- 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: 72
10-year publication summary
|
1
|
0
|
3
|
2
|
4
|
9
|
4
|
7
|
16
|
6
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| ArcelorMittal | 2227 |
28 |
| Krosakiharima Corporation | 282 |
11 |
| Refractory Intellectual Property GmbH & Co. KG | 537 |
4 |
| Hitachi Metals, Ltd. | 1990 |
3 |
| ArcelorMittal Investigacion y Desarrollo SL | 209 |
3 |
| JFE Steel Corporation | 6767 |
3 |
| TDK Corporation | 6674 |
2 |
| Vesuvius Crucible Company | 42 |
2 |
| ABB AB | 171 |
1 |
| ABB Schweiz AG | 6887 |
1 |
| Baoshan Iron & Steel Co., Ltd. | 955 |
1 |
| Calderys France | 50 |
1 |
| Constellium Issoire | 218 |
1 |
| Northeastern University | 537 |
1 |
| RHI AG | 1 |
1 |
| Soochow University | 1731 |
1 |
| Tokyo Yogyo Kabushiki Kaisha | 9 |
1 |
| Capital Refractories Limited | 1 |
1 |
| ABB Schweiz AG | 14 |
1 |
| ArcelorMittal Investigación Desarrollo SL | 1 |
1 |
| Other owners | 4 |