- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F27B - Furnaces, kilns, ovens or retorts in generalopen 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: 77
10-year publication summary
|
8
|
4
|
1
|
5
|
4
|
1
|
10
|
8
|
8
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Air Products and Chemicals, Inc. | 1466 |
4 |
| LG Chem, Ltd. | 17840 |
3 |
| Nano One Materials Corp. | 73 |
3 |
| Rockfuel Innovations Limited | 7 |
3 |
| Industrial Accessories Company | 10 |
2 |
| The Japan Steel Works, Ltd. | 793 |
2 |
| Mitsubishi Materials Corporation | 2465 |
2 |
| Noritake Co., Limited | 271 |
2 |
| Prosap | 7 |
2 |
| Pyrogenesis Canada, Inc. | 63 |
2 |
| Ryukosogyo, Co., Ltd. | 4 |
2 |
| Stopinc Aktiengesellschaft | 32 |
2 |
| Taiheiyo Cement Corporation | 240 |
2 |
| T.D.E. Recovery Technologies Ltd. | 4 |
2 |
| EnhancedGEO Holdings, LLC | 77 |
2 |
| Carmeuse Lime, Inc. | 34 |
1 |
| CURRENTA GmbH & Co. OHG | 21 |
1 |
| Daiichisanco Construction Co. Ltd | 3 |
1 |
| Eisenmann SE | 146 |
1 |
| Gem Co., Ltd. | 354 |
1 |
| Other owners | 37 |