HELIXTRUNNION

Junctions of metal for pipes; pipes and tubes of metal; tubes of metal; fittings of metal for compressed air ducts; fittings of metal for pipes; metal hose fittings; pipe fittings being junctions of metal; metal tubes for gas; pipe unions of metal, namely, metal pipe connectors; couplings of metal for tubing; metal tubes for industrial use; metal pipes for liquid and gas transfer; pipes, tubes and hoses, and fittings therefor, namely, valves of metal, other than parts of machines; flap valves of metal not being parts of machines; manually operated metal valves for controlling the flow of fluids in pipelines; manually operated metal valves for controlling the flow of gases in pipelines

Regulators being parts of machines; valves being mechanical components for regulating fluid flow; pressure controllers in the nature of valves being parts of machines; level regulating valves being parts of machines; safety valves being parts of machines; metal safety valves being parts of machines; shutter valves being parts of machines

Solenoid valves in the nature of electromagnetic switches for regulating the flow of gases and liquids

Pressure controllers being regulators for gas pipes; safety accessories for gas pipes in the nature of valves; pressure relief valves being safety apparatus for gas pipes; safety fittings for gas pipes; regulating and safety accessories for gas pipes, namely, dual insulating block safety valves ("DIB Valves"), pressure gauges, bleed check valves, and plug valves to verify pipe closure and sealing; pressure supervision apparatus being safety apparatus for gas pipes, namely, dual insulating block safety valves ("DIB Valves"), pressure gauges, bleed check valves, and plug valves to verify pipe closure and sealing; safety accessories for water or gas apparatus and pipes, namely, dual insulating block safety valves ("DIB Valves"), pressure gauges, bleed check valves, and plug valves to verify pipe closure and sealing; stop valves for regulating gas

Extraction of oil; mining extraction; oil well drilling; oil pumping; gas well drilling

Transport by pipeline; transport of gas by pipeline