- All sections
- B - Performing operationstransporting
- B22C - Foundry moulding
- B22C 1/08 - Compositions of refractory mould or core materialsGrain structures thereofChemical or physical features in the formation or manufacture of moulds characterised by additives for special purposes, e.g. indicators, breakdown additives for decreasing shrinkage of the mould, e.g. for investment casting
Patent holdings for IPC class B22C 1/08
Total number of patents in this class: 29
10-year publication summary
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1
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2
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3
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4
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2
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1
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2
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0
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0
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0
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Yoshino Gypsum Co., Ltd. | 251 |
6 |
| Foseco International Limited | 213 |
3 |
| Safran Aircraft Engines | 6358 |
3 |
| SAFRAN S.A. | 631 |
2 |
| CARBO Ceramics Inc. | 233 |
2 |
| General Electric Company | 13859 |
1 |
| Evonik Degussa GmbH | 1466 |
1 |
| Hyundai Motor Company | 22664 |
1 |
| Center for Abrasives and Refractories Research & Development C.a.r.r.d. GmbH | 16 |
1 |
| Ecolab USA Inc. | 5567 |
1 |
| Gun Ei Chemical Industry Co., Ltd. | 43 |
1 |
| M. Argueso & Co., Inc. | 5 |
1 |
| GE Infrastructure Technology, LLC | 6200 |
1 |
| ASK Chemicals LLC | 103 |
1 |
| Chemex Foundry Solutions GmbH | 33 |
1 |
| Minop Co. | 1 |
1 |
| Evonik Operations GmbH | 4160 |
1 |
| Rtx Corporation | 9556 |
1 |
| Other owners | 0 |