- All sections
- B - Performing operationstransporting
- B01D - Separation
- B01D 3/00 - Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
Patent holdings for IPC class B01D 3/00
Total number of patents in this class: 1982
10-year publication summary
|
165
|
187
|
200
|
150
|
139
|
135
|
102
|
110
|
135
|
79
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Uop LLC | 4397 |
64 |
| LG Chem, Ltd. | 17956 |
51 |
| BASF SE | 21320 |
44 |
| Saudi Arabian Oil Company | 14329 |
33 |
| IFP Energies Nouvelles | 3110 |
32 |
| Koch-Glitsch, LP | 196 |
28 |
| L'Air Liquide, Societe Anonyme pour l'Etude et l'Exploitation des Procedes Georges Claude | 4122 |
25 |
| Sulzer Management AG | 712 |
25 |
| SABIC Global Technologies B.V. | 4614 |
20 |
| DEKA Products Limited Partnership | 1900 |
16 |
| Whitefox Technologies Limited | 36 |
15 |
| Dow Global Technologies LLC | 11008 |
14 |
| Lummus Technology LLC | 493 |
14 |
| Eastman Chemical Company | 2097 |
13 |
| Gevo, Inc. | 284 |
13 |
| Casale SA | 637 |
12 |
| Chevron Phillips Chemical Company LP | 1864 |
12 |
| China Petroleum & Chemical Corporation | 2169 |
12 |
| GEA Wiegand GmbH | 25 |
12 |
| ICM, Inc. | 89 |
12 |
| Other owners | 1515 |