- All sections
- B - Performing operations; transporting
- B01J - Chemical or physical processes, e.g. catalysis or colloid chemistry; their relevant apparatus
- B01J 8/44 - Fluidisation grids
Patent holdings for IPC class B01J 8/44
Total number of patents in this class: 239
10-year publication summary
|
18
|
22
|
17
|
16
|
11
|
22
|
19
|
15
|
13
|
6
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Dow Global Technologies LLC | 10147 |
20 |
| Uop LLC | 4083 |
12 |
| Borealis AG | 2558 |
8 |
| Glatt GmbH | 119 |
7 |
| INEOS Europe AG | 188 |
7 |
| China Petroleum & Chemical Corporation | 1623 |
6 |
| BASF SE | 19740 |
5 |
| LG Chem, Ltd. | 17205 |
5 |
| Shanghai Research Institute of Petrochemical Technology Sinopec | 252 |
5 |
| FLSmidth A/S | 923 |
5 |
| ExxonMobil Research And Engineering Company | 2830 |
4 |
| Basell Poliolefine Italia S.r.l. | 867 |
4 |
| Glatt Ingenieurtechnik GmbH | 39 |
4 |
| Woven Metal Products, Inc. | 19 |
4 |
| Basell Polyolefine GmbH | 575 |
3 |
| Doosan Lentjes GmbH | 48 |
3 |
| IFP Energies Nouvelles | 2717 |
3 |
| Recycling Technologies Ltd. | 13 |
3 |
| SABIC Global Technologies B.V. | 4044 |
3 |
| ThyssenKrupp AG | 3086 |
3 |
| Other owners | 125 |