Rapid proliferation of aquatic plant growth facilitation...

RBC with solids contact zone

Reactor and method for anaerobic wastewater treatment

Reactor and process for biologically treating sewage

Reactor comprising a supply distribution system for...

Reactor for biologically removing organic pollutants from water

Reactor for use in water treatment and micro film carriers for u

Reciprocating biological filter

Reciprocating subsurface-flow constructed wetlands for improving

Reclaiming water and usable brine concentrate from domestic...

Recovery of fats and proteins from food processing wastewaters w

Reduction of acrylonitrile in wastewater from the production of

Reduction of sodium/ammonium alkalinity in industrial wastewater

Reduction of trace elements to the elemental form by microorgani

Reduction of trace elements to the elemental form by microorgani

Regulating air velocity continuously injected into...

Remediation methods for toxic materials

Remediation of metal contaminants with hydrocarbon-utilizing...

Remediation of waste water

Removal of ammonia from fermentation effluent and...