- All sections
- B - Performing operationstransporting
- B03B - Separating solid materials using liquids or using pneumatic tables or jigs
- B03B 5/66 - Washing granular, powdered or lumpy materialsWet separating by hydraulic classifiers, e.g. of launder, tank, spiral or helical chute concentrator type of the hindered settling type
Patent holdings for IPC class B03B 5/66
Total number of patents in this class: 36
10-year publication summary
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6
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0
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1
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1
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2
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0
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2
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3
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3
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2
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Eriez Manufacturing Co. | 88 |
4 |
| FLSmidth A/S | 766 |
4 |
| Osaka University | 3352 |
2 |
| Ube Industries, Ltd. | 853 |
2 |
| Parkson Corporation | 96 |
2 |
| Bakker Holding Son B.V. | 14 |
1 |
| Bio-Rad Laboratories, Inc. | 1608 |
1 |
| China University of Mining and Technology | 1238 |
1 |
| Guangzhou Institute of Energy Conversion, Chinese Academy of Sciences | 232 |
1 |
| JFE Steel Corporation | 6730 |
1 |
| Longi Magnet Co., Ltd. | 22 |
1 |
| Lummus Technology Inc. | 305 |
1 |
| Outotec Oyj | 283 |
1 |
| Previero N. S.r.l. | 23 |
1 |
| Shandong Huate Magnet Technology Co., Ltd | 8 |
1 |
| Tolsa, S.A. | 89 |
1 |
| Toyota Tsusho Corporation | 182 |
1 |
| The Trustees of Princeton University | 1201 |
1 |
| The University of Newcastle Research Associates Limited | 71 |
1 |
| TOYOTA JIDOSHA KABUSHIKI KAISHA (also trading as TOYOTA MOTOR CORPORATION) | 12890 |
1 |
| Other owners | 7 |