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PCE
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DIFF Main Group
F22B 5/00

Steam boilers of drum type, i.e. without internal furnace or fire tubes, the boiler body being contacted externally by flue gas

Introduced: September 1968

Of 3 combined children, 2 exist in both systems.

1 codes are CPC-only extensions.

Child Classifications

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  • F22B 5/005 CPC only CPC only
  • F22B 5/02 with auxiliary water tubes outside the boiler body IPC+CPC Available in IPC and CPC
  • F22B 5/04 Component parts thereof; Accessories therefor IPC+CPC Available in IPC and CPC