- All sections
- C - Chemistrymetallurgy
- C01B - Non-metallic elementscompounds thereof
- C01B 25/234 - PurificationStabilisationConcentration
Patent holdings for IPC class C01B 25/234
Total number of patents in this class: 79
10-year publication summary
|
4
|
1
|
2
|
6
|
10
|
2
|
6
|
3
|
8
|
5
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Yara International ASA | 907 |
10 |
| Prayon Technologies | 48 |
5 |
| Université Mohammed VI Polytechnique | 60 |
5 |
| CJ Cheiljedang Corporation | 3667 |
4 |
| Evoqua Water Technologies LLC | 933 |
4 |
| OCP S.A. | 89 |
3 |
| Ecolab USA Inc. | 5810 |
2 |
| Guangdong Brunp Recycling Technology Co., Ltd | 1268 |
2 |
| Hunan Brunp Recycling Technology Co., Ltd. | 1226 |
2 |
| Ram Technology Co., Ltd. | 6 |
2 |
| REMONDIS Aqua GmbH & Co. KG | 20 |
2 |
| LXP Group GmbH | 5 |
2 |
| Samsung Electronics Co., Ltd. | 158337 |
1 |
| Samsung Display Co., Ltd. | 38791 |
1 |
| Asher Vitner Ltd. | 4 |
1 |
| Atotech Deutschland GmbH | 522 |
1 |
| Babcock Noell GmbH | 16 |
1 |
| Bateman Advanced Technologies Ltd. | 3 |
1 |
| Easymining Sweden AB | 74 |
1 |
| Ecophos | 7 |
1 |
| Other owners | 28 |