Regenerator for a magnetic heat exchanger and heat exchanger
US-2026071789-A1 · Mar 12, 2026 · US
specially adapted for regenerative heat-exchange apparatus
specially adapted for regenerative heat-exchange apparatus · 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 | F28F27/006 |
| Official title | {specially adapted for regenerative heat-exchange apparatus} |
| Display label | specially adapted for regenerative heat-exchange apparatus |
| Total patents | 30 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2016 | 2 |
| 2017 | 2 |
| 2018 | 4 |
| 2019 | 5 |
| 2020 | 4 |
| 2021 | 4 |
| 2022 | 3 |
| 2023 | 2 |
| 2024 | 2 |
| 2025 | 1 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Regenerator for a magnetic heat exchanger and heat exchanger
US-12480690-B2 · Nov 25, 2025 · US
System and method for capturing waste heat in an HVAC system
US-12061051-B2 · Aug 13, 2024 · US
Regenerator for a magnetic heat exchanger and heat exchanger
US-2024053067-A1 · Feb 15, 2024 · US
Direct contact particle-fluid heat exchanger
US-11674757-B1 · Jun 13, 2023 · US
Exhaust gas heat exchanger
US-11655745-B2 · May 23, 2023 · US
Multiple cooled supports for heat exchange tubes in heat exchanger
US-11519597-B2 · Dec 6, 2022 · US
Furnace for a rooftop unit
US-11486604-B2 · Nov 1, 2022 · US
Monitoring apparatus, non-transitory computer readable medium, and monitoring method
US-2022011063-A1 · Jan 13, 2022 · US
System and method for capturing waste heat in an hvac system
US-2021278143-A1 · Sep 9, 2021 · US
Exhaust gas heat exchanger
US-2021222606-A1 · Jul 22, 2021 · US
Multiple cooled supports for heat exchange tubes in heat exchanger
US-2021140628-A1 · May 13, 2021 · US
Air preheater and method of decomposing and removing ammonium bisulfate from a regenerative heating element of that air preheater
US-2021080104-A1 · Mar 18, 2021 · US
Detecting and correcting cross-leakage in heat exchangers in a petrochemical plant or refinery
US-10670353-B2 · Jun 2, 2020 · US
Detecting and correcting maldistribution in heat exchangers in a petrochemical plant or refinery
US-10663238-B2 · May 26, 2020 · US
Heat recovery system
US-2020124363-A1 · Apr 23, 2020 · US
Furnace for a rooftop unit
US-2020116391-A1 · Apr 16, 2020 · US
Furnace for a rooftop unit
US-10502454-B2 · Dec 10, 2019 · US
Thermal energy storage plant
US-10371013-B2 · Aug 6, 2019 · US
Exhaust gas cooler and exhaust gas recirculation system with an exhaust gas cooler
US-2019186433-A1 · Jun 20, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F28F27/006?
- CPC F28F27/006 is the Cooperative Patent Classification code for “specially adapted for regenerative heat-exchange apparatus.”
- How many patents are filed under CPC F28F27/006 (specially adapted for regenerative heat-exchange apparatus)?
- Our database includes 30 publications tagged with this CPC code.
- Is patent activity under CPC F28F27/006 growing?
- Publication counts under this code: 2 in 2024 vs 1 in 2025 (latest complete years).