Pipes, tubes and hoses, and fittings therefor, including valves; valves of metal other than parts of machines; metal valves for controlling the flow of fluids in pipelines; metal valves for controlling the flow of gas in pipelines; draw-off valves of metal, other than parts of machines

Equipment for the extraction of oil and gas and mining; valves for pumps; hydraulic valves; clack valves as part of machines; valve closure mechanisms; valves as parts of machines; mechanical valves for regulating the flow of fluids; machines for the oil refining; ball valves; subsea valves; non return valves; butterfly valves; stop valves of metal