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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
B23K11/06—Resistance welding; Severing by resistance heating using roller electrodes
B23K11/061—Resistance welding; Severing by resistance heating using roller electrodes for welding rectilinear seams
B23K11/062—Resistance welding; Severing by resistance heating using roller electrodes for welding rectilinear seams for welding longitudinal seams of tubes
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FR785462D1934-05-151935-02-09Procédé et dispositif pour la soudure électrique longitudinale des tubes
ExpiredFR785462A
(fr)