A gate valve of the present invention comprises a valve housing, a valve disc disposed in said valve housing so that it is selectively brought into contact with a valve seat provided inside of said va

A gate valve comprising a valve body, a gate, a bonnet assembly and an actuator assembly. The gate having a closure area, a flow opening extending through the gate, and a recess circumscribing the flo

A gate valve particularly for controlling the flow of chemicals and corrosives includes a knife edge gate and means to assure parallelism between the gate and a stainless steel gate seat in the valve

The present invention has been made to solve the above problems. Accordingly, it is an object of the present invention to provide a gate valve in which a pair of valve plates connected to each other w

A valve comprising a valve body having a flow passage therethrough, a gate element having an orifice, and actuation means operable to move the gate element, wherein the gate element is supported for r

A valve body with a main bore therethrough, a gate cavity in said valve body disposed transverse to said main bore, said gate cavity having a closed end and an open end, a reciprocable gate body of es

In a gate valve construction a valve body having end walls with aligned openings forming fluid flow passages, a valve gate disposed within the body and movable between full open and closed positions r

The improved seal for a sliding gate valve includes an annular lip arranged around the valve passageway with the proximal end of the lip secured to the valve housing and the distal end of the lip exte