- All sections
- C - Chemistrymetallurgy
- C22B - Production or refining of metalspretreatment of raw materials
- C22B 23/06 - Refining
Patent holdings for IPC class C22B 23/06
Total number of patents in this class: 90
10-year publication summary
|
2
|
5
|
2
|
0
|
2
|
4
|
5
|
5
|
7
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sumitomo Metal Mining Co., Ltd. | 1894 |
8 |
| Korea Zinc Co., Ltd. | 106 |
4 |
| Research Institute of Industrial Science & Technology | 513 |
4 |
| Cvmr Corporation | 20 |
3 |
| Hatch Ltd. | 215 |
3 |
| Tesla, Inc. | 1816 |
3 |
| POSCO Holdings Inc. | 349 |
3 |
| Kemco | 44 |
3 |
| BASF SE | 21135 |
2 |
| 5N Plus Inc. | 48 |
2 |
| Enpar Technologies Inc. | 8 |
2 |
| Guangdong Brunp Recycling Technology Co., Ltd | 1248 |
2 |
| Hunan Brunp Recycling Technology Co., Ltd. | 1217 |
2 |
| POSCO | 2154 |
2 |
| Umicore | 696 |
2 |
| Vale S.A. | 267 |
2 |
| Rocher Manganese, Inc. | 6 |
2 |
| Honeywell International Inc. | 13558 |
1 |
| Sumitomo Chemical Company, Limited | 9039 |
1 |
| ATI Properties LLC | 203 |
1 |
| Other owners | 38 |