Regulating fuel supply

Introduced: September 1968

Of 7 combined children, 4 exist in both systems.

3 codes are CPC-only extensions.

Child Classifications

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F23N 1/002 CPC only CPC only
F23N 1/005 CPC only CPC only
F23N 1/007 CPC only CPC only
F23N 1/02 conjointly with air supply +3 CPC IPC+CPC Available in IPC and CPC
F23N 1/04 conjointly with air supply and with draught +3 CPC IPC+CPC Available in IPC and CPC
F23N 1/06 conjointly with draught +3 CPC IPC+CPC Available in IPC and CPC
F23N 1/08 conjointly with another medium, e.g. boiler water +3 CPC IPC+CPC Available in IPC and CPC