- 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: 311
10-year publication summary
|
20
|
14
|
16
|
17
|
15
|
25
|
22
|
13
|
24
|
16
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Uop LLC | 4407 |
27 |
| IFP Energies Nouvelles | 3112 |
22 |
| BASF SE | 21328 |
17 |
| ThyssenKrupp AG | 3332 |
13 |
| Dow Global Technologies LLC | 11029 |
11 |
| ThyssenKrupp Uhde GmbH | 382 |
9 |
| Calix Ltd | 88 |
8 |
| Ohio State Innovation Foundation | 2398 |
7 |
| Saudi Arabian Oil Company | 14349 |
7 |
| J-POWER EnTech, Inc. | 17 |
6 |
| ThyssenKrupp Industrial Solutions AG | 630 |
6 |
| ExxonMobil Research And Engineering Company | 2395 |
5 |
| Chevron U.S.A. Inc. | 4166 |
5 |
| Aramco Services Company | 4192 |
5 |
| Axens | 298 |
4 |
| China Petroleum & Chemical Corporation | 2173 |
4 |
| Borealis Technology Oy | 138 |
3 |
| ENI S.p.A. | 1316 |
3 |
| IFP | 134 |
3 |
| Technische Universitat Wien | 403 |
3 |
| Other owners | 143 |