- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F22D - Preheating, or accumulating preheated, feed-water for steam generationfeed-water supply for steam generationcontrolling water level for steam generationauxiliary devices for promoting water circulation within steam boilers
- F22D 1/24 - Feed-water heaters, e.g. preheaters with fire tubes or flue ways traversing feed-water vessels
Patent holdings for IPC class F22D 1/24
Total number of patents in this class: 5
10-year publication summary
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0
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0
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1
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0
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1
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1
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3
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0
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0
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0
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Bradford White Corporation | 173 |
1 |
| Forbes Marshall Pvt. Ltd | 36 |
1 |
| Zhejiang Unipower Boiler Co., Ltd | 2 |
1 |
| INO Takayuki | 2 |
1 |
| Takayuki Ino | 1 |
1 |
| Other owners | 0 |