- All sections
- B - Performing operations; transporting
- B01D - Separation
- B01D 21/00 - Separation of suspended solid particles from liquids by sedimentation
Patent holdings for IPC class B01D 21/00
Total number of patents in this class: 1635
10-year publication summary
144
|
152
|
161
|
185
|
157
|
184
|
162
|
145
|
104
|
27
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Adey Holdings (2008) Limited | 322 |
24 |
Veolia Water Solutions & Technologies Support | 547 |
16 |
Flamco B.V. | 85 |
12 |
Halliburton Energy Services, Inc. | 20165 |
11 |
Evoqua Water Technologies LLC | 904 |
11 |
FloDesign Sonics, Inc. | 186 |
10 |
Hydro International Limited, | 86 |
9 |
Smith & Loveless, Inc. | 109 |
9 |
Commissariat à l'énergie atomique et aux energies alternatives | 10525 |
8 |
Meurer Research, Inc. | 32 |
8 |
Saudi Arabian Oil Company | 11322 |
8 |
Bio Clean Environmental Services, Inc. | 32 |
7 |
Cameron International Corporation | 1305 |
7 |
Contech Engineered Solutions LLC | 208 |
7 |
Ovivo Inc. | 137 |
7 |
Sulzer Management AG | 613 |
7 |
BASF SE | 19740 |
6 |
Becton, Dickinson and Company | 6712 |
6 |
Dow Global Technologies LLC | 10147 |
6 |
ExxonMobil Upstream Research Company | 2525 |
6 |
Other owners | 1450 |