- All sections
- C - Chemistry; metallurgy
- C22B - Production or refining of metals; pretreatment of raw materials
- C22B 1/24 - Binding; Briquetting
Patent holdings for IPC class C22B 1/24
Total number of patents in this class: 366
10-year publication summary
32
|
33
|
34
|
44
|
19
|
27
|
19
|
33
|
53
|
23
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
S.A. Lhoist Recherche et Developpement | 163 |
15 |
Sumitomo Metal Mining Co., Ltd. | 1670 |
14 |
Vale S.A. | 262 |
13 |
Outotec (Finland) Oy | 491 |
12 |
Guangdong Brunp Recycling Technology Co., Ltd | 674 |
9 |
Hunan Brunp Recycling Technology Co., Ltd. | 622 |
9 |
Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) | 2865 |
9 |
Metso Metals Oy | 205 |
9 |
SABIC Global Technologies B.V. | 4044 |
8 |
Carbon Technology Holdings, LLC | 185 |
7 |
Hunan Brunp EV Recycling Co., Ltd. | 327 |
6 |
Saudi Basic Industries Corporation | 625 |
5 |
Outotec Oyj | 318 |
5 |
Paul Wurth S.A. | 392 |
5 |
POSCO | 2222 |
5 |
Technological Resources Pty. Limited | 444 |
5 |
Worcester Polytechnic Institute | 438 |
5 |
MM Metals USA, LLC | 10 |
5 |
BASF SE | 19740 |
4 |
Maschinenfabrik Köppern GmbH & Co. KG | 61 |
4 |
Other owners | 212 |