Heating boiler

Details Heating boiler Heating boiler

1977-09-21

1979-12-25

Sprague, Kenneth W.

Liquid heaters and vaporizers

Sectional

Vertical sections

122182S, F22B 2500

Patent

active

041800184

ABSTRACT:
A heating boiler with a combustion chamber between a front wall, a rear wall and a convection part in each one of the side walls, a flue system composed of parallel flues of substantially circular cross-section arranged vertically in different cross-section planes through the boiler with at least two flues in each side wall in one and the same cross sectional plane, forming upwards or downwards passages for flue gases.

REFERENCES:
patent: 1085210 (1914-01-01), Kitchen
patent: 1851453 (1932-03-01), Silver
patent: 2173115 (1939-09-01), Hutto
patent: 4022163 (1977-05-01), Baumgartner et al.

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