- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F27B - Furnaces, kilns, ovens, or retorts in general; open sintering or like apparatus
- F27B 7/10 - Rotary-drum furnaces, i.e. horizontal or slightly inclined internally heated, e.g. by means of passages in the wall
Patent holdings for IPC class F27B 7/10
Total number of patents in this class: 68
10-year publication summary
|
5
|
8
|
4
|
1
|
5
|
4
|
1
|
8
|
7
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Air Products and Chemicals, Inc. | 1426 |
4 |
| LG Chem, Ltd. | 17632 |
3 |
| Rockfuel Innovations Limited | 7 |
3 |
| Hertwich Engineering GmbH | 13 |
2 |
| The Japan Steel Works, Ltd. | 695 |
2 |
| JFE Material Co., Ltd. | 15 |
2 |
| Mitsubishi Materials Corporation | 2408 |
2 |
| Nano One Materials Corp. | 68 |
2 |
| Prosap | 7 |
2 |
| Ryukosogyo, Co., Ltd. | 4 |
2 |
| Stopinc Aktiengesellschaft | 35 |
2 |
| Sumitomo Heavy Industries, Ltd. | 1811 |
2 |
| Taiheiyo Cement Corporation | 237 |
2 |
| T.D.E. Recovery Technologies Ltd. | 4 |
2 |
| Carmeuse Lime, Inc. | 36 |
1 |
| CURRENTA GmbH & Co. OHG | 22 |
1 |
| Daiichisanco Construction Co. Ltd | 3 |
1 |
| Eisenmann SE | 149 |
1 |
| Gem Co., Ltd. | 74 |
1 |
| Industrial Accessories Company | 9 |
1 |
| Other owners | 30 |