Steam generator pipe having a turbulence installation body
US-11512849-B2 · Nov 29, 2022 · US
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Internally ribbed tubes
Internally ribbed tubes · 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 | F22B37/103 |
| Official title | {Internally ribbed tubes} |
| Display label | Internally ribbed tubes |
| Total patents | 10 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2016 | 2 |
| 2018 | 3 |
| 2019 | 3 |
| 2022 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Evaporator, rankine cycle apparatus, and combined heat and power system
US-10494957-B2 · Dec 3, 2019 · US
Transfer pipe for furnace
US-10274193-B2 · Apr 30, 2019 · US
Steam generator pipe having a turbulence installation body
US-2019120482-A1 · Apr 25, 2019 · US
Heat transfer tube including a groove portion having a spiral shape extending continuously and a rib portion extending continuously and protruding inward by the groove portion
US-10132494-B2 · Nov 20, 2018 · US
Evaporator, rankine cycle apparatus, and combined heat and power system
US-2018100411-A1 · Apr 12, 2018 · US
Evaporator, rankine cycle apparatus, and combined heat and power system
US-9869208-B2 · Jan 16, 2018 · US
Heat transfer tube, boiler and steam turbine device
US-2016320052-A1 · Nov 3, 2016 · US
Method for controlling a spot welding system, including the determination of the position of an inserted element in a hollow member; associated spot welding system
US-9403230-B2 · Aug 2, 2016 · US
Transfer pipe for furnace
US-2015362174-A1 · Dec 17, 2015 · US