- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F28G - Cleaning of internal or external surfaces of heat-exchange or heat-transfer conduits, e.g. water tubes of boilers
- F28G 3/06 - Rotary appliances having articulated tools, e.g. assembled in chain manner
Patent holdings for IPC class F28G 3/06
Total number of patents in this class: 2
10-year publication summary
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2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Beijing University of Chemical Technology | 287 |
1 |
Sino Eco-tech Co, Ltd | 1 |
1 |
Other owners | 0 |