Biomass-mixed, pulverized coal-fired burner and fuel combustion method
US-10107492-B2 · Oct 23, 2018 · US
using vanes
using vanes · 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 | F23C7/004 |
| Official title | {using vanes} |
| Display label | using vanes |
| Total patents | 136 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 24 |
| 2016 | 11 |
| 2017 | 16 |
| 2018 | 13 |
| 2019 | 17 |
| 2020 | 20 |
| 2021 | 11 |
| 2022 | 4 |
| 2023 | 9 |
| 2024 | 7 |
| 2025 | 4 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Burner for a gas turbine
US-2018195724-A1 · Jul 12, 2018 · US
Evaporator burner arrangement for a mobile heater operated with liquid fuel
US-2018172268-A1 · Jun 21, 2018 · US
Evaporator burner for a mobile heting unit operated using liquid fuel
US-2018172269-A1 · Jun 21, 2018 · US
Fuel nozzle of a gas turbine with a swirl generator
US-2018156450-A1 · Jun 7, 2018 · US
Injection system for a turbine engine combustion chamber configured for direct injection of two coaxial fuel flows
US-9989256-B2 · Jun 5, 2018 · US
Fuel nozzles
US-9897321-B2 · Feb 20, 2018 · US
Mixer assembly for a gas turbine engine
US-2018045415-A1 · Feb 15, 2018 · US
Combustor inlet mixing system with swirler vanes having slots
US-2018003384-A1 · Jan 4, 2018 · US
Swirler
US-9851098-B2 · Dec 26, 2017 · US
Lean premix burner having center gas nozzle
US-9841189-B2 · Dec 12, 2017 · US
Improved swirl burner with fuel injection upstream and downstream of the swirler
US-2017346107-A1 · Nov 30, 2017 · US
Burner arrangement and method for operating a burner arrangement
US-9829200-B2 · Nov 28, 2017 · US
Combustor with Staged, Axially Offset Combustion
US-2017328570-A1 · Nov 16, 2017 · US
Inclined fuel injection of fuel into a swirler slot
US-9810433-B2 · Nov 7, 2017 · US
Method for premixing air with a gaseous fuel and burner arrangement for conducting said method
US-9810432-B2 · Nov 7, 2017 · US
Combustor assembly for low-emissions and alternate liquid fuels
US-2017292696-A1 · Oct 12, 2017 · US
Evaporator burner for a mobile heating device
US-9759422-B2 · Sep 12, 2017 · US
Mobile heating device operated with liquid fuel
US-9759448-B2 · Sep 12, 2017 · US
Vaned structure and a method of manufacturing a vaned structure
US-9739161-B2 · Aug 22, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F23C7/004?
- CPC F23C7/004 is the Cooperative Patent Classification code for “using vanes.”
- How many patents are filed under CPC F23C7/004 (using vanes)?
- Our database includes 136 publications tagged with this CPC code.
- Is patent activity under CPC F23C7/004 growing?
- Publication counts under this code: 7 in 2024 vs 4 in 2025 (latest complete years).