- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F27B - Furnaces, kilns, ovens or retorts in generalopen sintering or like apparatus
- F27B 1/24 - Cooling arrangements
Patent holdings for IPC class F27B 1/24
Total number of patents in this class: 137
10-year publication summary
|
8
|
18
|
14
|
13
|
6
|
11
|
9
|
4
|
10
|
3
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Paul Wurth S.A. | 432 |
27 |
| Maerz Ofenbau AG | 50 |
11 |
| ThyssenKrupp AG | 3475 |
11 |
| ArcelorMittal | 2572 |
10 |
| Outotec Oyj | 237 |
4 |
| S.A. Lhoist Recherche et Developpement | 196 |
4 |
| Systems Spray Cooled, Inc. | 27 |
4 |
| Berry Metal Company | 50 |
3 |
| Hatch Ltd. | 220 |
3 |
| HYL Technologies, S.A. de C.V. | 44 |
3 |
| Macrae Technologies, Inc | 6 |
3 |
| Omya International AG | 778 |
3 |
| Primetals Technologies, Limited | 34 |
3 |
| Paul Wurth Deutschland GmbH | 26 |
3 |
| Tecforlime | 9 |
3 |
| Cunova GmbH | 63 |
3 |
| Midrex Technologies, Inc. | 118 |
2 |
| Tata Steel Limited | 162 |
2 |
| ThyssenKrupp Industrial Solutions AG | 630 |
2 |
| Hybrit Development AB | 71 |
2 |
| Other owners | 31 |