Liquid heaters and vaporizers – Fire and water tube – Fluid fuel
Patent
1977-03-15
1978-11-07
Sprague, Kenneth W.
Liquid heaters and vaporizers
Fire and water tube
Fluid fuel
122235R, F22B 1102
Patent
active
041239954
ABSTRACT:
Hot water or steam boiler comprising a furnace section and a convection section in which the furnace section is limited by a wall section formed of liquid or steam tubes placed side by side, while the convection section has a number of liquid or steam chambers communicating with said liquid or steam tubes, through the which chambers there run flue gas tubes communicating with said furnace section through flue gas chambers and sealed off from the fluid or steam chamber.
REFERENCES:
patent: 811785 (1906-02-01), Meurisse
patent: 2038580 (1936-04-01), LaMont
patent: 3012548 (1961-12-01), Guszmann
patent: 3918410 (1975-11-01), Backman
Osby Varme AB
Sprague Kenneth W.
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