- All sections
- B - Performing operationstransporting
- B22D - Casting of metalscasting of other substances by the same processes or devices
- B22D 41/08 - Casting melt-holding vessels, e.g. ladles, tundishes, cups or the like for bottom pouring
Patent holdings for IPC class B22D 41/08
Total number of patents in this class: 105
10-year publication summary
|
15
|
9
|
10
|
4
|
3
|
6
|
9
|
4
|
2
|
4
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Refractory Intellectual Property GmbH & Co. KG | 541 |
21 |
| Molten Metal Equipment Innovations, LLC | 98 |
7 |
| Vesuvius USA Corporation | 93 |
7 |
| Krosakiharima Corporation | 283 |
6 |
| Inductotherm Corp. | 161 |
5 |
| Stopinc Aktiengesellschaft | 34 |
5 |
| Baoshan Iron & Steel Co., Ltd. | 959 |
4 |
| SMS Group GmbH | 1118 |
4 |
| Vesuvius Group S.A. | 97 |
4 |
| ArcelorMittal | 2272 |
3 |
| Magnesita Refratarios S/A | 9 |
3 |
| Harbisonwalker International, Inc. | 199 |
2 |
| Vesuvius Crucible Company | 41 |
2 |
| Voestalpine Stahl GmbH | 353 |
2 |
| Apple Inc. | 54658 |
1 |
| Halliburton Energy Services, Inc. | 20862 |
1 |
| Hitachi Metals, Ltd. | 1985 |
1 |
| ABB Schweiz AG | 6929 |
1 |
| A. Finkl & Sons Co. | 84 |
1 |
| Danieli & C. Officine Meccaniche S.p.A. | 716 |
1 |
| Other owners | 24 |