Tube module and tube assembly including same
US-12455116-B2 · Oct 28, 2025 · US
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with longitudinal divisions
with longitudinal divisions · 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 | F27B7/04 |
| Official title | with longitudinal divisions |
| Display label | with longitudinal divisions |
| Total patents | 9 |
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 |
| 2017 | 1 |
| 2020 | 1 |
| 2021 | 1 |
| 2022 | 1 |
| 2023 | 3 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Apparatus for recovering active material and method for reusing active material by using same
US-2023327226-A1 · Oct 12, 2023 · US
Tube Module and Tube Assembly Including Same
US-2023213281-A1 · Jul 6, 2023 · US
Method for treating pourable, inorganic grain, and rotary tube suitable for performing the method
US-11674755-B2 · Jun 13, 2023 · US
Multitubular rotary heat exchanger
US-11300357-B2 · Apr 12, 2022 · US
Multitubular rotary heat exchanger
US-2021048254-A1 · Feb 18, 2021 · US
Method for treating pourable, inorganic grain, and rotary tube suitable for performing the method
US-2020363129-A1 · Nov 19, 2020 · US
Method for producing synthetic quartz glass granules
US-9580348-B2 · Feb 28, 2017 · US
Method for producing synthetic quartz glass granules
US-2015107301-A1 · Apr 23, 2015 · US