CPC Subgroup
F22D 1/32 arranged to be heated by steam, e.g. bled from turbines
Full Title
Feed-water heaters, i.e. economisers or like preheaters > arranged to be heated by steam, e.g. bled from turbines
2 direct subcodes
Child Classifications
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- F22D 1/34 and returning condensate to boiler with main feed supply