VIAR VALVOLE

Ball valves and gate valves of steel or alloy steel, other than parts of machines, for oil, gas and mining

Valves being parts of machines for the extraction of oil and gas and mining; valves being parts of machines for the regulation of the flow of oil and gas; mechanical valves being parts of machines for implants for the extraction and transmission of oil and gas; valves as parts of machines for implants for the extraction and transmission of oil and gas; valves being parts of machines for oil refining; ball valves being parts of machines; parts of oilfield wellhead machines, namely, ball valves; subsea valves being parts of machines for implants for the extraction and transmission of oil and gas; Ball valves, gate valves and high performance butterfly valves being parts of machines for abrasive mining and slurry transmission