- All sections
- C - Chemistrymetallurgy
- C21C - Processing of pig-iron, e.g. refining, manufacture of wrought-iron or steeltreatment in molten state of ferrous alloys
- C21C 1/06 - Constructional features of mixers for pig-iron
Patent holdings for IPC class C21C 1/06
Total number of patents in this class: 40
10-year publication summary
|
6
|
1
|
3
|
0
|
2
|
1
|
0
|
2
|
4
|
3
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Novelis Inc. | 735 |
6 |
| Molten Metal Equipment Innovations, LLC | 98 |
5 |
| Foseco International Limited | 212 |
3 |
| JFE Steel Corporation | 6794 |
2 |
| POSCO | 2189 |
2 |
| POSCO Co., Ltd. | 1543 |
2 |
| NIPPON STEEL Stainless Steel Corporation | 286 |
2 |
| Howmedica Osteonics Corp. | 1375 |
1 |
| Air Liquide Deutschland G.m.b.H | 62 |
1 |
| Aktiebolaget SKF | 2924 |
1 |
| Chugai Ro Co., Ltd. | 128 |
1 |
| Danieli & C. Officine Meccaniche S.p.A. | 710 |
1 |
| The Hong Kong University of Science and Technology | 153 |
1 |
| Hyundai Steel Company | 404 |
1 |
| Krosakiharima Corporation | 282 |
1 |
| L'Air Liquide, Societe Anonyme pour l'Etude et l'Exploitation des Procedes Georges Claude | 3937 |
1 |
| Nippon Steel Corporation | 6181 |
1 |
| Nippon Steel & Sumitomo Metal Corporation | 1988 |
1 |
| Northeastern University | 537 |
1 |
| Paul Wurth S.A. | 416 |
1 |
| Other owners | 5 |