- All sections
- C - Chemistry; metallurgy
- C22B - Production or refining of metals; pretreatment of raw materials
- C22B 15/02 - Obtaining copper in blast furnaces
Patent holdings for IPC class C22B 15/02
Total number of patents in this class: 8
10-year publication summary
|
2
|
0
|
2
|
3
|
0
|
0
|
0
|
1
|
0
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| 5N Plus Inc. | 39 |
3 |
| Asesorias y Servicios Innovaxxion SpA | 9 |
1 |
| SMS Group GmbH | 1029 |
1 |
| Cuprachem Technology (Proprietary) Limited | 1 |
1 |
| Zhaoqing Feinan Metal Co., Ltd. | 1 |
1 |
| Metso Metals Oy | 205 |
1 |
| Other owners | 0 |