Heat recovery system for furnaces and the like

Details Heat recovery system for furnaces and the like Heat recovery system for furnaces and the like

1978-06-02

1979-12-11

Sprague, Kenneth W.

Liquid heaters and vaporizers

Subsidiary

122355, 122421, F22B 102, F22D 100

Patent

active

041777662

ABSTRACT:
A modular, heat recovery system is provided for use with furnaces, boilers, and the like where otherwise waste exhaust heat is utilized to heat water for home or apartment use. This system includes a plurality of modular pipe loop sections interconnected with one another and mounted in proximity to the stack of the furnace. Each section includes several courses of longitudinally extending U-shaped loops supported on a common perpendicular pipe section at one end and which forms part of a supply line for other sections. Each section is provided with unions and valves by means of which an entire section maybe disconnected for repairs from the other sections without interruption of the operation of the other sections. A drip pan is provided at the lower end of the system to prevent water leaks from dripping onto the furnace.

REFERENCES:
patent: 2553691 (1951-05-01), Waltman
patent: 3793992 (1974-02-01), Marquez
patent: 3987761 (1976-10-01), Downs et al.
patent: 4037567 (1977-07-01), Torres
patent: 4122801 (1978-10-01), Burns

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