- All sections
- B - Performing operationstransporting
- B07B - Separating solids from solids by sieving, screening, sifting or by using gas currentsseparating by other dry methods applicable to bulk material, e.g. loose articles fit to be handled like bulk material
- B07B 4/02 - Separating solids from solids by subjecting their mixture to gas currents while the mixtures fall
Patent holdings for IPC class B07B 4/02
Total number of patents in this class: 217
10-year publication summary
|
12
|
16
|
29
|
27
|
16
|
15
|
16
|
13
|
13
|
4
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Pelletron Corporation | 25 |
8 |
| Volt Carbon Technologies Inc. | 9 |
5 |
| National Institute of Advanced Industrial Science and Technology | 3793 |
4 |
| Atacama Labs Oy | 14 |
4 |
| China Tobacco Yunnan Industrial Co., Ltd. | 265 |
4 |
| ThyssenKrupp Industrial Solutions AG | 630 |
4 |
| Vecor IP Holdings Limited | 29 |
4 |
| Tate & Lyle Solutions USA LLC | 131 |
4 |
| American Biocarbon, LLC | 8 |
3 |
| Dieffenbacher GmbH Maschinen- und Anlagenbau | 236 |
3 |
| Fives FCB | 62 |
3 |
| IFE Aufbereitungstechnik GmbH | 25 |
3 |
| Kompoferm GmbH | 47 |
3 |
| KSi Conveyor, Inc. | 35 |
3 |
| Mitsubishi Materials Corporation | 2462 |
3 |
| Siempelkamp Maschinen- und Anlagenbau GmbH & Co. KG | 133 |
3 |
| MAO, Xuemei | 21 |
3 |
| Rtx Corporation | 9831 |
3 |
| Blue Leaf I.P., Inc. | 2763 |
2 |
| Buhler AG | 519 |
2 |
| Other owners | 146 |