Seat ring for valves

Seat support and threaded seat for valve with quadruple seat

Self-aligning lead-in chamfer for a valve seat

Self-sealing valve body and orifice member assembly

Sheet metal housing for valves

Shutoff and control valve

Silicon carbide valve elements

Sintered ceramics material and disk valve assembly

Skirted hub with full penetration butt weld to body

Slide for a slide valve, and method for the manufacture thereof

Snap-on valve gasket

Structure for fitting a valve seat support ring in a valve port

Structure for sealing and affixing a cover on a valve body and m

Stud block for an eccentric rotary valve

Suction pressure responsive valve device

Supplementary control valve device for the inlet channel of...

Sweep flow valve with removable valve seat

Swivel valve

System with imperviousness joint compressed between two non-para

Thermal barrier for poppet valve