- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F22B - Methods of steam generation; steam boilers
- F22B 37/28 - Steam-separating arrangements involving reversal of direction of flow
Patent holdings for IPC class F22B 37/28
Total number of patents in this class: 12
10-year publication summary
|
1
|
0
|
0
|
2
|
0
|
1
|
1
|
3
|
0
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| GE-Hitachi Nuclear Energy Americas LLC | 406 |
3 |
| Mitsubishi Heavy Industries, Ltd. | 8217 |
1 |
| Chang Tjer Machinery Co., Ltd. | 4 |
1 |
| ERK Eckrohrkessel GmbH | 10 |
1 |
| General Electric Technology GmbH | 1657 |
1 |
| Jeong-hwa Son | 1 |
1 |
| L'Air Liquide, Societe Anonyme pour l'Etude et l'Exploitation des Procedes Georges Claude | 3515 |
1 |
| Valmet AB | 463 |
1 |
| Dong-won Son | 1 |
1 |
| Mitsubishi Power, Ltd. | 1680 |
1 |
| Other owners | 0 |