- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F27B - Furnaces, kilns, ovens or retorts in generalopen sintering or like apparatus
- F27B 7/16 - Rotary-drum furnaces, i.e. horizontal or slightly inclined with means for agitating or moving the charge the means being fixed relatively to the drum
Patent holdings for IPC class F27B 7/16
Total number of patents in this class: 79
10-year publication summary
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3
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2
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1
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4
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6
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7
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8
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10
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4
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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
|
|---|---|---|
| S.A. Lhoist Recherche et Developpement | 199 |
6 |
| LG Chem, Ltd. | 17926 |
4 |
| Novelis Inc. | 777 |
3 |
| Tecnored Desenvolvimento Tecnologico S.A. | 42 |
3 |
| BASF SE | 21313 |
2 |
| Blucher GmbH | 177 |
2 |
| IFP Energies Nouvelles | 3098 |
2 |
| Prosap | 7 |
2 |
| Pyrogenesis Canada, Inc. | 65 |
2 |
| Ryukosogyo, Co., Ltd. | 4 |
2 |
| Teal Sales Incorporated | 17 |
2 |
| Zhaoyuan Huichao New Energy Technology Co., Ltd. | 13 |
2 |
| LG Energy Solution, Ltd. | 18737 |
2 |
| Hubei Juhai Environmental Technology Co., Ltd | 13 |
2 |
| Hitachi Metals, Ltd. | 1901 |
1 |
| Aditya Birla Science & Technology Co. Ltd. | 31 |
1 |
| British American Tobacco (Investments) Limited | 1003 |
1 |
| Cementos Argos S.A. | 37 |
1 |
| Chinook End-Stage Recycling Limited | 20 |
1 |
| Daiichisanco Construction Co. Ltd | 3 |
1 |
| Other owners | 37 |