- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F27B - Furnaces, kilns, ovens, or retorts in general; open sintering or like apparatus
- F27B 1/16 - Arrangements of tuyères
Patent holdings for IPC class F27B 1/16
Total number of patents in this class: 105
10-year publication summary
14
|
6
|
6
|
9
|
6
|
4
|
1
|
11
|
6
|
4
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Paul Wurth S.A. | 392 |
24 |
ArcelorMittal | 1887 |
6 |
JFE Steel Corporation | 6067 |
6 |
Paul Wurth Deutschland GmbH | 28 |
6 |
Berry Metal Company | 52 |
3 |
L'Air Liquide, Societe Anonyme pour l'Etude et l'Exploitation des Procedes Georges Claude | 3515 |
3 |
Paul Wurth Refractory & Engineering GmbH | 12 |
3 |
Tecnored Desenvolvimento Tecnologico S.A. | 22 |
3 |
Siemens VAI Metals Technologies GmbH | 233 |
2 |
Air Liquide Deutschland G.m.b.H | 68 |
2 |
Glencore Technology Pty Ltd | 46 |
2 |
Kuettner GmbH & Co. KG | 5 |
2 |
Nippon Steel Corporation | 5649 |
2 |
POSCO | 2222 |
2 |
Technological Resources Pty. Limited | 444 |
2 |
ThyssenKrupp AG | 3086 |
2 |
Corning Incorporated | 9932 |
1 |
Air Products and Chemicals, Inc. | 1448 |
1 |
Allied Mineral Products, Inc. | 71 |
1 |
Alter NRG Corp. | 20 |
1 |
Other owners | 31 |