- All sections
- C - Chemistrymetallurgy
- C22B - Production or refining of metalspretreatment of raw materials
- C22B 5/18 - Reducing step-by-step
Patent holdings for IPC class C22B 5/18
Total number of patents in this class: 32
10-year publication summary
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0
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2
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2
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0
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2
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2
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2
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6
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6
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0
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Helios Project Ltd. | 21 |
4 |
| University of Bradford | 56 |
3 |
| Bradford Metallurgy Ltd | 3 |
3 |
| Toshiba Corporation | 12698 |
1 |
| Boston University | 12 |
1 |
| Calix Ltd | 92 |
1 |
| Commonwealth Scientific and Industrial Research Organisation | 1667 |
1 |
| Korea Institute of Industrial Technology | 1017 |
1 |
| Northeastern University | 561 |
1 |
| Orion Laboratories, LLC | 1 |
1 |
| Outotec (Finland) Oy | 458 |
1 |
| POSCO | 2155 |
1 |
| Research Institute of Industrial Science & Technology | 518 |
1 |
| SMS Group GmbH | 1162 |
1 |
| Tata Steel Limited | 164 |
1 |
| Triumf, Operating AS a Joint Venture by The Governors of The University of Alberta, The University of British Columbia, Carleton University, SIM | 6 |
1 |
| ULVAC, Inc. | 1368 |
1 |
| Valeas Recycling AB | 2 |
1 |
| West Virginia University Board of Governors on Behalf of West Virginia University | 169 |
1 |
| Taniobis GmbH | 59 |
1 |
| Other owners | 5 |