DIFF Main Group
F23B 40/00 Combustion apparatus with driven means for feeding fuel into the combustion chamber
Introduced: January 2006
IPC and CPC are identically structured here. All 3 subcodes exist in both systems.
IPC defines codes here since 2006.
Child Classifications
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- F23B 40/02 the fuel being fed by scattering over the fuel-supporting surface since 2006 IPC+CPC Available in IPC and CPC
- F23B 40/04 the fuel being fed from below through an opening in the fuel-supporting surface since 2006 IPC+CPC Available in IPC and CPC
- F23B 40/06 the fuel being fed along the fuel-supporting surface since 2006 IPC+CPC Available in IPC and CPC