- All sections
- B - Performing operations; transporting
- B04C - Apparatus using free vortex flow, e.g. cyclones
- B04C 5/18 - Construction of the underflow ducting; Apex constructions; Discharge arrangements with auxiliary fluid assisting discharge
Patent holdings for IPC class B04C 5/18
Total number of patents in this class: 46
10-year publication summary
|
2
|
1
|
3
|
6
|
1
|
10
|
0
|
7
|
1
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Protix B.V. | 97 |
6 |
| Voith Patent GmbH | 2727 |
4 |
| Andritz Oy | 276 |
3 |
| AKW Apparate + Verfahren GmbH | 7 |
2 |
| Andritz AG | 218 |
2 |
| FMC Separation Systems, BV | 29 |
2 |
| Hayward Industries, Inc. | 669 |
2 |
| Metso Minerals Industries, Inc. | 74 |
2 |
| Valmet AB | 463 |
2 |
| Rockwool A/S | 753 |
2 |
| Société des Produits Nestlé S.A. | 9672 |
1 |
| Aker Subsea AS | 130 |
1 |
| Andritz Energy & Environment GmbH | 3 |
1 |
| DWC AS | 5 |
1 |
| Gema Switzerland GmbH | 165 |
1 |
| Glv Finance Hungary Kft. | 5 |
1 |
| Metso Paper, Inc. | 528 |
1 |
| Schloss Environmental Equipment Inc. | 1 |
1 |
| Sidel Participations | 984 |
1 |
| Sintokogio, Ltd. | 1148 |
1 |
| Other owners | 9 |