METEOR

WASTEWATER TREATMENT SYSTEMS IN THE NATURE OF BIOFILM CARRIERS COMPRISED OF HIGH-DENSITY POLYETHYLENE CYLINDERS THAT CIRCULATE FREELY IN ACTIVATED SLUDGE FOR BOD REDUCTION, NITRIFICATION, DENTRIFICATION, OR TOTAL NITROGEN REMOVAL, USED IN A WASTEWATER TREATMENT SYSTEM

WASTEWATER TREATMENT SYSTEMS, NAMELY, PLASTIC WATER PURIFICATION UNITS PROVIDING HIGH SURFACE AREA TO VOLUME RATIO FOR THE PURPOSE OF HIGH-DENSITY BIOFILM GROWTH, OPERATING IN WASTEWATER TREATMENT TANKS

BIOLOGICAL TREATMENT OF WATER AND WASTEWATER