- All sections
- B - Performing operationstransporting
- B22C - Foundry moulding
- B22C 1/18 - Compositions of refractory mould or core materialsGrain structures thereofChemical or physical features in the formation or manufacture of moulds characterised by the use of binding agentsMixtures of binding agents of inorganic agents
Patent holdings for IPC class B22C 1/18
Total number of patents in this class: 275
10-year publication summary
|
23
|
22
|
24
|
34
|
21
|
22
|
17
|
23
|
16
|
10
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hüttenes-Albertus Chemische Werke GmbH | 149 |
35 |
| ASK Chemicals GmbH | 154 |
24 |
| Kao Corporation | 5076 |
18 |
| Asahi Yukizai Corporation | 158 |
14 |
| Sintokogio, Ltd. | 1206 |
13 |
| Foseco International Limited | 215 |
9 |
| Imerys USA, Inc. | 137 |
7 |
| General Electric Company | 13899 |
6 |
| Jinan Shengquan Group Share-Holding Co., Ltd. | 77 |
5 |
| Toyota Motor Corporation | 35772 |
4 |
| Magnus Metal Ltd. | 39 |
4 |
| SAFRAN S.A. | 791 |
3 |
| Ashland-sudchemie-kernfest GmbH | 16 |
3 |
| Calderys France | 58 |
3 |
| Peak Deutschland GmbH | 4 |
3 |
| Pyrotek Engineering Materials Limited | 18 |
3 |
| Taiheiyo Cement Corporation | 243 |
3 |
| Takemoto Yushi Kabushiki Kaisha | 171 |
3 |
| Voxeljet AG | 164 |
3 |
| Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | 6117 |
3 |
| Other owners | 109 |