METHOD AND APPARATUS FOR APPLYING SOLDER Russian patent published in 2001 - IPC

FIELD: manufacture of articles of aluminium alloys, particularly for soldering ribs to soldered heat exchanging tubes of heat exchangers. SUBSTANCE: method comprises steps of immersing band extruded of flattened tubes into reservoir containing mixed in alcohol (in which acrylic resin base binder is dissoluted) metallic powdered solder and powdered flux for soldering; extracting band from reservoir in vertical direction; drying suspension applied onto band surface and fixing it with use of drying device placed over reservoir. EFFECT: easy application of solder with high uniformness. 4 cl, 8 dwg, 2 tbl