- 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: 414
10-year publication summary
|
40
|
38
|
42
|
31
|
35
|
39
|
25
|
33
|
30
|
27
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| DEKA Products Limited Partnership | 1887 |
24 |
| Energy Integration, Inc. | 23 |
15 |
| Uop LLC | 4393 |
11 |
| Aquafair AB | 15 |
10 |
| Aquaback Technologies, Inc. | 8 |
7 |
| Toyo Engineering Corporation | 154 |
7 |
| Wga Water Global Access, S.L. | 21 |
7 |
| GEA Wiegand GmbH | 25 |
6 |
| Purestream Services, LLC | 19 |
6 |
| Saudi Arabian Oil Company | 14248 |
6 |
| Bechtel Energy Technologies & Solutions, Inc. | 78 |
5 |
| Vacom Systems, LLC | 6 |
5 |
| Cameron International Corporation | 1371 |
4 |
| Doosan Heavy Industries & Construction Co., Ltd. | 580 |
4 |
| Sulzer Management AG | 712 |
4 |
| Sedron Technologies, LLC | 12 |
4 |
| KMU LOFT Cleanwater SE | 7 |
4 |
| BASF SE | 21308 |
3 |
| LG Chem, Ltd. | 17929 |
3 |
| Massachusetts Institute of Technology | 10254 |
3 |
| Other owners | 276 |