- All sections
- B - Performing operations; transporting
- B01D - Separation
- B01D 53/12 - Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical 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 with dispersed adsorbents according to the "fluidised technique"
Patent holdings for IPC class B01D 53/12
Total number of patents in this class: 130
10-year publication summary
|
17
|
17
|
20
|
10
|
7
|
6
|
6
|
5
|
9
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| ThermoChem Recovery International, Inc. | 96 |
12 |
| General Electric Technology GmbH | 1599 |
5 |
| Korea Research Institute of Chemical Technology | 1337 |
4 |
| Uop LLC | 4188 |
3 |
| AMEC Foster Wheeler Energia Oy | 23 |
3 |
| Reliance Industries Limited | 440 |
3 |
| Saudi Arabian Oil Company | 12446 |
3 |
| T. Hasegawa Co., Ltd. | 82 |
3 |
| United Conveyor LLC | 31 |
3 |
| Shell Internationale Research Maatschappij B.V. | 3722 |
2 |
| DTE Energy | 2 |
2 |
| King Fahd University of Petroleum and Minerals | 1008 |
2 |
| Solios Environnement | 18 |
2 |
| Southeast University | 1304 |
2 |
| Universidad de Sevilla | 361 |
2 |
| Beijing Huashi United Energy Technology and Development Co., Ltd. | 15 |
2 |
| General Electric Company | 17789 |
1 |
| Hitachi Chemical Company, Ltd. | 2387 |
1 |
| Mitsubishi Electric Corporation | 44851 |
1 |
| Shell Oil Company | 2153 |
1 |
| Other owners | 73 |