- All sections
- B - Performing operationstransporting
- B03B - Separating solid materials using liquids or using pneumatic tables or jigs
- B03B 5/64 - Washing granular, powdered or lumpy materialsWet separating by hydraulic classifiers, e.g. of launder, tank, spiral or helical chute concentrator type of the free settling type
Patent holdings for IPC class B03B 5/64
Total number of patents in this class: 22
10-year publication summary
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2
|
2
|
2
|
0
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0
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0
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3
|
1
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1
|
1
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Siemens AG | 23996 |
1 |
| Andritz Inc. | 324 |
1 |
| China University of Mining and Technology | 1315 |
1 |
| citizen Holdings Co., Ltd. | 262 |
1 |
| citizen Machinery Co., Ltd. | 213 |
1 |
| Cosmo Oil Co., Ltd. | 183 |
1 |
| Inpex Corporation | 144 |
1 |
| Japan Oil, Gas and Metals National Corporation | 186 |
1 |
| Japan Petroleum Exploration Co., Ltd. | 139 |
1 |
| JX Nippon Oil & Energy Corporation | 978 |
1 |
| M-I Drilling Fluids Canada, Inc. | 5 |
1 |
| Mitsui O.S.K. Lines, Ltd. | 60 |
1 |
| Miura Co., Ltd. | 285 |
1 |
| Nippon Steel & Sumikin Engineering Co., Ltd. | 169 |
1 |
| Revelation Health, LLC, DBA HCF Seminars | 4 |
1 |
| Sintokogio, Ltd. | 1207 |
1 |
| Soil Net LLC | 9 |
1 |
| Taiheiyo Cement Corporation | 244 |
1 |
| Tongji University | 621 |
1 |
| Weyerhaeuser NR Company | 315 |
1 |
| Other owners | 2 |