- All sections
- B - Performing operationstransporting
- B04C - Apparatus using free vortex flow, e.g. cyclones
- B04C 5/18 - Construction of the underflow ductingApex constructionsDischarge arrangements with auxiliary fluid assisting discharge
Patent holdings for IPC class B04C 5/18
Total number of patents in this class: 47
10-year publication summary
|
1
|
3
|
6
|
1
|
10
|
0
|
8
|
1
|
2
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Voith Patent GmbH | 2744 |
5 |
| Protix B.V. | 101 |
5 |
| Andritz Oy | 282 |
3 |
| Hayward Industries, Inc. | 674 |
3 |
| AKW Apparate + Verfahren GmbH | 7 |
2 |
| Andritz AG | 231 |
2 |
| FMC Separation Systems, BV | 27 |
2 |
| Metso Minerals Industries, Inc. | 56 |
2 |
| Valmet AB | 498 |
2 |
| Rockwool A/S | 779 |
2 |
| Société des Produits Nestlé S.A. | 9168 |
1 |
| Aker Subsea AS | 130 |
1 |
| Andritz Energy & Environment GmbH | 3 |
1 |
| DWC AS | 5 |
1 |
| Gema Switzerland GmbH | 169 |
1 |
| Metso Paper, Inc. | 447 |
1 |
| Schloss Environmental Equipment Inc. | 2 |
1 |
| Sidel Participations | 1012 |
1 |
| Sintokogio, Ltd. | 1170 |
1 |
| ThyssenKrupp AG | 3254 |
1 |
| Other owners | 9 |