- Sections
- B - Techniques industriellestransports
- B01D - Séparation
- B01D 53/81 - Procédés en phase solide
Détention brevets de la classe B01D 53/81
Brevets de cette classe: 420
Historique des publications depuis 10 ans
|
23
|
30
|
25
|
25
|
20
|
23
|
27
|
38
|
39
|
41
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Propriétaires principaux
| Proprétaire |
Total
|
Cette classe
|
|---|---|---|
| King Abdullah University of Science and Technology | 1807 |
9 |
| Taiheiyo Cement Corporation | 243 |
9 |
| The University of Tokyo | 4235 |
9 |
| Calgon Carbon Corporation | 240 |
8 |
| J-POWER EnTech, Inc. | 17 |
8 |
| Saudi Arabian Oil Company | 13472 |
8 |
| Toyobo Co., Ltd. | 2464 |
8 |
| Global Thermostat Operations LLC | 58 |
8 |
| Mitsubishi Heavy Industries, Ltd. | 8832 |
7 |
| Mitsubishi Gas Chemical Company, Inc. | 3485 |
6 |
| TOYOTA JIDOSHA KABUSHIKI KAISHA (also trading as TOYOTA MOTOR CORPORATION) | 12737 |
6 |
| Environment Sustainable System Engineering Technology Co., Ltd. | 23 |
6 |
| The Regents of the University of California | 20172 |
5 |
| Kurita Water Industries Ltd. | 1213 |
5 |
| Mitsubishi Heavy Industries Environmental & Chemical Engineering Co., Ltd. | 126 |
5 |
| Sintokogio, Ltd. | 1164 |
5 |
| Hitachi, Ltd. | 15612 |
4 |
| W. L. Gore & Associates, Inc. | 2735 |
4 |
| L'Air Liquide, Societe Anonyme pour l'Etude et l'Exploitation des Procedes Georges Claude | 3997 |
4 |
| Mitsubishi Hitachi Power Systems, Ltd. | 993 |
4 |
| Autres propriétaires | 292 |