- All sections
- C - Chemistrymetallurgy
- C22B - Production or refining of metalspretreatment 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: 137
10-year publication summary
|
5
|
5
|
11
|
12
|
5
|
7
|
14
|
13
|
10
|
5
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Technological Resources Pty. Limited | 453 |
10 |
| Electrasteel, Inc. | 39 |
8 |
| National Research Council of Canada | 1551 |
4 |
| Oqab Dietrich Induction Inc. | 60 |
4 |
| Metso Metals Oy | 206 |
4 |
| Taniobis GmbH | 61 |
3 |
| Badwater Alchemy Inc. | 4 |
3 |
| Xerox Corporation | 7013 |
2 |
| Northwestern University | 3389 |
2 |
| Consolidated Nuclear Security, LLC | 124 |
2 |
| Keystone Metals Recovery Inc. | 4 |
2 |
| Outotec (Finland) Oy | 480 |
2 |
| Outotec Oyj | 278 |
2 |
| POSCO | 2186 |
2 |
| SMS Siemag Aktiengesellschaft | 505 |
2 |
| TMT - Tapping Measuring Technology SARL | 35 |
2 |
| Umicore | 642 |
2 |
| Environmental Clean Technologies Limited | 3 |
2 |
| Beijing Shenwu Environment and Energy Technology Co., Ltd. | 18 |
2 |
| Tata Steel Limited | 17 |
2 |
| Other owners | 75 |