DIFF Main Group
F23J 11/00 Devices for conducting smoke or fumes, e.g. flues (chimney stacks E04H12/28; removing cooking fumes from domestic stoves or ranges F24C15/20 )
Introduced: September 1968
Title
Titles differ between systems:
IPC: Devices for conducting smoke or fumes, e.g. flues
CPC: Devices for conducting smoke or fumes, e.g. flues (chimney stacks E04H12/28; removing cooking fumes from domestic stoves or ranges F24C15/20 )
Full Title
Full titles differ between systems:
IPC:
Devices for conducting smoke or fumes, e.g. flues
CPC:
Devices for conducting smoke or fumes, e.g. flues (chimney stacks E04H12/28; removing cooking fumes from domestic stoves or ranges F24C15/20 )
IPC and CPC are identically structured here. All 5 subcodes exist in both systems.
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 IPC+CPC Available in IPC and CPC
- F23J 11/10 for tents; for log huts; for other inflammable structures IPC+CPC Available in IPC and CPC