- 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: 144
10-year publication summary
|
5
|
11
|
12
|
5
|
7
|
14
|
13
|
11
|
12
|
4
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Technological Resources Pty. Limited | 439 |
10 |
| Electrasteel, Inc. | 46 |
9 |
| National Research Council of Canada | 1543 |
4 |
| Oqab Dietrich Induction Inc. | 71 |
4 |
| Metso Metals Oy | 219 |
4 |
| Badwater Alchemy Inc. | 6 |
4 |
| Taniobis GmbH | 59 |
3 |
| Northwestern University | 3513 |
2 |
| Advanced Fusion Systems LLC | 66 |
2 |
| Consolidated Nuclear Security, LLC | 118 |
2 |
| Keystone Metals Recovery Inc. | 3 |
2 |
| Outotec (Finland) Oy | 458 |
2 |
| Outotec Oyj | 238 |
2 |
| POSCO | 2153 |
2 |
| Pyrogenesis Canada, Inc. | 63 |
2 |
| SMS Siemag Aktiengesellschaft | 490 |
2 |
| Umicore | 726 |
2 |
| Environmental Clean Technologies Limited | 3 |
2 |
| Alumapower Corporation | 27 |
2 |
| Beijing Shenwu Environment and Energy Technology Co., Ltd. | 18 |
2 |
| Other owners | 80 |