86350 ⎘
Biological treatment of water, waste water, or sewage; Aerobic processes; Activated sludge processes; Particular type of activated sludge installations Small compact installations for use in homes, apartment blocks, hotels or the like
Sub-classes:TANK CONFIGURATION WITH ENHANCED DENITRIFICATION
#2BIOREACTOR FOR HOME SEPTIC UNIT
#3Tank Configuration with Enhanced Denitrification
#4Automated, mobile, low power consumption with a hybrid power capacity wastewater treatment facility
#5Methods and systems for marine wastewater treatment
#6SYSTEM AND METHOD FOR PURIFYING DOMESTIC WASTEWATER USING ONE CYCLE A DAY
#7Wastewater treatment system and methods
#8Apparatus for treating wastewater and a system for collecting and treating wastewater combining rainwater drainage
#9Container-type apparatus with a suspended particle system for wastewater treatment
#10APPARATUS FOR CONVERTING A SEPTIC TANK INTO AN AEROBIC TREATMENT SYSTEM AND A WASTEWATER TREATMENT SYSTEM EMPLOYING SUCH APPARATUS
#11Bioreactor for wastewater treatment
#12Subsurface sewage disposal system
#13System for treating fluid waste with a bypass valve
#14Wastewater treatment plant and method for treating wastewater
#15Biological wastewater treatment system containing a salt-rejecting membrane filter and recycle conduit
#16Wastewater treatment system
#17Nitrogen-reducing wastewater treatment system
#18Removal of phosphorus from sewage by electrode metal addition
#19Wastewater treatment system and methods
#20Method for treating fluid waste material
#21Wastewater treatment device, bacteria bed used for treating food waste and wastewater, and wastewater treatment method using bacteria bed
#22Subsurface sewage disposal system
#23Septic system for a grease trap reservoir, including an aeration subsystem to compress grease and/or waste fluid and to inject air, and an optional fluid recirculation system with a control station
#24Wastewater treatment system
#25Pressurized gas lifting and gas rejuvenation
#26Hydro-kinetic reactor tank
#27Method and apparatus for residential water recycling
#28Wastewater effluent to geothermal heating
#29Septic system
#30Mini metering and biological balancer control station
#31Pressurized gas lifting and gas rejuvenation
#32Wastewater treatment system and methods
#33Septic system
#34Method for improving wastewater treatment in structures containing concentrated populations of individuals
#35WASTEWATER TREATMENT PLANT AND METHOD FOR TREATING WASTEWATER, AND WASTEWATER TREATMENT SYSTEM
#36MICROBIAL DECOMPOSITION TREATMENT DEVICE AND ORGANIC SUBSTANCE TREATMENT UNIT
#37Apparatus for waste water treatment
#38SYSTEM AND METHOD OF PURIFYING AND RECYCLING OR DISCHARGING SEPTIC TANK EFFLUENT, GRAYWATER, RAINWATER AND STORMWATER
#39Wastewater treatment system
#40Bioreactor system for aquarium and septic tank
#41Coiled continuous flow water treatment apparatus and method
#42Transportable Wastewater Treatment Tank
#43Floating bioreactor system
#44Decentralized source separation sewage system
#45DEVICE FOR THE PURIFICATION OF WASTE WATER
#46Wastewater treatment system
#47Unit, a plant and a method for treatment of polluted water
#48UV disinfection system
#49Portable high rate anaerobic digester apparatus and method of operation
#50Digester for degradation of human waste
#51LoweFlow filter wastewater treatment system
#52Wastewater treatment system
#53Decentralized source separation sewage system
#54SYSTEM, DEVICE AND METHOD FOR ON-SITE WASTEWATER PROCESSING
#55OPTOREACTOR
#56TREATMENT SYSTEM OF LOW CONCENTRATION SANITARY SEWAGE
#57Waste water purification apparatus
#58Combination membrane/biolytic filtration
#59Method and system for aerating wastewater for re-use
#60Water treatment clarifier baffle
#61Tank
#62Clarification process and decomposition arrangement
#63Aerobic wastewater treatment plant having 3-compartment vessel
#64Portable apparatus for in-transport treatment of waste
#65Aerobic sewage system
#66Aerobic wastewater management system, apparatus, and method
#67Aerobic wastewater management system, apparatus, and method
#68Sewage treatment plant
#69Wastewater treatment system
#70Wastewater treatment and disposal system
#71Device to filter the effluent of a septic tank