- All sections
- B - Performing operationstransporting
- B01D - Separation
- B01D 1/28 - Evaporating with vapour compression
Patent holdings for IPC class B01D 1/28
Total number of patents in this class: 395
10-year publication summary
|
38
|
38
|
42
|
30
|
32
|
37
|
25
|
31
|
29
|
9
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| DEKA Products Limited Partnership | 1838 |
22 |
| Energy Integration, Inc. | 22 |
14 |
| Uop LLC | 4285 |
11 |
| Aquafair AB | 14 |
10 |
| Aquaback Technologies, Inc. | 8 |
7 |
| Toyo Engineering Corporation | 150 |
7 |
| GEA Wiegand GmbH | 27 |
6 |
| Purestream Services, LLC | 19 |
6 |
| Saudi Arabian Oil Company | 13904 |
6 |
| Wga Water Global Access, S.L. | 18 |
6 |
| Bechtel Energy Technologies & Solutions, Inc. | 74 |
5 |
| Vacom Systems, LLC | 6 |
5 |
| Cameron International Corporation | 1357 |
4 |
| Doosan Heavy Industries & Construction Co., Ltd. | 580 |
4 |
| Sedron Technologies, LLC | 11 |
4 |
| Massachusetts Institute of Technology | 10190 |
3 |
| Purdue Research Foundation | 3805 |
3 |
| Alcoa of Australia Limited | 43 |
3 |
| Caloris Engineering, LLC | 25 |
3 |
| ConocoPhillips Company | 1699 |
3 |
| Other owners | 263 |