- All sections
- C - Chemistrymetallurgy
- C21D - Modifying the physical structure of ferrous metalsgeneral devices for heat treatment of ferrous or non-ferrous metals or alloysmaking metal malleable, e.g. by decarburisation or tempering
- C21D 9/675 - Arrangements of charging or discharging devices
Patent holdings for IPC class C21D 9/675
Total number of patents in this class: 7
10-year publication summary
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2
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0
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0
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2
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1
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1
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0
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0
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0
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0
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Ebner Industrieofenbau GmbH | 142 |
4 |
| SABIC Global Technologies B.V. | 4335 |
2 |
| Montupet S.A. | 8 |
1 |
| Other owners | 0 |