- All sections
- B - Performing operationstransporting
- B03B - Separating solid materials using liquids or using pneumatic tables or jigs
- B03B 5/52 - Spiral classifiers
Patent holdings for IPC class B03B 5/52
Total number of patents in this class: 31
10-year publication summary
|
1
|
2
|
3
|
0
|
2
|
7
|
5
|
6
|
2
|
2
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| CPG Resources-Mineral Technologies Pty Ltd | 4 |
2 |
| da Yu Enterprises, L.L.C. | 7 |
2 |
| Mineral Technologies Pty Ltd | 8 |
2 |
| Orekinetics Investments Pty Ltd. | 6 |
2 |
| Tyrone International Limited | 4 |
2 |
| Aluminum Corporation of China Limited | 35 |
1 |
| CDE Global Limited | 77 |
1 |
| Dieffenbacher GmbH Maschinen- und Anlagenbau | 228 |
1 |
| Gem Co., Ltd. | 213 |
1 |
| GMA Garnet Pty Ltd | 24 |
1 |
| Maschinenfabrik Köppern GmbH & Co. KG | 69 |
1 |
| Superior Industries, Inc. | 210 |
1 |
| Terex GB Limited | 126 |
1 |
| WAM S.p.A. | 10 |
1 |
| Siltbuster Limited | 16 |
1 |
| LIG GmbH | 16 |
1 |
| Assentoft Holding PDN ApS | 3 |
1 |
| BETETA BERMÚDEZ, Esperanza | 1 |
1 |
| Nanjing Jinyue New Building Materials Co., Ltd. | 1 |
1 |
| Weibel AG | 4 |
1 |
| Other owners | 6 |