- All sections
- B - Performing operationstransporting
- B01J - Chemical or physical processes, e.g. catalysis or colloid chemistrytheir relevant apparatus
- B01J 8/12 - Chemical or physical processes in general, conducted in the presence of fluids and solid particlesApparatus for such processes with moving particles moved by gravity in a downward flow
Patent holdings for IPC class B01J 8/12
Total number of patents in this class: 289
10-year publication summary
|
21
|
17
|
14
|
15
|
15
|
13
|
17
|
17
|
11
|
15
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Uop LLC | 4241 |
28 |
| IFP Energies Nouvelles | 2952 |
22 |
| BASF SE | 20979 |
13 |
| Dow Global Technologies LLC | 10402 |
12 |
| ThyssenKrupp AG | 3308 |
10 |
| Ohio State Innovation Foundation | 2166 |
7 |
| ThyssenKrupp Industrial Solutions AG | 632 |
7 |
| J-POWER EnTech, Inc. | 17 |
6 |
| Saudi Arabian Oil Company | 13349 |
6 |
| ThyssenKrupp Uhde GmbH | 336 |
6 |
| ExxonMobil Research And Engineering Company | 2562 |
5 |
| Aramco Services Company | 4023 |
4 |
| Axens | 277 |
4 |
| Calix Ltd | 93 |
4 |
| China Petroleum & Chemical Corporation | 1908 |
4 |
| Shell Internationale Research Maatschappij B.V. | 3553 |
3 |
| Xerox Corporation | 6986 |
3 |
| Borealis Technology Oy | 203 |
3 |
| ENI S.p.A. | 1272 |
3 |
| IFP | 155 |
3 |
| Other owners | 136 |