Double pipe heat exchanger connection, method of making same, and quench exchanger design including same
US-2024353187-A1 · Oct 24, 2024 · US
Mechanical Engineering
Mechanical Engineering · 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 | F28F9/26 |
| Official title | — |
| Display label | Mechanical Engineering (mapped technology topic) |
| Total patents | 641 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 40 |
| 2016 | 40 |
| 2017 | 67 |
| 2018 | 65 |
| 2019 | 60 |
| 2020 | 52 |
| 2021 | 62 |
| 2022 | 62 |
| 2023 | 60 |
| 2024 | 60 |
| 2025 | 63 |
| 2026 | 10 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Modular tube-to-tube solid-matrix heat exchanger
US-2024240883-A1 · Jul 18, 2024 · US
Heating/cooling module
US-2016375745-A1 · Dec 29, 2016 · US
Slide-On Heat Exchanger Restraining Bracket
US-2016356557-A1 · Dec 8, 2016 · US
Material for joining and product produced therewith
US-9513071-B2 · Dec 6, 2016 · US
Heat exchanger and heat pump cycle provided with the same
US-9506683-B2 · Nov 29, 2016 · US
Thermal module connection structure
US-9500417-B2 · Nov 22, 2016 · US
Device for coupling an evaporator to an expansion valve
US-2016282025-A1 · Sep 29, 2016 · US
Heat dissipation structure and device
US-2016282057-A1 · Sep 29, 2016 · US
Method for producing and assembling superheater tubes of steam generators
US-9427792-B2 · Aug 30, 2016 · US
Recycle gas cooler systems for gas-phase polymerization processes
US-9410001-B2 · Aug 9, 2016 · US
Stacked cooler
US-2016211193-A1 · Jul 21, 2016 · US
Gas turbine engine recuperator with floating connection
US-9394828-B2 · Jul 19, 2016 · US
Heat exchanger
US-9389026-B2 · Jul 12, 2016 · US
Condenser
US-2016161160-A1 · Jun 9, 2016 · US
Particulate cooler
US-9328974-B2 · May 3, 2016 · US
Cooling Device, Particularly for Battery Modules, and Vehicle Comprising Such a Cooling Device
US-2016104922-A1 · Apr 14, 2016 · US
Manifold heat exchanger
US-2016091262-A1 · Mar 31, 2016 · US
Reactor core for use in a chemical reactor, and method of making the same
US-9255746-B2 · Feb 9, 2016 · US
Gas-Fired Tube Swaged Joint
US-2016003559-A1 · Jan 7, 2016 · US
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Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F28F9/26?
- CPC F28F9/26 is the Cooperative Patent Classification code for “Mechanical Engineering.”
- How many patents are filed under CPC F28F9/26 (Mechanical Engineering)?
- Our database includes 641 publications tagged with this CPC code.
- Is patent activity under CPC F28F9/26 growing?
- Publication counts under this code: 60 in 2024 vs 63 in 2025 (latest complete years).