Apparatus for use in servicing and installing refrigeration syst
Arrangement for connecting manifold blocks
Aspirator system
Aspirator system for sound emitters
Assembly for connecting an actuator to a rotary valve
Automatic drainage device for cargo containers
Automatic faucet
Backflow preventer valve
Backflow prevention apparatus
Backwater valve
Ball slide, specifically for pressure lines in hydropower plant
Ball type valve having improved redundant sealing system
Ball valve
Ball valve adapted to couple with an output drive shaft of a val
Ball valve having replaceable seals under full service pressure
Ball valve with readily removable ball and seats for high temper
Ball valve with seat loading mechanism
Ball valves for pipelines
Ball-type stop cocks having standard matching flanges
Bonnet nut with improved safety characteristics