- All sections
- B - Performing operationstransporting
- B01D - Separation
- B01D 53/18 - Absorbing unitsLiquid distributors therefor
Patent holdings for IPC class B01D 53/18
Total number of patents in this class: 2178
10-year publication summary
|
129
|
139
|
133
|
151
|
144
|
164
|
163
|
197
|
265
|
180
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Heavy Industries, Ltd. | 9252 |
102 |
| Saudi Arabian Oil Company | 14398 |
63 |
| Fuji Electric Co., Ltd. | 5548 |
35 |
| ExxonMobil Upstream Research Company | 2283 |
35 |
| L'Air Liquide, Societe Anonyme pour l'Etude et l'Exploitation des Procedes Georges Claude | 4148 |
32 |
| IHI Corporation | 3552 |
31 |
| Toshiba Corporation | 12727 |
28 |
| Carbon Engineering ULC | 83 |
27 |
| Huaneng Clean Energy Research Institute | 511 |
26 |
| Toshiba Energy Systems & Solutions Corp. | 1139 |
22 |
| IFP Energies Nouvelles | 3125 |
21 |
| Linde Aktiengesellschaft | 1410 |
21 |
| Nuovo Pignone Tecnologie S.r.l. | 1232 |
21 |
| Mitsubishi Hitachi Power Systems, Ltd. | 991 |
20 |
| Honeywell International Inc. | 12767 |
19 |
| University of Kentucky Research Foundation | 732 |
19 |
| BASF SE | 21334 |
18 |
| Carbon Clean Solutions Limited | 59 |
17 |
| ThermoChem Recovery International, Inc. | 97 |
14 |
| Yara International ASA | 909 |
14 |
| Other owners | 1593 |