WELDING APPARATUS FOR TWO-SIDED RIBS WELDING

• Main Authors: ALEXANDROV VELICKO G. ,BG, DIMITROV DIMITR N. ,BG, KONSTATINOV MARIN B.,BG
• Format: Patent
• Language: English
• Published: 13.12.1989
• Edition: 4
• Subjects: CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR; PERFORMING OPERATIONS; SOLDERING OR UNSOLDERING; TRANSPORTING; WELDING; WORKING BY LASER BEAM