Resilient liner for butterfly valves
Resilient sealing means for joint between elements having...
Resilient seat gate valve
Resilient seat gate valve
Resilient seated gate valve
Resilient seated gate valve with improved seat arrangement
Resilient system for multi-ring compressor valves
Respirator pressure-demand exhalation valve
Respirator valve
Restricted bypass flow
Restrictor valve
Restrictor valve
Restrictor valve operator
Retained seat check valve
Retainer insert for a valve having a floating closure member
Retainer lock nut for the stem packing of a fluid pressure...
Retention valve that controls the emptying of cylinders with...
Retractable gasket valve having two stiffnesses
Retrofit second packing chamber for quarter-turn valves
Retrofittable mixing valve and method of assembly