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.)
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Huettenwerk Oberhausen AG
Original Assignee
Huettenwerk Oberhausen AG
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Filing date
Publication date
Application filed by Huettenwerk Oberhausen AGfiledCriticalHuettenwerk Oberhausen AG
Application grantedgrantedCritical
Publication of FR1205760ApublicationCriticalpatent/FR1205760A/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
B23K9/00—Arc welding or cutting
B23K9/06—Arrangements or circuits for starting the arc, e.g. by generating ignition voltage, or for stabilising the arc
B23K9/067—Starting the arc
B23K9/0672—Starting the arc without direct contact between electrodes
B23K9/0673—Ionisation of the arc gap by means of a tension with a step front (pulses or high frequency tensions)
B—PERFORMING OPERATIONS; TRANSPORTING
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
B23K9/00—Arc welding or cutting
B23K9/007—Spot arc welding
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Engineering & Computer Science
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Physics & Mathematics
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Plasma & Fusion
(AREA)
Mechanical Engineering
(AREA)
FR1205760D1957-12-201958-10-21Procédé et dispositif de marquage de pièces en acier ou en fonte, plus particulièrement de pièces fortement oxydées
ExpiredFR1205760A
(fr)