- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F27B - Furnaces, kilns, ovens or retorts in generalopen sintering or like apparatus
- F27B 21/10 - Arrangement of devices for charging
Patent holdings for IPC class F27B 21/10
Total number of patents in this class: 14
10-year publication summary
|
3
|
1
|
0
|
0
|
0
|
0
|
0
|
1
|
0
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| JFE Steel Corporation | 6809 |
3 |
| POSCO | 2188 |
3 |
| JP Steel Plantech Co. | 82 |
2 |
| Nippon Steel Corporation | 6203 |
2 |
| Outotec Oyj | 279 |
1 |
| Pacific Metals Co., Ltd. | 2 |
1 |
| Paul Wurth S.A. | 418 |
1 |
| Toda Iron Works Co., Ltd. | 1 |
1 |
| Other owners | 0 |