- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F27B - Furnaces, kilns, ovens or retorts in generalopen sintering or like apparatus
- F27B 7/14 - Rotary-drum furnaces, i.e. horizontal or slightly inclined with means for agitating or moving the charge
Patent holdings for IPC class F27B 7/14
Total number of patents in this class: 38
10-year publication summary
|
2
|
0
|
5
|
3
|
5
|
3
|
3
|
1
|
2
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hatch Pty Ltd | 11 |
3 |
| Red Mud Enterprises LLC | 6 |
3 |
| Mitsubishi Heavy Industries, Ltd. | 9099 |
2 |
| Berry Metal Company | 50 |
2 |
| Blucher GmbH | 177 |
2 |
| Envirollea Inc. | 16 |
2 |
| The Japan Steel Works, Ltd. | 815 |
2 |
| Zhaoyuan Huichao New Energy Technology Co., Ltd. | 13 |
2 |
| Hitachi Metals, Ltd. | 1901 |
1 |
| Semiconductor Energy Laboratory Co., Ltd. | 11780 |
1 |
| Applied Materials, Inc. | 20344 |
1 |
| British American Tobacco (Investments) Limited | 1003 |
1 |
| Central Motor Wheel Co., Ltd. | 90 |
1 |
| Eisenmann SE | 146 |
1 |
| Guangzhou Tinci Materials Technology Co., Ltd. | 154 |
1 |
| Harper International Corp. | 13 |
1 |
| Hitech S.r.l. | 1 |
1 |
| L'Air Liquide, Societe Anonyme pour l'Etude et l'Exploitation des Procedes Georges Claude | 4113 |
1 |
| Mitsubishi Heavy Industries Environmental & Chemical Engineering Co., Ltd. | 126 |
1 |
| Nisshin Engineering Inc. | 63 |
1 |
| Other owners | 8 |