86370 ⎘
Biological treatment of water, waste water, or sewage; Aerobic processes; Activated sludge processes using diffusers Moving, e.g. rotary, diffusers; Stationary diffusers with moving, e.g. rotary, distributors
Sub-classes:METHOD FOR REDUCING HIGH LEVEL NUTRIENT CONTAMINANTS FROM PROCESS WASTEWATER
#2WASTEWATER PURIFICATION APPARATUS AND PROCESS FOR PURIFYING WASTEWATER
#3MEMBRANE AERATED SECONDARY CLARIFIER
#4Separable outer enclosure for turbo blower
#5Method and apparatus for anaerobic sludge digestion mixing and heat exchange
#6Artificial-whirlpool generator
#7Device and method thereof for re-aeration of wetlands
#8Aeration nozzle, and blockage removal method for said aeration nozzle
#9Aeration device, a use thereof, and water purification installation with such an aeration device
#10Diffuser/emulsifier for aquaculture applications
#11Diffuser/emulsifier for aquaculture applications
#12FLUID DRIVER
#13Diffuser Assembly
#14Diffuser/emulsifier for aquaculture applications
#15AERATION DEVICE
#16Stirring device for activated sludges
#17Multi-directional submersible floating aerator
#18LIQUID WASTE AERATION SYSTEM AND METHOD
#19Method to increase lateral oxygen transfer in waste water
#20Submersible hollow shaft motor and submersible floating aerator comprising the same
#21Water treatment clarifier baffle
#22DOSING PIPE DIFFUSER
#23Laminated impeller
#24Diffuser/emulsifier for aquaculture applications
#25Mobile submersible mixing apparatus