Heat exchanger tube block, exhaust heat recovery boiler, and method of constructing exhaust heat recovery boiler
US-12339077-B2 · Jun 24, 2025 · US
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applicable to more than one kind or type of steam boiler
applicable to more than one kind or type of steam boiler · 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 | F22B37/02 |
| Official title | applicable to more than one kind or type of steam boiler |
| Display label | applicable to more than one kind or type of steam boiler |
| Total patents | 24 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2016 | 3 |
| 2017 | 2 |
| 2018 | 2 |
| 2019 | 5 |
| 2020 | 3 |
| 2021 | 4 |
| 2022 | 2 |
| 2023 | 1 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Cognitive energy assessment by a non-intrusive sensor in a thermal energy fluid transfer system
US-11774295-B2 · Oct 3, 2023 · US
Boiler
US-11371695-B2 · Jun 28, 2022 · US
Heat exchanger tube block, exhaust heat recovery boiler, and method of constructing exhaust heat recovery boiler
US-2022034502-A1 · Feb 3, 2022 · US
Vapor condensation method
US-11204207-B2 · Dec 21, 2021 · US
Flue gas exhaust system, duct, industrial furnace, and plant
US-11067274-B2 · Jul 20, 2021 · US
Closed circuit functioning according to a Rankine cycle with a device for the emergency stopping of the circuit, and method using such a circuit
US-11060423-B2 · Jul 13, 2021 · US
Boiler
US-2021123596-A1 · Apr 29, 2021 · US
Spray nozzle and deaerator
US-10859258-B2 · Dec 8, 2020 · US
Hinged baffle assembly for heat recovery steam generator
US-10845134-B2 · Nov 24, 2020 · US
Vapor condensation method
US-2020173739-A1 · Jun 4, 2020 · US
Valve module, and steam turbine and power generation system including the same
US-10480344-B2 · Nov 19, 2019 · US
Hinged baffle assembly for heat recovery steam generator
US-2019285366-A1 · Sep 19, 2019 · US
Flue gas exhaust system, duct, industrial furnace, and plant
US-2019257518-A1 · Aug 22, 2019 · US
Closed circuit functioning according to a Rankine cycle with a device for the emergency stopping of the circuit, and method using such a circuit
US-2019186299-A1 · Jun 20, 2019 · US
Cognitive energy assessment by a non-intrusive sensor in a thermal energy fluid transfer system
US-2019064004-A1 · Feb 28, 2019 · US
Valve module, and steam turbine and power generation system including the same
US-2018334919-A1 · Nov 22, 2018 · US
Spray nozzle and deaerator
US-2018245789-A1 · Aug 30, 2018 · US
Steam generator film cooling using produced water
US-9851096-B2 · Dec 26, 2017 · US
Acoustic abatement system for air cooled heat exchanger
US-9852725-B2 · Dec 26, 2017 · US