초록

An exchanger comprises a plurality of plates (8) made of copper, nickel or aluminium or an alloy of these metals, which are separated by exchange corrugations made of copper or a copper alloy (6) and two outer sheets (7). The distance between the plates is more than 6 mm, optionally 8 mm.

대표청구항 ▼

1. Heat exchanger comprising:a plurality of metal plates made of copper, nickel, aluminium or an alloy comprising at least 80% copper, at least 80% nickel or at least 80% aluminium, which have a substantially similar contour, are parallel and are spaced apart from one another in order to form passag

1. Heat exchanger comprising:a plurality of metal plates made of copper, nickel, aluminium or an alloy comprising at least 80% copper, at least 80% nickel or at least 80% aluminium, which have a substantially similar contour, are parallel and are spaced apart from one another in order to form passages; exchange corrugations comprising at least 80% copper, which are placed between at least two of the plates; a closure means consisting of side bars connected to the edges of the plates in a leaktight fashion; two outer sheets which are parallel to the plates and of a contour substantially similar to those of the plates; wherein the distance between the adjacent edges of the plates, between which the corrugations made of at least 80% copper are placed, is more than 8 mm.