Liquid heaters and vaporizers – Sectional – Vertical sections
Patent
1976-05-12
1978-05-16
Sprague, Kenneth W.
Liquid heaters and vaporizers
Sectional
Vertical sections
122367C, F22B 2134
Patent
active
040893022
ABSTRACT:
Cast metal heat exchanger and mould therefor, in particular a fired central heating boiler operating on water or medium circulation, with two or more externally ribbed, hollow sections through which the water and about which the flue gases can flow, wherein the sections are cast integrally in sealed form at their end edges with sidewalls and end walls extending over the entire boiler length, except for the gas and water communication openings, on the side where the water and flue gas are present with respect to the outside atmosphere.
REFERENCES:
patent: 1924952 (1933-08-01), McIntire
patent: 3533379 (1970-10-01), Martin
Lavine Irvin A.
Remeha Fabrieken br - The Netherlands
Sprague Kenneth W.
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