Material transportation vehicle, carrying device, drying system and control method
US-2024286655-A1 · Aug 29, 2024 · US
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Vacuum furnaces
Vacuum furnaces · 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 | F27B9/042 |
| Official title | {Vacuum furnaces} |
| Display label | Vacuum furnaces |
| Total patents | 10 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2016 | 1 |
| 2017 | 1 |
| 2018 | 2 |
| 2019 | 2 |
| 2021 | 1 |
| 2022 | 1 |
| 2023 | 1 |
| 2024 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Continuous-feed chemical vapor deposition system
US-2023002906-A1 · Jan 5, 2023 · US
Heat treatment system
US-11248846-B2 · Feb 15, 2022 · US
Thermal reduction apparatus for metal production, gate device, condensing system, and control method thereof
US-11136646-B2 · Oct 5, 2021 · US
Thermal reduction apparatus for metal production, gate device, condensing system, and control method thereof
US-2019218642-A1 · Jul 18, 2019 · US
Thermal reduction apparatus for metal production, gate device, condensing system, and control method thereof
US-10287651-B2 · May 14, 2019 · US
Precision dual annealing apparatus
US-10126053-B2 · Nov 13, 2018 · US
Precision Dual Annealing Apparatus
US-2018066891-A1 · Mar 8, 2018 · US
Heat treatment system
US-2017370648-A1 · Dec 28, 2017 · US
Thermal reduction apparatus for metal production, gate device, condensing system, and control method thereof
US-2016069615-A1 · Mar 10, 2016 · US