Heat exchanger for recovering waste heat

Details Heat exchanger for recovering waste heat Heat exchanger for recovering waste heat

1981-11-27

1985-03-12

Cline, William R.

Heat exchange

Structural installation

165164, 165 39, 165 40, 165DIG2, 237 55, 236 1D, F24H 300, F28D 702, B60H 2700, F24B 700

Patent

active

045039020

ABSTRACT:
Heat exchanger means for extracting heat from the flue gases of a warm air furnace is in the form of a tube wound spirally to define a first passageway wherein ambient air is heated by the flue gases passing through a second passageway between segments of the first passageway for the ambient air, the tube being provided with a deflector directing the flue gases through the second passageway and a shroud for controlling exhaust gases passing through and leaving the convolute tube.

REFERENCES:
patent: 1782325 (1929-04-01), Thomas
patent: 1941496 (1933-05-01), Schleh
patent: 2343542 (1944-03-01), Faunce
patent: 2380026 (1945-05-01), Clarke
patent: 2663549 (1953-12-01), Otten
patent: 2862666 (1958-12-01), Kriechbaum
patent: 3006334 (1961-10-01), Newell
patent: 4044950 (1977-08-01), Engeling et al.
patent: 4163441 (1979-08-01), Chen

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