Rake lifting means for sedimentation apparatus
Receptacle for the collection of medical specimens and the like
Remotely operated submersible underwater suction apparatus
Removable closure assembly for a water treatment system
Replacement filter cartridge for water filtering system
Retractor for permeator or filter module
Rotary drum filtration apparatus with a detachable filter
Rotary drum filtration apparatus with a detachable filter
Rotary self-cleaning drum strainer