- Sections
- F - éclairage; chauffage; armement; sautage
- F04D - Pompes à déplacement non positif
- F04D 31/00 - Pompage simultané de liquides et de fluides compressibles
Détention brevets de la classe F04D 31/00
Brevets de cette classe: 229
Historique des publications depuis 10 ans
|
24
|
33
|
20
|
23
|
16
|
11
|
8
|
16
|
8
|
1
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Propriétaires principaux
| Proprétaire |
Total
|
Cette classe
|
|---|---|---|
| Sulzer Management AG | 613 |
16 |
| Nuovo Pignone Tecnologie S.r.l. | 789 |
14 |
| General Electric Company | 18133 |
13 |
| Statoil Petroleum AS | 555 |
11 |
| FMC Technologies, Inc. | 603 |
8 |
| Carnot Compression Inc. | 14 |
8 |
| Equinor Energy AS | 475 |
7 |
| ExxonMobil Upstream Research Company | 2525 |
6 |
| Halliburton Energy Services, Inc. | 20165 |
5 |
| Pratt & Whitney Canada Corp. | 4215 |
5 |
| Rtx Corporation | 8674 |
5 |
| Aker Subsea AS | 130 |
4 |
| FMC Kongsberg Subsea AS | 251 |
4 |
| IFP Energies Nouvelles | 2717 |
4 |
| OneSubsea IP UK Limited | 378 |
4 |
| GE Infrastructure Technology, LLC | 5873 |
4 |
| Honeywell International Inc. | 13799 |
3 |
| Alfa Laval Corporate AB | 1265 |
3 |
| Concepts Nrec, LLC | 58 |
3 |
| Edwards Limited | 764 |
3 |
| Autres propriétaires | 99 |