- All sections
- C - Chemistrymetallurgy
- C01F - Compounds of the metals beryllium, magnesium, aluminium, calcium, strontium, barium, radium, thorium, or of the rare earth metals
- C01F 7/0613 - Pretreatment of the minerals, e.g. grinding
Patent holdings for IPC class C01F 7/0613
Total number of patents in this class: 3
10-year publication summary
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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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1
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0
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0
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2
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Alcoa of Australia Limited | 49 |
1 |
| Rio Tinto ALCAN International Limited | 217 |
1 |
| Zhengzhou Non-Ferrous Metals Research Institute Co.Ltd of Chalco | 37 |
1 |
| Other owners | 0 |