- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F25J - Liquefaction, solidification, or separation of gases or gaseous mixtures by pressure and cold treatment
- F25J 5/00 - Arrangements of cold-exchangers or cold-accumulators in separation or liquefaction plants
Patent holdings for IPC class F25J 5/00
Total number of patents in this class: 274
10-year publication summary
|
14
|
9
|
22
|
38
|
18
|
21
|
12
|
11
|
6
|
2
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| L'Air Liquide, Societe Anonyme pour l'Etude et l'Exploitation des Procedes Georges Claude | 3997 |
46 |
| Saudi Arabian Oil Company | 13472 |
20 |
| Hercules Project Company LLC | 73 |
20 |
| Linde Aktiengesellschaft | 1493 |
19 |
| Praxair Technology, Inc. | 1286 |
17 |
| Uop LLC | 4248 |
11 |
| ConocoPhillips Company | 1682 |
10 |
| Shell Internationale Research Maatschappij B.V. | 3555 |
8 |
| JNC Corporation | 1506 |
8 |
| Taiyo Nippon Sanso Corporation | 365 |
8 |
| Linde GmbH | 1273 |
7 |
| Aramco Services Company | 4047 |
6 |
| Fluor Technologies Corporation | 375 |
5 |
| Chiyoda Corporation | 400 |
4 |
| Shell Oil Company | 2136 |
3 |
| Chart Energy & Chemicals, Inc. | 60 |
3 |
| Korea Gas Corporation | 119 |
3 |
| Technip France | 703 |
3 |
| Shell USA, Inc. | 1245 |
3 |
| Chevron U.S.A. Inc. | 4016 |
2 |
| Other owners | 68 |