- All sections
- C - Chemistry; metallurgy
- C22B - Production or refining of metals; pretreatment of raw materials
- C22B 5/00 - General processes of reducing to metals
Patent holdings for IPC class C22B 5/00
Total number of patents in this class: 128
10-year publication summary
|
9
|
5
|
5
|
11
|
12
|
5
|
7
|
14
|
11
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Technological Resources Pty. Limited | 444 |
10 |
| National Research Council of Canada | 1545 |
4 |
| Oqab Dietrich Induction Inc. | 45 |
4 |
| Electrasteel, Inc. | 28 |
4 |
| SMS Siemag Aktiengesellschaft | 529 |
3 |
| Tata Steel Limited | 184 |
3 |
| Badwater Alchemy Holdings LLC | 3 |
3 |
| Taniobis GmbH | 68 |
3 |
| Metso Metals Oy | 205 |
3 |
| Xerox Corporation | 7503 |
2 |
| Northwestern University | 3112 |
2 |
| Consolidated Nuclear Security, LLC | 124 |
2 |
| Outotec (Finland) Oy | 491 |
2 |
| Outotec Oyj | 318 |
2 |
| POSCO | 2222 |
2 |
| TMT - Tapping Measuring Technology SARL | 29 |
2 |
| Umicore | 542 |
2 |
| Environmental Clean Technologies Limited | 3 |
2 |
| Beijing Shenwu Environment and Energy Technology Co., Ltd. | 18 |
2 |
| BASF SE | 19740 |
1 |
| Other owners | 70 |