- Sections
- B - Techniques industriellestransports
- B01D - Séparation
- B01D 53/48 - Composés du soufre
Détention brevets de la classe B01D 53/48
Brevets de cette classe: 518
Historique des publications depuis 10 ans
|
47
|
43
|
29
|
18
|
24
|
25
|
23
|
17
|
26
|
6
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Propriétaires principaux
| Proprétaire |
Total
|
Cette classe
|
|---|---|---|
| Saudi Arabian Oil Company | 13940 |
31 |
| Uop LLC | 4301 |
28 |
| Research Triangle Institute | 415 |
12 |
| Shell Internationale Research Maatschappij B.V. | 3474 |
10 |
| ThermoChem Recovery International, Inc. | 99 |
10 |
| China Petroleum & Chemical Corporation | 2027 |
6 |
| Ecolab USA Inc. | 5707 |
6 |
| Shell Oil Company | 2104 |
5 |
| Fluor Technologies Corporation | 369 |
5 |
| Streamline Innovations, Inc. | 65 |
5 |
| Topsoe A/S | 993 |
5 |
| International Business Machines Corporation | 62148 |
4 |
| BASF Corporation | 1689 |
4 |
| Battelle Memorial Institute | 2547 |
4 |
| Gas Technology Institute | 339 |
4 |
| Huaneng Clean Energy Research Institute | 507 |
4 |
| NexoSolutions LLC | 4 |
4 |
| Praxair Technology, Inc. | 1225 |
4 |
| Baker Hughes Holdings LLC | 2981 |
4 |
| Schlumberger Oilfield UK Limited | 53 |
4 |
| Autres propriétaires | 359 |