Patent ID: 6607024
Filing Date: 2003-08-19
Classification: F28D,F28F

Abstract:
Gas entry cone for a double-pipe heat exchanger for the cooling of cracked gas, where the double pipes are inserted in rows into an oval pipe collector (3), and several oval pipe collectors (3), arranged parallel to each other, are joined into a tight floor (5) forming the upper cap of the gas entry cone, the floor (5) having a cylindrical flange collar (6) fastened to it, which, in turn, is connected to a ring flange (9) attached to the gas entry cone, and the gas entry cone having a lining (11) on the inside whose inner contour (13) forms a central interior space (12) that widens in the direction of the floor (5), characterized in that the lining (11) of the gas entry cone is a unitary structure that extends above said gas entry cone ring flange (9) and continues into the flange collar (6) of said floor (5) and the inner contour (13) of the lining (11) continues to said floor (5).