Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NEUNKIRCHER EISENWERK A G VORM
Original Assignee
NEUNKIRCHER EISENWERK A G VORM
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by NEUNKIRCHER EISENWERK A G VORMfiledCriticalNEUNKIRCHER EISENWERK A G VORM
Application grantedgrantedCritical
Publication of FR845964ApublicationCriticalpatent/FR845964A/fr
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
Landscapes
Engineering & Computer Science
(AREA)
Mechanical Engineering
(AREA)
FR845964D1937-11-131938-11-14Procédé et dispositif pour la fabrication de tubes, en partant de feuillards, par la soudure électrique
ExpiredFR845964A
(fr)