Pre-heater

Details Pre-heater Pre-heater

1985-08-29

1987-12-22

Yuen, Henry C.

Liquid heaters and vaporizers

Stand boiler

122 17, 122 19, 122 20B, 122136R, F22B 500

Patent

active

047140500

ABSTRACT:
An industrial oven, including the combination of a steam generating tank having a water inlet and a steam outlet; walls depending from said tank for defining a combustion chamber therebelow; a preheater associated with one of the said walls exteriorially of said combustion chamber and having a water inlet therein and a water outlet thereof; said preheater water outlet communicating with said tank water inlet; means for generating heat energy within said combustion chamber so as to preheat water within said preheater and generate steam from water within said tank; and means for controlling the introduction of water into said preheater and into said tank so as to minimize the drop of steam pressure in said tank during introduction of water into said tank.

REFERENCES:
patent: 1393741 (1921-10-01), Birchfield
patent: 1585945 (1926-05-01), Sweeney
patent: 1791064 (1931-02-01), Murray
patent: 2006838 (1935-07-01), Mills
patent: 2814278 (1957-11-01), Cameron
patent: 3259107 (1966-07-01), Dalin
patent: 3718544 (1973-02-01), Sims
patent: 4136731 (1979-01-01), De Boer
patent: 4327670 (1982-05-01), Teller
patent: 4408567 (1983-10-01), Morton
patent: 4418649 (1983-12-01), Purvis
patent: 4549525 (1985-10-01), Narang

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