- 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: 535
10-year publication summary
|
34
|
44
|
19
|
27
|
19
|
34
|
58
|
74
|
84
|
30
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sumitomo Metal Mining Co., Ltd. | 1935 |
18 |
| S.A. Lhoist Recherche et Developpement | 197 |
17 |
| Vale S.A. | 262 |
16 |
| Outotec (Finland) Oy | 458 |
12 |
| Carbon Technology Holdings, LLC | 230 |
11 |
| Guangdong Brunp Recycling Technology Co., Ltd | 1249 |
10 |
| Hunan Brunp Recycling Technology Co., Ltd. | 1218 |
10 |
| Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) | 2835 |
9 |
| Tecnored Desenvolvimento Tecnologico S.A. | 39 |
9 |
| JFE Steel Corporation | 7362 |
8 |
| Technological Resources Pty. Limited | 438 |
8 |
| Worcester Polytechnic Institute | 540 |
8 |
| MM Metals USA, LLC | 13 |
8 |
| Metso Metals Oy | 43 |
8 |
| ArcelorMittal | 2532 |
6 |
| Maschinenfabrik Köppern GmbH & Co. KG | 77 |
6 |
| Nippon Steel Corporation | 6703 |
6 |
| SABIC Global Technologies B.V. | 4488 |
6 |
| Hybrit Development AB | 71 |
6 |
| Binding Solutions Limited | 22 |
6 |
| Other owners | 347 |