Cathode material drying device and cathode material drying production line
US-12595962-B2 · Apr 7, 2026 · US
Arrangements of air or gas supply devices
Arrangements of air or gas supply devices · 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 | F27B7/36 |
| Official title | Arrangements of air or gas supply devices |
| Display label | Arrangements of air or gas supply devices |
| Total patents | 46 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2016 | 2 |
| 2017 | 3 |
| 2018 | 3 |
| 2019 | 4 |
| 2020 | 4 |
| 2021 | 5 |
| 2022 | 4 |
| 2023 | 7 |
| 2024 | 4 |
| 2025 | 8 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Method for reducing combustion temperature and thermal radiation within a lime kiln
US-12492818-B2 · Dec 9, 2025 · US
Method of forming positive electrode active material, kiln, and heating furnace
US-2025347466-A1 · Nov 13, 2025 · US
Apparatus and method for manufacturing a product
US-2025297807-A1 · Sep 25, 2025 · US
Method of forming positive electrode active material, kiln, and heating furnace
US-12392555-B2 · Aug 19, 2025 · US
Rotary microwave apparatus
US-2025137721-A1 · May 1, 2025 · US
Rotary kiln
US-2025093101-A1 · Mar 20, 2025 · US
Process plant for converting a solid input material into a solid process product
US-2025051228-A1 · Feb 13, 2025 · US
Rotary kiln
US-12188723-B2 · Jan 7, 2025 · US
Method and device for producing cement clinker
US-2024308905-A1 · Sep 19, 2024 · US
Combustion heat generator with recirculation region
US-12007168-B2 · Jun 11, 2024 · US
Oxyfuel clinker production with special oxygen addition
US-11878950-B2 · Jan 23, 2024 · US
Cathode material drying device and cathode material drying production line
US-2024011709-A1 · Jan 11, 2024 · US
Rotary kiln
US-2023204286-A1 · Jun 29, 2023 · US
Method for treating pourable, inorganic grain, and rotary tube suitable for performing the method
US-11674755-B2 · Jun 13, 2023 · US
Installation for the thermal treatment of dispersible raw material, and method for operating such an installation
US-2023175778-A1 · Jun 8, 2023 · US
Cement-manufacturing plant and process for producing cement clinker
US-2023152037-A1 · May 18, 2023 · US
A method for reducing combustion temperature and thermal radiation within a lime kiln
US-2023144517-A1 · May 11, 2023 · US
Plant and method for treating solid material
US-2023101178-A1 · Mar 30, 2023 · US
Method of forming positive electrode active material, kiln, and heating furnace
US-2023014507-A1 · Jan 19, 2023 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F27B7/36?
- CPC F27B7/36 is the Cooperative Patent Classification code for “Arrangements of air or gas supply devices.”
- How many patents are filed under CPC F27B7/36 (Arrangements of air or gas supply devices)?
- Our database includes 46 publications tagged with this CPC code.
- Is patent activity under CPC F27B7/36 growing?
- Publication counts under this code: 4 in 2024 vs 8 in 2025 (latest complete years).