Concentric Cylinder Heat Exchanger.
DEPARTMENT OF THE NAVY WASHINGTON D C
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The patent describes a heat exchanger formed by a plurality of concentric tubes having annular spaces therebetween. Helical-shaped vanes having waves therein are disposed in the annular spaces. Interconnection means are provided to create fluidic paths through the annular spaces.
- Air Conditioning, Heating, Lighting and Ventilating