- All sections
- C - Chemistry; metallurgy
- C22B - Production or refining of metals; pretreatment of raw materials
- C22B 23/06 - Refining
Patent holdings for IPC class C22B 23/06
Total number of patents in this class: 70
10-year publication summary
6
|
4
|
4
|
7
|
2
|
0
|
2
|
7
|
4
|
2
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Sumitomo Metal Mining Co., Ltd. | 1670 |
8 |
Cvmr Corporation | 17 |
4 |
Hatch Ltd. | 219 |
3 |
Vale S.A. | 262 |
3 |
Tesla, Inc. | 1519 |
3 |
BASF SE | 19740 |
2 |
5N Plus Inc. | 39 |
2 |
Enpar Technologies Inc. | 8 |
2 |
POSCO | 2222 |
2 |
Rocher Manganese, Inc. | 6 |
2 |
Honeywell International Inc. | 13799 |
1 |
Sumitomo Chemical Company, Limited | 8808 |
1 |
ATI Properties, Inc. | 109 |
1 |
ATI Properties LLC | 202 |
1 |
BHP Billiton SSM Development Pty Ltd. | 30 |
1 |
Companhia Vale do Rio Doce | 18 |
1 |
Glencore Technology Pty Ltd | 46 |
1 |
Heraeus Deutschland GmbH & Co. KG | 643 |
1 |
JFE Material Co., Ltd. | 16 |
1 |
Jinchuan Group Co., Ltd. | 12 |
1 |
Other owners | 29 |