Rainwater collection apparatus and pumping system

Rake lifting means for sedimentation apparatus

Readily serviceable separator unit with a focusing plate

Receptacle for the collection of medical specimens and the like

Rechargeable filter assembly

Recyclable filter cartridge and pressure vessel

Recycle filter cartridge and pressure vessel

Refect water drain line installation system and apparatus for un

Refillable filter-drier assembly

Refrigerator water filter

Refrigerator with treated water

Refrigerator-mounted water filtration apparatus

Refuse/oil removing device and refuse/oil recovery bag

Reject water drain line installation system and apparatus for un

Releasable end cap for liquid removal apparatus

Remote mountable filter assembly

Remotely operated submersible underwater suction apparatus

Removable closure assembly for a water treatment system

Removable filter with jack sealing device and vacuum...

Removable, hermetically-sealing, filter attachment system for ho