Vapor generation system and apparatus
US-2025283594-A1 · Sep 11, 2025 · US
using combustion under pressure substantially exceeding atmospheric pressure
using combustion under pressure substantially exceeding atmospheric pressure · 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 | F22B1/22 |
| Official title | using combustion under pressure substantially exceeding atmospheric pressure |
| Display label | using combustion under pressure substantially exceeding atmospheric pressure |
| Total patents | 28 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2016 | 1 |
| 2017 | 1 |
| 2018 | 4 |
| 2019 | 1 |
| 2020 | 6 |
| 2021 | 5 |
| 2022 | 4 |
| 2024 | 2 |
| 2025 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Modular pressurized coal combustion plant (mccp) for flexible generation
US-2025207772-A1 · Jun 26, 2025 · US
Modular pressurized coal combustion (MPCC) for flexible generation
US-12222101-B2 · Feb 11, 2025 · US
Gas-fired steam boiler with gap structure
US-12117208-B2 · Oct 15, 2024 · US
Gas-fired steam boiler with gap structure
US-2024183579-A1 · Jun 6, 2024 · US
Steam generator and car washer with steam generator
US-11525572-B2 · Dec 13, 2022 · US
Natural circulation multi-circulation package boiler with superheat for steam assisted gravity drainage (SAGD) process including superheat
US-11415314-B2 · Aug 16, 2022 · US
Boiler
US-11371695-B2 · Jun 28, 2022 · US
Production of hydrocarbon using direct-contact steam generation
US-11236594-B2 · Feb 1, 2022 · US
Steam Generator and Car Washer with Steam Generator
US-2021364162-A1 · Nov 25, 2021 · US
Oxy-combustion process with modular boiler design
US-11029020-B2 · Jun 8, 2021 · US
Boiler
US-2021123596-A1 · Apr 29, 2021 · US
Production of hydrocarbon using direct-contact steam generation
US-2021025266-A1 · Jan 28, 2021 · US
Modular pressurized coal combustion (mpcc) for flexible generation
US-2021025585-A1 · Jan 28, 2021 · US
Natural circulation multi-circulation package boiler with superheat for steam assisted gravity drainage (sagd) process including superheat
US-2020400305-A1 · Dec 24, 2020 · US
Production of hydrocarbon using direct-contact steam generation
US-10851630-B2 · Dec 1, 2020 · US
Method and apparatus for capturing carbon dioxide during combustion of carbon containing fuel
US-2020363060-A1 · Nov 19, 2020 · US
Method and apparatus for capturing carbon dioxide during combustion of carbon containing fuel
US-10767861-B2 · Sep 8, 2020 · US
Radiant boiler for pressurized oxy-combustion and method of radiant trapping to control heat flux in high temperature particle-laden flows at elevated pressure
US-10731847-B2 · Aug 4, 2020 · US
Boiler and method for controlling boiler
US-2020191382-A1 · Jun 18, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F22B1/22?
- CPC F22B1/22 is the Cooperative Patent Classification code for “using combustion under pressure substantially exceeding atmospheric pressure.”
- How many patents are filed under CPC F22B1/22 (using combustion under pressure substantially exceeding atmospheric pressure)?
- Our database includes 28 publications tagged with this CPC code.
- Is patent activity under CPC F22B1/22 growing?
- Publication counts under this code: 2 in 2024 vs 3 in 2025 (latest complete years).