- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F27B - Furnaces, kilns, ovens or retorts in generalopen sintering or like apparatus
- F27B 7/08 - Rotary-drum furnaces, i.e. horizontal or slightly inclined externally heated
Patent holdings for IPC class F27B 7/08
Total number of patents in this class: 65
10-year publication summary
|
3
|
0
|
1
|
6
|
7
|
5
|
10
|
7
|
12
|
3
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LG Chem, Ltd. | 17986 |
5 |
| Mitsubishi Heavy Industries Environmental & Chemical Engineering Co., Ltd. | 126 |
4 |
| Zhaoyuan Huichao New Energy Technology Co., Ltd. | 13 |
4 |
| ARDEX Group GmbH | 15 |
4 |
| Pometon SpA | 9 |
3 |
| Semiconductor Energy Laboratory Co., Ltd. | 11896 |
2 |
| Andritz Oy | 294 |
2 |
| BASF Toda Battery Materials LLC | 31 |
2 |
| Resand Oy | 20 |
2 |
| Applied Materials, Inc. | 20625 |
1 |
| Australian Nuclear Science and Technology Organisation | 68 |
1 |
| Chugai Ro Co., Ltd. | 133 |
1 |
| Eisenmann SE | 146 |
1 |
| Envirollea Inc. | 16 |
1 |
| Global Intelligent Fuel AB | 1 |
1 |
| Harper International Corp. | 13 |
1 |
| Iluka Resources Limited | 36 |
1 |
| Innord Inc. | 4 |
1 |
| The Japan Steel Works, Ltd. | 883 |
1 |
| KHD Humboldt Wedag GmbH | 194 |
1 |
| Other owners | 26 |