Liquid heaters and vaporizers – Indirectly heated – Separate fluid
Patent
1976-09-22
1978-02-28
Sprague, Kenneth W.
Liquid heaters and vaporizers
Indirectly heated
Separate fluid
122441, 122483, F22B 108, F22D 128
Patent
active
040759784
ABSTRACT:
An apparatus for heating a fluid in which a vapor generator is provided which includes a furnace section for combusting a fuel and means to pass water in a heat exchange relation to the furnace section to convert the water to steam. A heat exchanger is provided in fluid flow communication with the furnace section for receiving the steam and for passing the steam in a heat exchange relation with the fluid to preheat the fluid. An additional heat exchanger is provided adjacent the furnace section for receiving the combustion gases from the furnace section and passing same in a heat exchange relation with the preheated fluid to apply additional heat to the fluid.
REFERENCES:
patent: 1768448 (1930-06-01), Hartmann et al.
patent: 1784426 (1930-12-01), Gleichmann
patent: 2881741 (1959-04-01), Buri
patent: 3020894 (1962-02-01), Rowand
Davies Ronald L.
Friedrich Jan L.
Foster Wheeler Energy Corporation
Naigur Marvin A.
Sprague Kenneth W.
Wilson John E.
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