IPC Main Group
F23J 11/00 Devices for conducting smoke or fumes, e.g. flues
Introduced: September 1968
Last revised: January 2006
Classification Context
- Section:
- MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- Class:
- COMBUSTION APPARATUS; COMBUSTION PROCESSES
- Subclass:
- REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
5 direct subcodes
Child Classifications
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- F23J 11/02 for conducting smoke or fumes originating from various locations to the outside, e.g. in locomotive sheds, in garages
- F23J 11/04 in locomotives; in road vehicles; in ships
- F23J 11/08 for portable apparatus
- F23J 11/1 for tents; for log huts; for other inflammable structures
- F23J 11/12 Smoke conduit systems for factories or large buildings