Device for generating gas bubbles in suspensions for the enrichment of mineral and non-mineral raw materials and use of such a device

SYSTEM AND METHOD FOR AERATING A FLUID

Mass-transfer apparatus

Artificial-whirlpool generator

Systems and methods for formation of biologically active granules and biologically active granules

Oxygen clathrate hydrate and oxygen solution containing the same

Rotating packed bed assembly

Apparatus and method for enhanced wastewater treatment

Flotation machine rotor

Flotation machine

FLUIDIZATION AERATION MIXING APPARATUS

Underwater aeration device

Water aerating and controlling assembly for aquarium

Mixers and the Submersible Aerators With Using These Mixers

Device for stirring a liquid and injecting a gas into said liquid with limited clogging

Method and apparatus for aeration of a fluid