Heat exchangers with floating headers
US-10488122-B2 · Nov 26, 2019 · US
Transversal partitions
Transversal partitions · 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 | F28F2009/226 |
| Official title | {Transversal partitions} |
| Display label | Transversal partitions |
| Total patents | 195 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 10 |
| 2016 | 15 |
| 2017 | 17 |
| 2018 | 16 |
| 2019 | 17 |
| 2020 | 26 |
| 2021 | 18 |
| 2022 | 21 |
| 2023 | 19 |
| 2024 | 18 |
| 2025 | 11 |
| 2026 | 7 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
U-tube heat exchanger
US-2019033002-A1 · Jan 31, 2019 · US
Plate heat exchanger with distribution tubes
US-10156401-B2 · Dec 18, 2018 · US
Tube heat exchange unit for internals of heat exchangers reactors
US-2018306526-A1 · Oct 25, 2018 · US
Air-cooled heat exchangers
US-2018280917-A1 · Oct 4, 2018 · US
Detecting and correcting maldistribution in heat exchangers in a petrochemical plant or refinery
US-2018283815-A1 · Oct 4, 2018 · US
Wet-cooled heat exchanger
US-2018283813-A1 · Oct 4, 2018 · US
Detecting and correcting cross-leakage in heat exchangers in a petrochemical plant or refinery
US-2018283816-A1 · Oct 4, 2018 · US
Shell-and-tube equipment with antivibration baffles and related assembling method
US-2018224219-A1 · Aug 9, 2018 · US
Evaporator and centrifugal chiller provided with the same
US-2018187932-A1 · Jul 5, 2018 · US
Heat exchanger
US-2018120002-A1 · May 3, 2018 · US
Heat exchanger having partition
US-9958195-B2 · May 1, 2018 · US
Insert for heat exchanger
US-2018112922-A1 · Apr 26, 2018 · US
Staged graphite foam heat exchangers
US-9951997-B2 · Apr 24, 2018 · US
Heat exchangers for low temperature carbon dioxide separation from natural gas
US-2018106535-A1 · Apr 19, 2018 · US
Insert for heat exchanger and heat exchanger having the same
US-9903658-B2 · Feb 27, 2018 · US
Feed effluent heat exchanger
US-2018023897-A1 · Jan 25, 2018 · US
Heat exchanger
US-9857109-B2 · Jan 2, 2018 · US
Tube in cross-flow conduit heat exchanger
US-9835380-B2 · Dec 5, 2017 · US
Re-direction of vapor flow across tubular condensers
US-2017307300-A1 · Oct 26, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F28F2009/226?
- CPC F28F2009/226 is the Cooperative Patent Classification code for “Transversal partitions.”
- How many patents are filed under CPC F28F2009/226 (Transversal partitions)?
- Our database includes 195 publications tagged with this CPC code.
- Is patent activity under CPC F28F2009/226 growing?
- Publication counts under this code: 18 in 2024 vs 11 in 2025 (latest complete years).