LPG equipment and accessories. Static welded steel cylindrical tanks, serially produced for the storage of liquefied petroleum gas (LPG) having a volume not greater than 13 m$u3. Design and manufacture— 66 стр.
District heating pipes. Preinsulated bonded pipe systems for directly buried hot water networks. Joint assembly for steel service pipes, polyurethane thermal insulation and outer casing of polyethylene— 34 стр.