Furnace radiant sections with vertical heat exchanger tubing, an

Details Furnace radiant sections with vertical heat exchanger tubing, an Furnace radiant sections with vertical heat exchanger tubing, an

1990-06-08

1991-04-09

Favors, Edward G.

Liquid heaters and vaporizers

Water tube

Having plural fireboxes

29890051, 110234, 122 4R, 122 131, F22B 3100

Patent

active

050055305

ABSTRACT:
The method of combining two furnaces into one, each furnace having a lower radiant section that includes upright walls and horizontal heat exchanger tubes, and an upper convection section, the lower section having associated fuel burners, including removing the horizontal heat exchanger tubes from the lower section; extending the lower section upright walls vertically upwardly, and providing space between the vertically extended lower sections; providing top walls over the vertically extended lower sections, and providing vertically extending heat exchanger tubing and suspending the tubing vertically within the vertically extended lower radiant sections, to be heated by hot gases produced by combustion of fuel supplied via the burners; and providing and locating an upright convection section of the furnace in flow receiving communication with the lower sections via lateral passages therefrom.

REFERENCES:
patent: 3172739 (1965-03-01), Koniewiez
patent: 3182638 (1965-05-01), Lee et al.
patent: 3566845 (1971-03-01), Barnes

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