- 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 17/18 - Arrangements for using waste heat for preheating solid materials
Patent holdings for IPC class F27D 17/18
Total number of patents in this class: 16
10-year publication summary
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0
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0
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3
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10
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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 | 3399 |
3 |
| thyssenkrupp Polysius GmbH | 167 |
3 |
| Baoshan Iron & Steel Co., Ltd. | 1107 |
1 |
| Holcim Technology Ltd. | 488 |
1 |
| Innord Inc. | 4 |
1 |
| L'Air Liquide, Societe Anonyme pour l'Etude et l'Exploitation des Procedes Georges Claude | 4120 |
1 |
| Owens-Brockway Glass Container Inc. | 798 |
1 |
| Praxair Technology, Inc. | 1219 |
1 |
| Refractory Intellectual Property GmbH & Co. KG | 568 |
1 |
| S.A. Lhoist Recherche et Developpment | 2 |
1 |
| Amrize Technology Switzerland LLC | 719 |
1 |
| Fuller Technologies Denmark A/S | 101 |
1 |
| Other owners | 0 |