Field briefing
F28G · Cleaning of internal or external surfaces of heat-exchange or heat-transfer conduits
Cleaning of internal or external surfaces of heat-exchange or heat-transfer conduits, e.g. water tubes or boilers. Patents classified in CPC F28G, part of Engines, machines, heating and lighting.
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Newest patents in F28G · Cleaning of internal or external surfaces of heat-exchange or heat-transfer conduits
1 patent imported from the European Patent Office; newest published 2026-07-17; most active companies: Anshan Anming Heat Pipe Tech Co Ltd.
- Low-thermal-resistance insulating heat pipe heat dissipation device for gas-insulated switchgear CN122418480A, published 2026-07-17
Most active companies
Counted over the newest 1 imported patents in this industry.
- Anshan Anming Heat Pipe Tech Co Ltd 1 patent