Cast metal heat exchanger, as well as mould therefor
AssigneeRemeha Fabrieken br - The Netherlands
InventorJohann Maria Ensink
Life of this patent
Estimating the term…
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.
Claims2
A cast metal heat exchanger comprising a plurality of sections, each said section comprising at least a pair of spaced apart means for defining passages for a first fluid and wall means defining hollows therebetween for the passage of a said first fluid, said hollows being in fluid communication with the passages defined by said spaced apart means, said wall means comprising heat exchange projections on the exterior thereof, the passage defining means of a first said section being cast integral and in fluid communication with the passage defining means of a section adjacent thereto, and passage means defined by the exteriors of adjacent wall means for the passage of a second fluid in contact with the said projections thereon.
Dependencies are inferred from the claim text.