Device for reducing flue gas heat losses

Details Device for reducing flue gas heat losses Device for reducing flue gas heat losses

1977-09-22

1979-04-03

Davis, Jr., Albert W.

Liquid heaters and vaporizers

Feed heaters

122421, 165105, 165134DP, F22D 100

Patent

active

041471350

ABSTRACT:
A device for the reduction of heat losses due to flue gasses in boilers of the type having a flue and which are operated with oil or gas and wherein the boiler has a heat exchanger in the flue serving to reduce the temperature of the flue gases. A heat pipe having a U-shaped configuration is disposed in the flue with the heat exchanger being positioned between the pipe ends, and the warm side of the heat pipe is between the boiler and the heat exchanger.

REFERENCES:
patent: 1612854 (1927-01-01), Broido
patent: 2153942 (1939-04-01), Spalding, Jr.
patent: 2623506 (1952-12-01), Dalin et al.
patent: 2681047 (1954-06-01), Dalin et al.
patent: 2854220 (1958-09-01), Vaughan
patent: 3993244 (1976-11-01), Taylor
patent: 4029142 (1977-06-01), Van Beubering

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