B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
B21F—WORKING OR PROCESSING OF METAL WIRE
B21F27/00—Making wire network, i.e. wire nets
B21F27/08—Making wire network, i.e. wire nets with additional connecting elements or material at crossings
B21F27/10—Making wire network, i.e. wire nets with additional connecting elements or material at crossings with soldered or welded crossings
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
B23K11/00—Resistance welding; Severing by resistance heating
B23K11/002—Resistance welding; Severing by resistance heating specially adapted for particular articles or work
B23K11/008—Manufacturing of metallic grids or mats by spot welding