- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F27D - Details or accessories of furnaces, kilns, ovens or retorts, in so far as they are of kinds occurring in more than one kind of furnace
- F27D 17/28 - Arrangements for treatment or cleaning of waste gases for cooling waste gases
Patent holdings for IPC class F27D 17/28
Total number of patents in this class: 7
10-year publication summary
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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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0
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1
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4
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| ThyssenKrupp AG | 3458 |
2 |
| thyssenkrupp Polysius GmbH | 150 |
2 |
| Stolle Machinery Company, LLC | 464 |
1 |
| Black Swan, LLC | 10 |
1 |
| Laplace Renewable Energy Technology Co., Ltd. | 27 |
1 |
| Other owners | 0 |