Welding or soldering of metals comprises igniting an electric arc to produce a melting zone of one electrode and maintaining, subjecting the electric arc to a gas stream which is directed across the arc

摘要

Partial and complete metal protective gas welding, tungsten protective gas welding or soldering of metals comprises igniting an electric arc (8) to produce a melting zone of one electrode (1) and maintaining; subjecting the electric arc to a gas stream (6) which is directed across the arc to transport interfering particles and gases from the electric arc region. Preferred Features: An acquiring device (9) is provided opposite a device for producing the gas stream.