Turbomachinery heat management system
US-11486266-B2 · Nov 1, 2022 · US
by partial arc admission of the working fluid or by intermittent admission of working and cooling fluid
by partial arc admission of the working fluid or by intermittent admission of working and cooling fluid · 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 | F02C7/125 |
| Official title | {by partial arc admission of the working fluid or by intermittent admission of working and cooling fluid} |
| Display label | by partial arc admission of the working fluid or by intermittent admission of working and cooling fluid |
| Total patents | 77 |
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 | 8 |
| 2017 | 6 |
| 2018 | 13 |
| 2019 | 14 |
| 2020 | 5 |
| 2021 | 9 |
| 2022 | 5 |
| 2023 | 3 |
| 2024 | 4 |
| 2025 | 6 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
System and method of reducing post-shutdown engine temperatures
US-11384690-B2 · Jul 12, 2022 · US
Thermally responsive cooling flow meters
US-11248490-B2 · Feb 15, 2022 · US
System and method of reducing post-shutdown engine temperatures
US-11149642-B2 · Oct 19, 2021 · US
Full hoop blade track with internal cooling channel
US-11092014-B1 · Aug 17, 2021 · US
Modulated turbine cooling system
US-11092013-B2 · Aug 17, 2021 · US
Rotor stack bushing with adaptive temperature metering for a gas turbine engine
US-2021222580-A1 · Jul 22, 2021 · US
Stator temperature control system for a gas turbine engine
US-11035251-B2 · Jun 15, 2021 · US
Stator Temperature Control System for a Gas Turbine Engine
US-2021095576-A1 · Apr 1, 2021 · US
Geothermal turbine
US-10935007-B2 · Mar 2, 2021 · US
System and method of reducing post-shutdown engine temperatures
US-2021047966-A1 · Feb 18, 2021 · US
Turbomachinery heat management system
US-2021003033-A1 · Jan 7, 2021 · US
High temperature disk conditioning system
US-10823085-B2 · Nov 3, 2020 · US
Airfoil with baffle showerhead and cooling passage network having aft inlet
US-2020332713-A1 · Oct 22, 2020 · US
Apparatus for selective delivery of pressurised gas
US-2020291856-A1 · Sep 17, 2020 · US
Turbine based combined cycle integrated power and thermal system
US-2020271075-A1 · Aug 27, 2020 · US
Air turbine start system
US-2020056547-A1 · Feb 20, 2020 · US
Turbine engine with a platform cooling circuit
US-10508548-B2 · Dec 17, 2019 · US
Thermally responsive cooling flow meters
US-2019376414-A1 · Dec 12, 2019 · US
Air turbine start system
US-10480417-B2 · Nov 19, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F02C7/125?
- CPC F02C7/125 is the Cooperative Patent Classification code for “by partial arc admission of the working fluid or by intermittent admission of working and cooling fluid.”
- How many patents are filed under CPC F02C7/125 (by partial arc admission of the working fluid or by intermittent admission of working and cooling fluid)?
- Our database includes 77 publications tagged with this CPC code.
- Is patent activity under CPC F02C7/125 growing?
- Publication counts under this code: 4 in 2024 vs 6 in 2025 (latest complete years).