- All sections
- C - Chemistry; metallurgy
- C01F - Compounds of the metals beryllium, magnesium, aluminium, calcium, strontium, barium, radium, thorium, or of the rare earth metals
- C01F 7/62 - Purification
Patent holdings for IPC class C01F 7/62
Total number of patents in this class: 15
10-year publication summary
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0
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0
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2
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1
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0
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1
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0
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0
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3
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2
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| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Alcoa of Australia Limited | 54 |
2 |
| Tianqi Lithium Kwinana Pty Ltd | 8 |
2 |
| Ecotec Gestione Impianti S.r.l. | 9 |
1 |
| Ecotec Risorse S.r.l. | 1 |
1 |
| Gharda, Keki Hormusji | 3 |
1 |
| Nextchem, LLC | 4 |
1 |
| Nippon Light Metal Company, Ltd. | 645 |
1 |
| Norsk Hydro ASA | 288 |
1 |
| Tokuyama Corporation | 1248 |
1 |
| University of South Australia | 194 |
1 |
| Shanxi Ruienze Technology Co. Ltd | 2 |
1 |
| Shanxi University | 35 |
1 |
| Sichuan Xingzhi Zhihui Intellectual Property Operation Co., Ltd. | 53 |
1 |
| Other owners | 0 |