- All sections
- B - Performing operationstransporting
- B04C - Apparatus using free vortex flow, e.g. cyclones
- B04C 5/13 - Construction of the overflow ducting, e.g. diffusing or spiral exits formed as a vortex finder and extending into the vortex chamberDischarge from vortex finder otherwise than at the top of the cycloneDevices for controlling the overflow
Patent holdings for IPC class B04C 5/13
Total number of patents in this class: 210
10-year publication summary
|
15
|
18
|
23
|
17
|
12
|
11
|
11
|
7
|
15
|
5
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LG Electronics Inc. | 75910 |
5 |
| Koninklijke Philips N.V. | 25978 |
4 |
| Omachron Intellectual Property Inc. | 970 |
4 |
| Versuni Holding B.V. | 1009 |
4 |
| Dow Global Technologies LLC | 11008 |
3 |
| Advanced Cyclone Systems, S.A. | 6 |
3 |
| Cameron International Corporation | 1368 |
3 |
| ESTA Apparatebau GmbH & Co. KG | 52 |
3 |
| FMC Technologies C.V. | 6 |
3 |
| FMC Technologies, Inc. | 617 |
3 |
| Voith Patent GmbH | 2742 |
3 |
| Vulco, S.A. | 43 |
3 |
| Weir Minerals Australia, Ltd. | 311 |
3 |
| Practical Analyzer Solutions Pte. Ltd. | 3 |
3 |
| U.S. Bank Trust Co National Association | 75 |
3 |
| Fosbel Wahl Holdings, LLC | 19 |
3 |
| General Electric Company | 13938 |
2 |
| Shell Internationale Research Maatschappij B.V. | 3391 |
2 |
| ExxonMobil Research And Engineering Company | 2398 |
2 |
| Hewlett-Packard Development Company, L.P. | 25174 |
2 |
| Other owners | 149 |