Rectifying device
Reduced noise water valve provided with flow control
Reduction of electrostatic charging of particles in pneumatic co
Refrigerating cycle device, air conditioner, choke, and flow...
Removable orifice
Replaceable oriface unit
Restrictor collar for installation in the leakage water discharg
Restrictor shield having a variable effective throughout area
Reversible baffle plate
Rib design for boiler tubes
Ribbed construction assembled from sheet metal bands for improve
Rupturable flow retarding disk for fire hoses