Steam boilers of fire-box type, i.e. boilers where both combustion chambers and subsequent flues or fire tubes are arranged within the boiler body

Introduced: September 1968

Of 5 combined children, 4 exist in both systems.

1 codes are CPC-only extensions.

Child Classifications

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F22B 13/005 CPC only CPC only
F22B 13/02 mounted in fixed position with the boiler body disposed upright +1 CPC IPC+CPC Available in IPC and CPC
F22B 13/04 mounted in fixed position with the boiler body disposed substantially horizontally IPC+CPC Available in IPC and CPC
F22B 13/06 Locomobile, traction-engine, steam-roller, or locomotive boilers +1 CPC IPC+CPC Available in IPC and CPC
F22B 13/14 Component parts thereof; Accessories therefor +1 CPC IPC+CPC Available in IPC and CPC