Valve
Valve
Valve and seal
Valve and valve sealing member
Valve apparatus and method of operating thereof
Valve arrangement for a vacuum pump
Valve assembly
Valve assembly having a pressure balanced segment seal
Valve assembly having floating retainer rings
Valve assembly having floating retainer rings
Valve assembly having floating retainer rings
Valve assembly including elastic seals
Valve body with a housing having a cylindrical flow passage
Valve construction
Valve construction
Valve having ceramic components and associated fabrication...
Valve mechanism for a control valve
Valve mechanism incorporating universal seat spring
Valve seal assemblies and methods
Valve seal assembly