IPC Subgroup
F26B 21/2 Circulating air or gases in closed cycles, e.g. wholly within the drying enclosure
Introduced: January 2026
Full Title
Arrangements for supplying or controlling air or other gases for drying solid materials or objects > Circulating air or gases in closed cycles, e.g. wholly within the drying enclosure
Classification Context
- Section:
- MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- Class:
- DRYING
- Subclass:
- DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
1 direct subcode
Child Classifications
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- F26B 21/25 partly outside the drying enclosure