- All sections
- B - Performing operationstransporting
- B01D - Separation
- B01D 33/66 - Handling the filter cake in the filter for purposes other than for regenerating for drying by gases or by heating
Patent holdings for IPC class B01D 33/66
Total number of patents in this class: 20
10-year publication summary
|
3
|
3
|
1
|
4
|
1
|
1
|
0
|
1
|
2
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Pro-flo AS | 5 |
2 |
| Maag Gala, Inc. | 69 |
2 |
| BHS-Sonthofen GmbH | 40 |
1 |
| BP Corporation North America Inc. | 742 |
1 |
| Cubility AS | 33 |
1 |
| Davy Process Technology Limited | 28 |
1 |
| Gala Industries, Inc. | 46 |
1 |
| Jinan University | 252 |
1 |
| Tsukishima Kikai Co., Ltd. | 113 |
1 |
| Vinati Organics Limited | 9 |
1 |
| Andritz Fliessbett Systeme GmbH | 1 |
1 |
| Yuanchu Technology (Beijing) Co., Ltd. | 24 |
1 |
| FLSmidth A/S | 785 |
1 |
| Schellstede-lee Interests, LLC | 3 |
1 |
| Yanmar Power Technology Co., Ltd. | 581 |
1 |
| INEOS US Chemicals Company | 33 |
1 |
| Gryphon Environmental, Inc. | 4 |
1 |
| Huaneng (Fujian) Energy Development Limited Company Fuzhou Branch | 5 |
1 |
| Other owners | 0 |