Fuel injection nozzle, fuel injection module and gas turbine
US-10634356-B2 · Apr 28, 2020 · US
being tubular
being tubular · 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 | F23R3/32 |
| Official title | being tubular |
| Display label | being tubular |
| Total patents | 105 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 9 |
| 2016 | 15 |
| 2017 | 10 |
| 2018 | 13 |
| 2019 | 11 |
| 2020 | 10 |
| 2021 | 7 |
| 2022 | 5 |
| 2023 | 13 |
| 2024 | 6 |
| 2025 | 5 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Combustor nozzle, combustor, and gas turbine
US-2020033006-A1 · Jan 30, 2020 · US
Method and system for aero-shaped liquid fuel posts for micromixers
US-2019368738-A1 · Dec 5, 2019 · US
Gas Turbine Combustor, Gas Turbine, and Control Method for Gas Turbine Combustor
US-2019242581-A1 · Aug 8, 2019 · US
Fuel injector, combustor, and gas turbine
US-2019212010-A1 · Jul 11, 2019 · US
Compact multi-residence time bundled tube fuel nozzle having transition portions of different lengths
US-10344982-B2 · Jul 9, 2019 · US
Fuel injection device for gas turbine
US-10330050-B2 · Jun 25, 2019 · US
Micro-turbine gas generator and propulsive system
US-2019153948-A1 · May 23, 2019 · US
Fuel injector, combustor, and gas turbine
US-10274200-B2 · Apr 30, 2019 · US
Gas turbine
US-2019107053-A1 · Apr 11, 2019 · US
Burner assembly, combustor, and gas turbine
US-2019086089-A1 · Mar 21, 2019 · US
Gas-only cartridge for a premix fuel nozzle
US-10228140-B2 · Mar 12, 2019 · US
Auxiliary torch ignition
US-2019010872-A1 · Jan 10, 2019 · US
Cooled cooling air taken directly from combustor dome
US-10151243-B2 · Dec 11, 2018 · US
Fuel flow rate setting method, device for implementing said method, and gas turbine plant provided with said device
US-2018299131-A1 · Oct 18, 2018 · US
Micromixer system for a turbine system and an associated method thereof
US-10101032-B2 · Oct 16, 2018 · US
Dual-fuel injector with a double pipe sleeve gaseus fuel flow path
US-10094567-B2 · Oct 9, 2018 · US
Systems and methods for high volumetric oxidant flow in gas turbine engine with exhaust gas recirculation
US-10094566-B2 · Oct 9, 2018 · US
Bundled tube fuel nozzle assembly with liquid fuel capability
US-10087844-B2 · Oct 2, 2018 · US
Gas turbine combustor
US-10060625-B2 · Aug 28, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F23R3/32?
- CPC F23R3/32 is the Cooperative Patent Classification code for “being tubular.”
- How many patents are filed under CPC F23R3/32 (being tubular)?
- Our database includes 105 publications tagged with this CPC code.
- Is patent activity under CPC F23R3/32 growing?
- Publication counts under this code: 6 in 2024 vs 5 in 2025 (latest complete years).