Tube module and tube assembly including same
US-12455116-B2 · Oct 28, 2025 · US
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of multiple-chamber or multiple-drum type
of multiple-chamber or multiple-drum type · 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 | F27B7/02 |
| Official title | of multiple-chamber or multiple-drum type |
| Display label | of multiple-chamber or multiple-drum type |
| Total patents | 14 |
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 | 1 |
| 2017 | 3 |
| 2018 | 1 |
| 2019 | 1 |
| 2020 | 2 |
| 2022 | 1 |
| 2023 | 3 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Expansion constraint assembly and related methods
US-11698226-B2 · Jul 11, 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
Thermal treatment of mineral materials in a reducing atmosphere using alternative fuels
US-2022316800-A1 · Oct 6, 2022 · US
Method for treating pourable, inorganic grain, and rotary tube suitable for performing the method
US-2020363129-A1 · Nov 19, 2020 · US
Expansion constraint assembly and related methods
US-2020240710-A1 · Jul 30, 2020 · US
Method for operating blast furnace
US-10487370-B2 · Nov 26, 2019 · US
Method for operating blast furnace
US-2018044745-A1 · Feb 15, 2018 · US
Method for calcination of a carbon dioxide rich sorbent
US-9701544-B2 · Jul 11, 2017 · US
Method for calcination of a carbon dioxide rich sorbent
US-2017113944-A1 · Apr 27, 2017 · US
Calciner for calcination of a carbon dioxide rich sorbent
US-9573848-B2 · Feb 21, 2017 · US
Treatment device
US-9324494-B2 · Apr 26, 2016 · US
Calciner and a method for calcination of a carbon dioxide rich sorbent
US-2015368157-A1 · Dec 24, 2015 · US