- All sections
- C - Chemistrymetallurgy
- C01B - Non-metallic elementscompounds thereof
- C01B 3/36 - Production of hydrogen or of gaseous mixtures containing hydrogen by reaction of gaseous or liquid organic compounds with gasifying agents, e.g. water, carbon dioxide, air by reaction of hydrocarbons with gasifying agents using oxygen or mixtures containing oxygen as gasifying agents
Patent holdings for IPC class C01B 3/36
Total number of patents in this class: 806
10-year publication summary
|
45
|
37
|
42
|
34
|
40
|
32
|
49
|
45
|
66
|
57
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Praxair Technology, Inc. | 1272 |
37 |
| Air Products and Chemicals, Inc. | 1455 |
35 |
| L'Air Liquide, Societe Anonyme pour l'Etude et l'Exploitation des Procedes Georges Claude | 4000 |
34 |
| Saudi Arabian Oil Company | 13686 |
34 |
| Shell Internationale Research Maatschappij B.V. | 3542 |
24 |
| BASF SE | 21098 |
22 |
| Casale SA | 634 |
21 |
| Topsoe A/S | 959 |
13 |
| Eastman Chemical Company | 2113 |
12 |
| Kellogg Brown & Root LLC | 516 |
12 |
| Linde Aktiengesellschaft | 1483 |
12 |
| Shell Oil Company | 2133 |
10 |
| Enerday GmbH | 91 |
9 |
| IHI Corporation | 3471 |
9 |
| Velocys Technologies Limited | 77 |
8 |
| 8 Rivers Capital, LLC | 239 |
7 |
| Grannus, LLC | 14 |
7 |
| Iogen Corporation | 152 |
7 |
| Watt Fuel Cell Corp. | 169 |
7 |
| Lurgi GmbH | 97 |
6 |
| Other owners | 480 |