- All sections
- C - Chemistrymetallurgy
- C22B - Production or refining of metalspretreatment of raw materials
- C22B 1/24 - BindingBriquetting
Patent holdings for IPC class C22B 1/24
Total number of patents in this class: 481
10-year publication summary
|
28
|
31
|
34
|
18
|
24
|
18
|
28
|
53
|
72
|
59
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sumitomo Metal Mining Co., Ltd. | 1778 |
17 |
| S.A. Lhoist Recherche et Developpement | 174 |
16 |
| Vale S.A. | 272 |
14 |
| Outotec (Finland) Oy | 480 |
12 |
| Carbon Technology Holdings, LLC | 213 |
11 |
| Guangdong Brunp Recycling Technology Co., Ltd | 1244 |
10 |
| Hunan Brunp Recycling Technology Co., Ltd. | 1213 |
10 |
| Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) | 2869 |
10 |
| MM Metals USA, LLC | 13 |
8 |
| Metso Metals Oy | 43 |
8 |
| Technological Resources Pty. Limited | 455 |
7 |
| Tecnored Desenvolvimento Tecnologico S.A. | 34 |
7 |
| Worcester Polytechnic Institute | 512 |
7 |
| ArcelorMittal | 2293 |
6 |
| Maschinenfabrik Köppern GmbH & Co. KG | 73 |
6 |
| SABIC Global Technologies B.V. | 4351 |
6 |
| Hybrit Development AB | 61 |
6 |
| Hunan Brunp EV Recycling Co., Ltd. | 375 |
6 |
| Metso Metals Oy | 207 |
6 |
| Nippon Steel Corporation | 6274 |
5 |
| Other owners | 303 |