Combustion system with flame location actuation
US-2018372314-A1 · Dec 27, 2018 · US
Burner staging
Burner staging · 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 | F23C2201/20 |
| Official title | Burner staging |
| Display label | Burner staging |
| Total patents | 97 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 12 |
| 2016 | 18 |
| 2017 | 16 |
| 2018 | 14 |
| 2019 | 10 |
| 2020 | 7 |
| 2021 | 4 |
| 2022 | 6 |
| 2023 | 4 |
| 2025 | 5 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
A Burner for a Kiln
US-2018363896-A1 · Dec 20, 2018 · US
Sequential combustion arrangement with dilution gas
US-10151487-B2 · Dec 11, 2018 · US
Biomass-mixed, pulverized coal-fired burner and fuel combustion method
US-10107492-B2 · Oct 23, 2018 · US
Combustion system with flame location actuation
US-10066835-B2 · Sep 4, 2018 · US
Flamesheet combustor contoured liner
US-10060630-B2 · Aug 28, 2018 · US
Combustion Apparatus
US-2018209640-A1 · Jul 26, 2018 · US
Process of using a submerged combustion melter to produce hollow glass fiber or solid glass fiber having entrained bubbles, and burners and systems to make such fibers
US-2018170792-A1 · Jun 21, 2018 · US
LNA with Programmable Linearity
US-2018175807-A1 · Jun 21, 2018 · US
Rich-lean burner
US-9933155-B2 · Apr 3, 2018 · US
Process of using a submerged combustion melter to produce hollow glass fiber or solid glass fiber having entrained bubbles, and burners and systems to make such fibers
US-9926219-B2 · Mar 27, 2018 · US
LNA with programmable linearity
US-9929701-B1 · Mar 27, 2018 · US
LNA with Programmable Linearity
US-2018083579-A1 · Mar 22, 2018 · US
Combustion burner and boiler including the same
US-9869469-B2 · Jan 16, 2018 · US
Pulverized fuel-oxygen burner
US-2017343212-A1 · Nov 30, 2017 · US
LOW NOx BURNER FOR ETHYLENE CRACKING FURNACES AND OTHER HEATING APPLICATIONS
US-2017336068-A1 · Nov 23, 2017 · US
Combustors and methods of assembling the same
US-2017328569-A1 · Nov 16, 2017 · US
Method for operating a lean premix burner of an aircraft gas turbine and device for carrying out the method
US-2017299183-A1 · Oct 19, 2017 · US
Flamesheet combustor dome
US-9752781-B2 · Sep 5, 2017 · US
Pulverized fuel-oxygen burner
US-9752777-B2 · Sep 5, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F23C2201/20?
- CPC F23C2201/20 is the Cooperative Patent Classification code for “Burner staging.”
- How many patents are filed under CPC F23C2201/20 (Burner staging)?
- Our database includes 97 publications tagged with this CPC code.
- Is patent activity under CPC F23C2201/20 growing?
- Publication counts under this code: 4 in 2023 vs 5 in 2025 (latest complete years).