- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F28C - Heat-exchange apparatus, not provided for in another subclass, in which the heat-exchange media come into direct contact without chemical interaction
- F28C 3/10 - Other direct-contact heat-exchange apparatus one heat-exchange medium at least being a fluent solid, e.g. a particulate material
Patent holdings for IPC class F28C 3/10
Total number of patents in this class: 12
10-year publication summary
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1
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0
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1
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0
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2
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3
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0
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1
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0
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0
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| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Drexel University | 951 |
2 |
| Electric Power Research Institute, Inc. | 223 |
2 |
| Agency for Science, Technology and Research | 3512 |
1 |
| Alfa Laval Corporate AB | 1265 |
1 |
| Alliance for Sustainable Energy, LLC | 698 |
1 |
| AMEC Foster Wheeler Energia Oy | 23 |
1 |
| Karlsruher Institut fur Technologie | 364 |
1 |
| Linde Aktiengesellschaft | 1600 |
1 |
| Valmet Technologies Oy | 284 |
1 |
| Handstands Promo, LLC | 35 |
1 |
| Other owners | 0 |