Heat treatment system and atmosphere substitution structure of heat treatment furnace
US-2024426554-A1 · Dec 26, 2024 · US
Doors for separating two chambers in the furnace · Cooperative Patent Classification (CPC)
Engines, pumps, lighting, heating, and mechanical systems.
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | F27D2001/1891 |
| Official title | {Doors for separating two chambers in the furnace} |
| Display label | Doors for separating two chambers in the furnace |
| Total patents | 6 |
Year-over-year patent counts classified under this CPC code.
Filing activity appears stable based on the most recent years.
| Year | Patents |
|---|---|
| 2021 | 2 |
| 2023 | 2 |
| 2024 | 2 |
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
US-2024426554-A1 · Dec 26, 2024 · US
US-11892237-B2 · Feb 6, 2024 · US
US-2023381859-A1 · Nov 30, 2023 · US
US-11766718-B2 · Sep 26, 2023 · US
US-2021207889-A1 · Jul 8, 2021 · US
US-2021078075-A1 · Mar 18, 2021 · US