Ball valve with plastic-lined ball valve lining has two elastic inserts tensioned separately by compression for primary and secondary sealing
DE10022860A1
Double-walled shut-off valve with leak detection system has insert for shutting off fluid channel with annular chamber below it, between inner and outer wall which has bore feeding into test connection
DE19943937A1
Ballcock has insert in housing with a plastics cladding and a sealing sleeve to prevent the escape of aggressive media into the atmosphere
DE19919281A1
Spring-tensioned edge seal mounted in casing, surrounds butterfly valve disc and has stiffening where the seal is penetrated for bearings
DE19843357A1
Shutoff flap assembly is a cartridge insert with a seal over the one-piece housing and an inner sealing sleeve to prevent leakage of aggressive media from the controlled flow
WO9529357A1
Ball valve having a ball valve insert lined with plastics material
DE19510087A1
Ball valve with a plastic-lined ball valve insert
WO9520116A1
Ball-cock
DE4442979A1
Ball valve
DE4412499A1
Ballcock
DE4408218A1
Shut-off element made of ceramic for ball valves
DE4235913A1
BALL VALVE
DE4124339A1
Ball valve with ceramic ball and housing with plastics lining - is fitted with rings to prevent abrasive particles damaging lining
