- All sections
- B - Performing operationstransporting
- B01D - Separation
- B01D 53/08 - Separation of gases or vapoursRecovering vapours of volatile solvents from gasesChemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases or aerosols by adsorption, e.g. preparative gas chromatography with moving adsorbents according to the "moving bed" method
Patent holdings for IPC class B01D 53/08
Total number of patents in this class: 221
10-year publication summary
|
23
|
11
|
12
|
12
|
12
|
12
|
11
|
18
|
16
|
27
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Huaneng Clean Energy Research Institute | 484 |
11 |
| Dow Global Technologies LLC | 10571 |
8 |
| General Electric Technology GmbH | 1372 |
7 |
| J-POWER EnTech, Inc. | 17 |
7 |
| Global Thermostat Operations LLC | 58 |
7 |
| Kawasaki Heavy Industries, Limited | 1648 |
6 |
| Huaneng Shandong Power Generation Co., Ltd. Zotye Power Plant | 48 |
6 |
| Huaneng Linyi Power Generation Co., Ltd | 44 |
6 |
| Uop LLC | 4259 |
5 |
| ExxonMobil Technology and Engineering Company | 1176 |
5 |
| Saudi Arabian Oil Company | 13686 |
4 |
| DDP Specialty Electronic Materials US, LLC | 843 |
4 |
| Bakelite Chemicals LLC | 78 |
4 |
| Shell Internationale Research Maatschappij B.V. | 3542 |
3 |
| ExxonMobil Research And Engineering Company | 2537 |
3 |
| Mitsubishi Electric Corporation | 46973 |
3 |
| Arkema France | 4176 |
3 |
| Institute of Process Engineering, Chinese Academy of Sciences | 303 |
3 |
| Research Triangle Institute | 407 |
3 |
| Kawasaki Jukogyo Kabushiki Kaisha (trading as Kawasaki Heavy Industries, Ltd.) | 3108 |
3 |
| Other owners | 120 |