- Sections
- C - Chimiemétallurgie
- C01B - Éléments non métalliquesleurs composés
- C01B 39/44 - Type ferriérite, p. ex. types ZSM-21, ZSM-35 ou ZSM-38
Détention brevets de la classe C01B 39/44
Brevets de cette classe: 73
Historique des publications depuis 10 ans
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4
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5
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5
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5
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6
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3
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4
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5
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5
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2
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Propriétaires principaux
| Proprétaire |
Total
|
Cette classe
|
|---|---|---|
| Tosoh Corporation | 1418 |
5 |
| University of Houston System | 1123 |
4 |
| SSI New Material (Zhenjiang) Co., Ltd. | 71 |
4 |
| INEOS Acetyls UK Limited | 53 |
4 |
| Chevron U.S.A. Inc. | 4155 |
3 |
| Johnson Matthey Public Limited Company | 1763 |
3 |
| Saudi Arabian Oil Company | 14296 |
3 |
| BP Chemicals Limited | 70 |
2 |
| China University of Petroleum (Beijing) | 304 |
2 |
| Dalian Institute of Chemical Physics, Chinese Academy of Sciences | 689 |
2 |
| IFP Energies Nouvelles | 3099 |
2 |
| King Fahd University of Petroleum and Minerals | 1585 |
2 |
| Neste Oyj | 793 |
2 |
| PetroChina Company Limited | 885 |
2 |
| Total Research & Technology Feluy | 437 |
2 |
| BASF SE | 21310 |
1 |
| The Regents of the University of California | 20802 |
1 |
| BASF Corporation | 1682 |
1 |
| Hyundai Motor Company | 24787 |
1 |
| Shin-Etsu Chemical Co., Ltd. | 6117 |
1 |
| Autres propriétaires | 26 |