- All sections
- B - Performing operationstransporting
- B01D - Separation
- B01D 9/00 - Crystallisation
Patent holdings for IPC class B01D 9/00
Total number of patents in this class: 1066
10-year publication summary
|
53
|
74
|
123
|
127
|
92
|
99
|
91
|
73
|
103
|
32
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| BASF SE | 20728 |
26 |
| Sulzer Management AG | 656 |
25 |
| Veolia Water Technologies, Inc. | 77 |
13 |
| Sulzer Chemtech AG | 66 |
11 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10810 |
9 |
| E. & J. Gallo Winery | 1976 |
8 |
| M. Technique Co., Ltd. | 246 |
8 |
| Massachusetts Institute of Technology | 9984 |
7 |
| GEA Messo GmbH | 9 |
7 |
| Nippon Shokubai Co., Ltd. | 1508 |
7 |
| INEOS US Chemicals Company | 32 |
7 |
| Siemens AG | 24563 |
6 |
| LG Chem, Ltd. | 17538 |
6 |
| Biosyn Arzneimittel GmbH | 70 |
6 |
| Cap III B.V. | 58 |
6 |
| Sanuwave, Inc. | 90 |
6 |
| Naturamide IP LLC | 13 |
6 |
| Carbon Engineering ULC | 42 |
6 |
| DSM IP Assets B.V. | 5672 |
5 |
| Dow Global Technologies LLC | 10328 |
5 |
| Other owners | 886 |