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PCE
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DIFF Subgroup
F22D 1/32

arranged to be heated by steam, e.g. bled from turbines

Introduced: September 1968

Full Title

Full titles differ between systems:

IPC:

Feed-water heaters, e.g. preheaters > arranged to be heated by steam, e.g. bled from turbines

CPC:

Feed-water heaters, i.e. economisers or like preheaters > arranged to be heated by steam, e.g. bled from turbines

Of 2 combined children, 1 exist in both systems.

1 codes are CPC-only extensions.

Child Classifications

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  • F22D 1/325 CPC only CPC only
  • F22D 1/34 and returning condensate to boiler with main feed supply IPC+CPC Available in IPC and CPC