- All sections
- C - Chemistrymetallurgy
- C10B - Destructive distillation of carbonaceous materials for production of gas, coke, tar, or similar materials
- C10B 31/04 - Charging devices for coke ovens for charging vertically coke ovens with horizontal chambers
Patent holdings for IPC class C10B 31/04
Total number of patents in this class: 22
10-year publication summary
|
5
|
0
|
3
|
3
|
4
|
0
|
1
|
2
|
3
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Uhde GmbH | 123 |
4 |
| Nippon Steel Corporation | 6751 |
2 |
| ThyssenKrupp Industrial Solutions AG | 630 |
2 |
| ThyssenKrupp Uhde GmbH | 377 |
2 |
| Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V. | 5202 |
1 |
| Paul Wurth S.A. | 432 |
1 |
| SunCoke Technology and Development LLC | 246 |
1 |
| D4 Energy Group, Inc. | 1 |
1 |
| Serendipity Technologies LLC | 11 |
1 |
| Next Generation Elements GmbH | 11 |
1 |
| Ecap BioEnergy, LLC | 9 |
1 |
| Omev S.r.l. | 2 |
1 |
| Küttner Hude GmbH | 1 |
1 |
| WF Recycle-tech Limited | 2 |
1 |
| Toyota Boshoku Türki̇ye A.ş. | 1 |
1 |
| Iterum NOVUS Limited | 5 |
1 |
| Other owners | 0 |