- All sections
- B - Performing operationstransporting
- B22D - Casting of metalscasting of other substances by the same processes or devices
- B22D 41/58 - Pouring-nozzles with gas injecting means
Patent holdings for IPC class B22D 41/58
Total number of patents in this class: 67
10-year publication summary
|
1
|
0
|
3
|
2
|
4
|
9
|
4
|
7
|
15
|
2
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| ArcelorMittal | 2072 |
23 |
| Krosakiharima Corporation | 266 |
11 |
| Refractory Intellectual Property GmbH & Co. KG | 526 |
4 |
| Hitachi Metals, Ltd. | 2020 |
3 |
| ArcelorMittal Investigacion y Desarrollo SL | 209 |
3 |
| JFE Steel Corporation | 6580 |
3 |
| TDK Corporation | 6543 |
2 |
| ABB Schweiz AG | 6635 |
2 |
| Vesuvius Crucible Company | 44 |
2 |
| ABB AB | 183 |
1 |
| Baoshan Iron & Steel Co., Ltd. | 900 |
1 |
| Calderys France | 45 |
1 |
| Constellium Issoire | 215 |
1 |
| Northeastern University | 522 |
1 |
| RHI AG | 1 |
1 |
| Soochow University | 1719 |
1 |
| Tokyo Yogyo Kabushiki Kaisha | 9 |
1 |
| Capital Refractories Limited | 1 |
1 |
| ArcelorMittal Investigación Desarrollo SL | 1 |
1 |
| The Royal Institution for The Advancement of Learning / McGill University | 667 |
1 |
| Other owners | 3 |