- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F22G - Superheating of steam
- F22G 7/12 - Steam superheaters characterised by location, arrangement, or disposition in flues
Patent holdings for IPC class F22G 7/12
Total number of patents in this class: 10
10-year publication summary
|
1
|
2
|
2
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Huaneng Clean Energy Research Institute | 511 |
2 |
| Mitsubishi Heavy Industries, Ltd. | 9252 |
1 |
| Hitachi, Ltd. | 16221 |
1 |
| Andritz Oy | 294 |
1 |
| Wheelabrator Technologies Inc. | 12 |
1 |
| Shanghai Boiler Works Co., Ltd. | 28 |
1 |
| Jiangsu Jinniu Environmental Engineering Equipment Co., Ltd. | 1 |
1 |
| Shenzhen Energy Environmental Engineering Co., Ltd | 75 |
1 |
| GE Vernova Infrastructure Technology LLC | 567 |
1 |
| Other owners | 0 |