Slag welding, i.e. using a heated layer or mass of powder, slag or the like in contact with the material to be joined

Classification Context

Section:

PERFORMING OPERATIONS; TRANSPORTING

Class:

MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR

Subclass:

SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM