Liquid heaters and vaporizers – Flue – Horizontal
Patent
1978-05-12
1980-03-11
Yuen, Henry C.
Liquid heaters and vaporizers
Flue
Horizontal
122136C, 122149, F22B 3100
Patent
active
041922590
ABSTRACT:
A steel heating boiler for liquid or gaseous fuels, with a water-bearing housing, between the front and rear walls of which is arranged in a liquid-tight manner a cylindrical installation unit consisting of combustion chamber and fuel-gas flues. The steel heating boiler which is intended for the operation of hot-water heating systems is distinguished by the fact that the installation unit, whose combustion chamber and fuel-gas flues are provided with a corrosion-resistant lining known per se, has on the inside end closure members included in the lining, whose outside diameter is larger than the outside diameter of the installation unit, the outer peripheral edges of the end closure members being connected to the opening edges of the front and rear walls in a liquid-tight way and at least the inside diameter of the burner-side end closure member being made smaller than the inside diameter of the installation unit.
REFERENCES:
patent: 3734066 (1973-05-01), Scheyen
patent: 4109614 (1978-08-01), Viessmann
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