclear reactor cooling material
US-2016010749-A1 · Jan 14, 2016 · US
Pump including a shield for protecting a pump wheel against a coolant leak along the hub of the wheel
US-2016003262-A1 · Jan 7, 2016 · US
Pump seal with thermal retracting actuator
US-9206812-B2 · Dec 8, 2015 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F04D7/08?
- CPC F04D7/08 is the Cooperative Patent Classification code for “the fluids being radioactive.”
- How many patents are filed under CPC F04D7/08 (the fluids being radioactive)?
- Our database includes 25 publications tagged with this CPC code.
- Is patent activity under CPC F04D7/08 growing?
- Publication counts under this code: 1 in 2024 vs 1 in 2025 (latest complete years).