B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
B23K11/00—Resistance welding; Severing by resistance heating
B23K11/002—Resistance welding; Severing by resistance heating specially adapted for particular articles or work
B23K11/004—Welding of a small piece to a great or broad piece
B23K11/0046—Welding of a small piece to a great or broad piece the extremity of a small piece being welded to a base, e.g. cooling studs or fins to tubes or plates
Installation de raboutage et de soudage au moyen d'un faisceau laser de deux bobines de bandes métalliques pour former une bande métallique continue
Procede de soudage de canalisations metalliques du type pipeline avec variation d ' une variable electrique relative a l ' arc au cours du mouvement oscillant transverse de la torche dans le joint etroit ; dispositif de mise en oeuvre d ' un tel procede