Oliver Valves Limited

Metal valves not being parts of machines, namely, combination valves, double block and bleed valves, ball valves, vent valves, and gauge valves

Class 006: Metal valves not being parts of machines, namely, ball valves, needle valves, double block and bleed valves, injection and sampling valves, primary isolation valves, and gauge valves; metal air headers for air distribution comprised of combinations of metal valves not being parts of machines for use in the oil, gas, and petrochemical industries; metal distribution manifolds for gas and liquid distribution comprised of combinations of metal valves not being parts of machines for use in the oil, gas, and petrochemical industries

Metal valves not being parts of machines, namely, check valves, gate valves, needle valves, relief valves, and ball valves