- All sections
- B - Performing operationstransporting
- B01D - Separation
- B01D 21/24 - Feed or discharge mechanisms for settling tanks
Patent holdings for IPC class B01D 21/24
Total number of patents in this class: 1234
10-year publication summary
|
90
|
122
|
83
|
124
|
112
|
91
|
74
|
67
|
56
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Adey Holdings (2008) Limited | 328 |
23 |
| FLSmidth A/S | 778 |
19 |
| Smith & Loveless, Inc. | 114 |
18 |
| Becton, Dickinson and Company | 7451 |
16 |
| Evoqua Water Technologies LLC | 922 |
16 |
| Qwtip LLC | 67 |
16 |
| Kurita Water Industries Ltd. | 1236 |
13 |
| Metso Finland Oy | 645 |
13 |
| Contech Engineered Solutions LLC | 277 |
9 |
| Kbk Industries, LLC | 19 |
9 |
| LINKON TECHNOLOGY CO., LTD. (a legal entity) | 15 |
9 |
| Ovivo Inc. | 168 |
9 |
| Halliburton Energy Services, Inc. | 21122 |
7 |
| Del Corporation | 11 |
7 |
| Invent Umwelt-und Verfahrenstechnik AG | 130 |
7 |
| Specialized Desanders Inc. | 45 |
7 |
| Naf Water Filtration LLC | 11 |
7 |
| LG Chem, Ltd. | 17702 |
6 |
| Daritech, Inc. | 32 |
6 |
| Hydro International Limited, | 65 |
6 |
| Other owners | 1011 |