Refrigerant powered actuated ball valve
Remotely operated valve
Roller screw actuator for subsea choke or module
Rotary motion failsafe gate valve actuator
Rotary shut off valve
Rotary valve actuator
Rotary valve actuator with high-low-high torque linkage
Rotary valve operating mechanism
Safety valve
Scissor-type valve
Serpentine actuator disk
Servo valve
Shutoff valve
Sluice gate
Spring return valve actuator
Sub-surface safety gate valve
Sub-surface safety gate valve
Subsea valve apparatus having hydrate inhibiting injection
Tank valve apparatus
Tension-spring return rotary valve actuator