for creating voids inside the workpiece, e.g. for forming flow passages or flow patterns

Full Title

Working by laser beam, e.g. welding, cutting or boring > Working by transmitting the laser beam through or within the workpiece > for creating voids inside the workpiece, e.g. for forming flow passages or flow patterns

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