- All sections
- B - Performing operationstransporting
- B01D - Separation
- B01D 33/48 - Regenerating the filter material in the filter by flushing, e.g. counter-current air-bumps
Patent holdings for IPC class B01D 33/48
Total number of patents in this class: 62
10-year publication summary
|
12
|
3
|
5
|
4
|
3
|
3
|
12
|
3
|
8
|
3
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Safe Foods Corporation | 79 |
4 |
| Veolia Water Solutions & Technologies Support | 533 |
4 |
| Gaudfrin | 21 |
3 |
| Schellstede-lee Interests, LLC | 3 |
3 |
| Andritz Inc. | 332 |
2 |
| Aqseptence Group, Inc. | 88 |
2 |
| BHS-Sonthofen GmbH | 41 |
2 |
| Omega Liquid Waste Solutions Inc. | 7 |
2 |
| Blue ARC Iron Works, LLC | 3 |
2 |
| Lean Pulp Oy | 2 |
2 |
| Samsung Electronics Co., Ltd. | 146092 |
1 |
| LG Electronics Inc. | 73021 |
1 |
| Murata Manufacturing Co., Ltd. | 24526 |
1 |
| A. Kayser Automotive Systems GmbH | 30 |
1 |
| American Peat Technology, LLC | 29 |
1 |
| Anaergia Inc. | 108 |
1 |
| Ant Corporation | 4 |
1 |
| China General Nuclear Power Corporation | 284 |
1 |
| China Nuclear Power Technology Research Institute Co., Ltd. | 212 |
1 |
| Gneuss GmbH | 58 |
1 |
| Other owners | 26 |