- All sections
- C - Chemistrymetallurgy
- C01F - Compounds of the metals beryllium, magnesium, aluminium, calcium, strontium, barium, radium, thorium, or of the rare earth metals
- C01F 7/141 - Aluminium oxide or hydroxide from alkali metal aluminates from aqueous aluminate solutions by neutralisation with an acidic agent
Patent holdings for IPC class C01F 7/141
Total number of patents in this class: 13
10-year publication summary
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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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3
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0
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3
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2
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| JGC Catalysts and Chemicals Ltd. | 259 |
2 |
| Sasol (USA) Corporation | 68 |
2 |
| Evonik Operations GmbH | 4320 |
2 |
| Eramet | 50 |
1 |
| Guangdong Brunp Recycling Technology Co., Ltd | 1258 |
1 |
| Hunan Brunp Recycling Technology Co., Ltd. | 1221 |
1 |
| IFP Energies Nouvelles | 3094 |
1 |
| PetroChina Company Limited | 876 |
1 |
| ENEOS Corporation | 676 |
1 |
| Yichang Brunp Contemporary Amperex Co., Ltd. | 18 |
1 |
| Other owners | 0 |