- All sections
- B - Performing operationstransporting
- B22D - Casting of metalscasting of other substances by the same processes or devices
- B22D 43/00 - Mechanical cleaning, e.g. skimming of molten metals
Patent holdings for IPC class B22D 43/00
Total number of patents in this class: 161
10-year publication summary
|
10
|
7
|
14
|
15
|
19
|
16
|
15
|
8
|
13
|
11
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsui Mining & Smelting Co., Ltd. | 1477 |
12 |
| Qingzhou Chentai Machinery & Equipment Technology Co., Ltd. | 8 |
8 |
| Pyrotek, Inc. | 202 |
6 |
| Sintokogio, Ltd. | 1166 |
6 |
| Yantai Shenglida Engineering Technology Co., Ltd. | 20 |
6 |
| Baoshan Iron & Steel Co., Ltd. | 959 |
5 |
| Vesuvius USA Corporation | 93 |
5 |
| Alcoa Canada Co | 6 |
4 |
| Foseco International Limited | 212 |
3 |
| Jiangxi Nerin Equipment Co., Ltd. | 14 |
3 |
| Les Produits Industriels de Haute Temperature Pyrotek Inc. | 10 |
3 |
| Nippon Steel Corporation | 6203 |
3 |
| Nippon Steel & Sumitomo Metal Corporation | 1988 |
3 |
| Norsk Hydro ASA | 260 |
3 |
| ASML Netherlands B.V. | 7355 |
2 |
| Bayerische Motoren Werke Aktiengesellschaft | 14270 |
2 |
| Chugai Ro Co., Ltd. | 128 |
2 |
| Fujiwa Denki Co., Ltd. | 48 |
2 |
| Kunming University of Science and Technology | 177 |
2 |
| Technische Universitat Bergakademie Freiberg | 115 |
2 |
| Other owners | 79 |