Stoves and furnaces – Hot-air furnaces – Tubular air heater
Patent
1991-11-21
1993-04-27
Yeung, James C.
Stoves and furnaces
Hot-air furnaces
Tubular air heater
126 99D, 126106, 126110R, 165145, F24H 308
Patent
active
052052761
ABSTRACT:
A compact heat exchanger for a fuel-fired heating furnace. The heat exchanger has a radiative heat transfer section including at least one firetube for containing flue gases as the air to be heated passes over the firetube and a convective section including a shell-and-tube heat transfer apparatus arranged to receive flue gases from the firetube in the shell region and the air to be heated after it passes over the firetube in the tubes.
REFERENCES:
patent: 1334741 (1920-03-01), Dundon
patent: 1814010 (1931-07-01), Snow
patent: 2094456 (1937-09-01), Lattner
patent: 2299901 (1942-10-01), Johnston
patent: 4182303 (1980-01-01), Muckelrath
patent: 5094224 (1992-03-01), Diesch
Aronov Michael A.
Sheridan Roger D.
Gas Research Institute
Yeung James C.
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