- All sections
- C - Chemistrymetallurgy
- C21B - Manufacture of iron or steel
- C21B 5/04 - Making slag of special composition
Patent holdings for IPC class C21B 5/04
Total number of patents in this class: 15
10-year publication summary
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1
|
0
|
2
|
3
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0
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2
|
1
|
2
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2
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Exothermic Distribution Corporation | 2 |
2 |
| Northeastern University | 537 |
2 |
| Pangang Group Panzhihua Iron & Steel Research Institute Co., Ltd. | 71 |
2 |
| CO2 Solutions Inc. | 25 |
1 |
| Eco'ring | 15 |
1 |
| Hyundai Steel Company | 425 |
1 |
| Lixivia, Inc. | 32 |
1 |
| SMS Group GmbH | 1118 |
1 |
| SunCoke Technology and Development LLC | 237 |
1 |
| Tata Steel Limited | 175 |
1 |
| Yujin Ecociel Co., Ltd. | 1 |
1 |
| Nsgi Steel Inc. | 5 |
1 |
| Other owners | 0 |