- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F23B - Methods or apparatus for combustion using only solid fuel
- F23B 80/02 - Combustion apparatus characterised by means creating a distinct flow path for flue gases or for non-combusted gases given off by the fuel by means for returning flue gases to the combustion chamber or to the combustion zone
Patent holdings for IPC class F23B 80/02
Total number of patents in this class: 35
10-year publication summary
|
5
|
3
|
1
|
1
|
2
|
1
|
3
|
2
|
0
|
2
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| SL-Technik GmbH | 22 |
3 |
| Her Majesty the Queen in right of Canada, as represented by the Minister of Natural Resources | 105 |
2 |
| IHI Corporation | 3450 |
2 |
| POSCO | 2186 |
2 |
| Mitsubishi Power, Ltd. | 1772 |
2 |
| Siemens AG Österreich | 316 |
1 |
| Colorado State University Research Foundation | 706 |
1 |
| Electric Power Development Co., Ltd. | 72 |
1 |
| Foster Wheeler Energia Oy | 47 |
1 |
| General Electric Technology GmbH | 1370 |
1 |
| Gruppo Piazzetta S.P.A. | 25 |
1 |
| Her Majesty The Queen in Right of Canada AS represented by The Minister of Natural Resources Canada | 52 |
1 |
| Industrial Accessories Company | 10 |
1 |
| Karlsruher Institut fur Technologie | 381 |
1 |
| Korea Institute of Machinery & Materials | 749 |
1 |
| Logan Outdoor Products LLC | 129 |
1 |
| Martin GmbH fur Umwelt-und Energietechnik | 54 |
1 |
| ThyssenKrupp Polysius Aktiengesellschaft | 23 |
1 |
| Innovaat.com International Inc. | 2 |
1 |
| Brum S.r.l. | 8 |
1 |
| Other owners | 9 |