- Sections
- C - Chimie; métallurgie
- C01B - Chimie inorganique éléments non métalliques; leurs composés
- C01B 21/46 - Purification; Séparation
Détention brevets de la classe C01B 21/46
Brevets de cette classe: 32
Historique des publications depuis 10 ans
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0
|
3
|
1
|
2
|
1
|
7
|
4
|
6
|
4
|
0
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| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Propriétaires principaux
| Proprétaire |
Total
|
Cette classe
|
|---|---|---|
| Casale SA | 572 |
6 |
| Yara International ASA | 753 |
6 |
| de Dietrich Process Systems GmbH | 20 |
3 |
| N2 Applied AS | 12 |
2 |
| Clairion Ltd. | 7 |
2 |
| Asher Vitner Ltd. | 6 |
1 |
| Astom Corporation | 31 |
1 |
| Eyal Research Consultants Ltd | 8 |
1 |
| Royal Canadian Mint | 36 |
1 |
| Solvay SA | 1181 |
1 |
| Plinke GmbH | 17 |
1 |
| Covestro Intellectual Property GmbH & Co. KG | 501 |
1 |
| Limited Liability Company "innovative Chemical Engineering" | 1 |
1 |
| Wisdri Engineering & Research Incorporation Limited | 132 |
1 |
| Suzhou Jingzhou Equipment Technology Co., Ltd. | 10 |
1 |
| Lianshi New Material Corp., Ltd. | 5 |
1 |
| Green Advanced Technology Ltd. | 2 |
1 |
| Green Fine Technology Corp. | 2 |
1 |
| Autres propriétaires | 0 |