37 Maintenance and repair of vehicles for welding pipeline pipes, pipeline welding caterpillars, bending machines for tubes, internal pipe bending machines, pipe lifting machines, welding machines, orbital welding machines, welding inverter, welding laser for pipeline construction, milling machines, pipe end milling machines, mechanical and thermal pipe cutting machines, pipe cutting machines, pipeline inspection gauge, internal pipe manipulators, current generators, pumps in the nature of machines, vacuum pumps in the nature of machines, compressors for refrigerators, edge grinding machines, grounding clamps made of metal for pipes, centering devices for aligning two pipes to each other, internal tube centering devices in the nature of machines, tube external centering machines, pipe laying machines, cranes in the nature of lifting and hoisting apparatus, pipe supports for cranes, welding tents, welding shields, external and internal heating torches for pipes in the nature of welding torches, induction tube heating machines, pipe demagnetizing machines, vacuum testing machines for weld seams, crimping machines, pipe peeling tools, roller stands, pipe bevelling machines, engines
Trademark: 79319468
