- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F22G - Superheating of steam
- F22G 1/04 - Steam superheating characterised by heating method with heat supply by hot flue gases from the furnace of the steam boiler by diverting flow or hot flue gases to separate superheaters operating in reheating cycle, e.g. for reheating steam between a high-pressure turbine stage and an intermediate turbine stage
Patent holdings for IPC class F22G 1/04
Total number of patents in this class: 10
10-year publication summary
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1
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2
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2
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0
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0
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0
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0
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0
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0
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0
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| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Huaneng Clean Energy Research Institute | 345 |
2 |
| Korens Co., Ltd. | 31 |
2 |
| Sullivan, Higgins, and Brion PPE LLC | 8 |
2 |
| Mitsubishi Heavy Industries, Ltd. | 8217 |
1 |
| Hitachi Zosen iNova AG | 106 |
1 |
| International Paper Company | 857 |
1 |
| Shanghai Boiler Works Co., Ltd. | 26 |
1 |
| Other owners | 0 |