- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F27B - Furnaces, kilns, ovens, or retorts in general; open sintering or like apparatus
- F27B 9/24 - Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity characterised by the means by which the charge is moved during treatment the charge moving in a substantially straight path being carried by a conveyor
Patent holdings for IPC class F27B 9/24
Total number of patents in this class: 354
10-year publication summary
37
|
24
|
34
|
32
|
9
|
31
|
24
|
26
|
28
|
1
|
2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
NGK Insulators, Ltd. | 4782 |
18 |
IHI Corporation | 3354 |
13 |
NGK Kilntech, Corporation | 20 |
12 |
Schwartz GmbH | 58 |
10 |
Ebner Industrieofenbau GmbH | 139 |
9 |
Illinois Tool Works Inc. | 11379 |
8 |
Chugai Ro Co., Ltd. | 123 |
8 |
SMS Group GmbH | 1077 |
7 |
E.t.i.a. Evaluation Technologique, Ingenierie et Applications | 39 |
6 |
Research Institute of Industrial Science & Technology | 447 |
6 |
Saint-Gobain Isover | 627 |
6 |
Sumitomo Electric Sintered Alloy, Ltd. | 222 |
5 |
ThyssenKrupp Steel Europe AG | 953 |
5 |
Vesuvius France S.A. | 18 |
5 |
ArcelorMittal | 2047 |
4 |
Danieli & C. Officine Meccaniche S.p.A. | 704 |
4 |
ITT Italia S.r.l. | 146 |
4 |
Paul Wurth S.A. | 407 |
4 |
Primetals Technologies Austria GmbH | 508 |
4 |
ThyssenKrupp AG | 3207 |
4 |
Other owners | 212 |