CPC Subgroup
F24H 1/127 Full Title
Water heaters, e.g. boilers, continuous-flow heaters or water-storage heaters (steam boilers F22B) > Continuous-flow heaters, i.e. heaters in which heat is generated only while the water is flowing, e.g. with direct contact of the water with the heating medium > in which the water is kept separate from the heating medium
1 direct subcode
Child Classifications
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