- All sections
- B - Performing operationstransporting
- B28C - Preparing clayproducing mixtures containing clay or cementitious material, e.g. plaster
- B28C 1/22 - Apparatus or methods for obtaining or processing clay for processing clay-containing substances in non-fluid condition specially adapted for homogenising, comminuting or conditioning clay in non-fluid condition or for separating undesired admixtures therefrom combined with means for conditioning by heating, humidifying, or vacuum treatment
Patent holdings for IPC class B28C 1/22
Total number of patents in this class: 7
10-year publication summary
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0
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2
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1
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0
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0
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0
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0
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1
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0
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1
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hitachi Metals, Ltd. | 1976 |
1 |
| Denso Corporation | 24387 |
1 |
| Cementos Argos S.A. | 37 |
1 |
| Chung-Ang University Industry-Academy Cooperation Foundation | 433 |
1 |
| Nidec-Shimpo Corporation | 91 |
1 |
| Cales de La Plana, S.A. | 1 |
1 |
| Xiangtan Weida Electrical and Machinery Manufacture Company Ltd | 4 |
1 |
| Other owners | 0 |