- All sections
- B - Performing operationstransporting
- B01D - Separation
- B01D 1/26 - Multiple-effect evaporating
Patent holdings for IPC class B01D 1/26
Total number of patents in this class: 337
10-year publication summary
|
20
|
24
|
79
|
28
|
19
|
23
|
17
|
16
|
22
|
8
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Saudi Arabian Oil Company | 14235 |
22 |
| Aramco Services Company | 4195 |
14 |
| Pierson Capital Environmental (Beijing) Limited | 11 |
7 |
| Westlake Vinyl Corporation | 8 |
6 |
| AquaSource Technologies Corporation | 21 |
5 |
| King Fahd University of Petroleum and Minerals | 1572 |
5 |
| Thermal Purification Technologies Limited | 5 |
5 |
| ICM, Inc. | 88 |
4 |
| I.d.e. Technologies Ltd. | 38 |
4 |
| King Abdulaziz City for Science and Technology | 146 |
4 |
| Sasakura Engineering Co., Ltd. | 51 |
4 |
| Whitefox Technologies Limited | 34 |
4 |
| IDE Water Technologies Ltd. | 59 |
4 |
| Greenblu | 5 |
4 |
| Rochem Separation System India (P) Ltd. | 6 |
4 |
| Hitachi, Ltd. | 16094 |
3 |
| Alfa Laval Corporate AB | 1337 |
3 |
| BL Technologies, Inc. | 843 |
3 |
| CFT S.p.A. | 46 |
3 |
| King Abdullah University of Science and Technology | 1852 |
3 |
| Other owners | 226 |