Adjustable gate valve assembly for vacuum chamber
Arrangement in valve dampers
Ball valve having improved seal means
Ball valve with reciprocal and rotatable spindle
Ball valve with spindle, having parallelepiped-bearing block joi
Ball-type sealing device
Butterfly valve with self energizing seal
Control rod drive mechanism vent valve assembly
Damper valve
Device for coupling the shank and the valving element of a shuto
Directly controlled proportional pressure limiting valve
Disk/stem connection apparatus for butterfly valve
Double disc gate valve with entrapped stem connection
Double-disc gate valve
Electric control valve
Electric control valve
Electrically controllable valve
Electromagnet
Engine air cut-off valve
Flow control valve