- All sections
- C - Chemistry; metallurgy
- C22B - Production or refining of metals; pretreatment of raw materials
- C22B 1/212 - Sintering; Agglomerating in tunnel furnaces
Patent holdings for IPC class C22B 1/212
Total number of patents in this class: 12
10-year publication summary
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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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0
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0
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0
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0
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1
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| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Luossavaara-Kiirunavaara AB | 78 |
11 |
| Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) | 2865 |
1 |
| Other owners | 0 |