- Sections
- B - Techniques industriellestransports
- B01D - Séparation
- B01D 53/48 - Composés du soufre
Détention brevets de la classe B01D 53/48
Brevets de cette classe: 527
Historique des publications depuis 10 ans
|
54
|
48
|
30
|
22
|
28
|
27
|
28
|
22
|
27
|
16
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Propriétaires principaux
| Proprétaire |
Total
|
Cette classe
|
|---|---|---|
| Saudi Arabian Oil Company | 14235 |
31 |
| Uop LLC | 4393 |
28 |
| Research Triangle Institute | 418 |
12 |
| Shell Internationale Research Maatschappij B.V. | 3403 |
10 |
| ThermoChem Recovery International, Inc. | 96 |
10 |
| Topsoe A/S | 1045 |
8 |
| China Petroleum & Chemical Corporation | 2152 |
7 |
| Ecolab USA Inc. | 5796 |
6 |
| Shell Oil Company | 2071 |
5 |
| Fluor Technologies Corporation | 361 |
5 |
| Streamline Innovations, Inc. | 65 |
5 |
| International Business Machines Corporation | 62634 |
4 |
| BASF Corporation | 1681 |
4 |
| Battelle Memorial Institute | 2604 |
4 |
| Gas Technology Institute | 336 |
4 |
| Huaneng Clean Energy Research Institute | 509 |
4 |
| NexoSolutions LLC | 4 |
4 |
| Praxair Technology, Inc. | 1222 |
4 |
| GE Infrastructure Technology, LLC | 6171 |
4 |
| Baker Hughes Holdings LLC | 3023 |
4 |
| Autres propriétaires | 364 |