Thermally-sensitive coupling device
Thermally-sensitive safety device for gas tubing
Thermo-electric valve
Three-way hydraulic controller
Toxic fluid safe relief valve
Trigger means for self-closing breakaway valve assemblies
Tubing isolation disc valve
Tubular safety element for closing a flow line
Two-way pressure relief assembly and method
Vacuum valve for use in an emergency system for reducing the ris
Vacuum valve to be used in an emergency system to reduce the ris
Vacuum/pressure release valve
Valve
Valve
Valve
Valve
Valve
Valve
Valve actuator system
Valve and seal therefor