Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall

Classification Context

Section:

MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING

Class:

HEAT EXCHANGE IN GENERAL

Subclass:

HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT; HEAT STORAGE PLANTS OR APPARATUS IN GENERAL

Child Classifications

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• F28D 7/02 the conduits being helically coiled
• F28D 7/04 the conduits being spirally coiled
• F28D 7/06 the conduits having a single U-bend
• F28D 7/08 the conduits being otherwise bent, e.g. in a serpentine or zig-zag
• F28D 7/1 the conduits being arranged one within the other, e.g. concentrically
• F28D 7/16 the conduits being arranged in parallel spaced relation