- All sections
- C - Chemistrymetallurgy
- C22B - Production or refining of metalspretreatment of raw materials
- C22B 1/06 - Sulfating roasting
Patent holdings for IPC class C22B 1/06
Total number of patents in this class: 101
10-year publication summary
|
2
|
7
|
4
|
7
|
10
|
5
|
7
|
12
|
15
|
5
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Nemaska Lithium Inc. | 73 |
8 |
| Beijing University of Technology | 492 |
5 |
| Hunan Brunp Recycling Technology Co., Ltd. | 1212 |
5 |
| Guangdong Brunp Recycling Technology Co., Ltd | 1243 |
4 |
| Barrick Gold Corporation | 52 |
3 |
| Australian Nuclear Science and Technology Organisation | 69 |
3 |
| U.S. Borax Inc. | 114 |
3 |
| Vale S.A. | 271 |
3 |
| China ENFI Engineering Corp. | 103 |
3 |
| Ecopro Innovation Co., Ltd. | 7 |
3 |
| Iluka Resources Limited | 37 |
2 |
| JNC Corporation | 1556 |
2 |
| Kunming University of Science and Technology | 183 |
2 |
| Outotec (Finland) Oy | 480 |
2 |
| Praxair Technology, Inc. | 1298 |
2 |
| Duesenfeld GmbH | 27 |
2 |
| Imertech SAS | 230 |
2 |
| Barrick Gold Corporation | 7 |
2 |
| British Lithium Limited | 3 |
2 |
| Innovative Manganese Technologies SA (Pty) Ltd. | 6 |
2 |
| Other owners | 41 |