- All sections
- B - Performing operations; transporting
- B01J - Chemical or physical processes, e.g. catalysis or colloid chemistry; their relevant apparatus
- B01J 38/66 - Liquid treating or treating in liquid phase, e.g. dissolved or suspended using salts using ammonia or derivatives thereof
Patent holdings for IPC class B01J 38/66
Total number of patents in this class: 45
10-year publication summary
|
7
|
3
|
2
|
10
|
4
|
2
|
3
|
1
|
2
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Shell Internationale Research Maatschappij B.V. | 3792 |
5 |
| The Chugoku Electric Power Co., Inc. | 498 |
4 |
| Arkema France | 3790 |
3 |
| Shell USA, Inc. | 1074 |
3 |
| Dow Global Technologies LLC | 10147 |
2 |
| Chevron U.S.A. Inc. | 3774 |
2 |
| Anellotech, Inc. | 68 |
2 |
| Chevron Phillips Chemical Company LP | 1779 |
2 |
| Council of Scientific & Industrial Research | 1397 |
2 |
| Topsoe A/S | 732 |
2 |
| BASF SE | 19740 |
1 |
| Evonik Degussa GmbH | 1574 |
1 |
| Corning Incorporated | 9932 |
1 |
| Catalytic Distillation Technologies | 160 |
1 |
| CoaLogix Technology Holdings Inc. | 3 |
1 |
| Cormetech, Inc. | 34 |
1 |
| Eurecat S.A. | 85 |
1 |
| IFP Energies Nouvelles (ifpen) | 2 |
1 |
| Kior, Inc. | 81 |
1 |
| Kunming University of Science and Technology | 117 |
1 |
| Other owners | 8 |