Heat exchanger

Details Heat exchanger Heat exchanger

1982-09-07

1984-04-17

Favors, Edward G.

Liquid heaters and vaporizers

Water tube

Coil

122367C, 165163, F22B 2100

Patent

active

044427999

ABSTRACT:
In a heat exchanger of the type in which hot exhaust gases transfer heat to water or the like flowing through a helical heat exchange coil, the use, as a significant improvement to the efficiency of the heat exchange occurring therebetween, of a conduit for the water having external helical fluting such that the hot gases circulate along two paths, rather than only one, and thus are more effectively able to transfer heat to the water.

REFERENCES:
patent: 2163199 (1939-06-01), Hart
patent: 3534712 (1970-10-01), Reynolds
patent: 3612004 (1971-10-01), Cancilla et al.
patent: 3991821 (1976-11-01), Cook et al.
patent: 4097224 (1978-06-01), Cooksley
patent: 4291649 (1981-09-01), Boder

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