- All sections
- B - Performing operationstransporting
- B01D - Separation
- B01D 53/40 - Acidic components
Patent holdings for IPC class B01D 53/40
Total number of patents in this class: 311
10-year publication summary
|
26
|
23
|
22
|
17
|
12
|
14
|
9
|
14
|
17
|
7
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Uop LLC | 4318 |
11 |
| Korea Institute of Energy Research | 882 |
10 |
| ARQ Solutions (es), Inc. | 61 |
10 |
| IFP Energies Nouvelles | 3035 |
8 |
| Commonwealth Scientific and Industrial Research Organisation | 1660 |
7 |
| Kurita Water Industries Ltd. | 1264 |
7 |
| Solvay SA | 958 |
7 |
| The Regents of the University of California | 20574 |
6 |
| Research Triangle Institute | 415 |
6 |
| Championx LLC | 614 |
6 |
| BASF SE | 21150 |
5 |
| Battelle Memorial Institute | 2593 |
5 |
| General Electric Technology GmbH | 1345 |
5 |
| Lawrence Livermore National Security, LLC | 1961 |
4 |
| Durr Systems, Inc. | 105 |
4 |
| Nalco Company | 550 |
4 |
| Sinfonia Technology Co., Ltd. | 277 |
4 |
| Messer Industries USA, Inc. | 123 |
4 |
| GE Vernova Infrastructure Technology LLC | 429 |
4 |
| Mitsubishi Heavy Industries, Ltd. | 9030 |
3 |
| Other owners | 191 |