METHOD FOR OPTIMIZING THE ENERGY CONSUMPTION OF AN AERATOR IN THE FIELD OF WATER TREATMENT

MIXING/AERATING APPARATUS WITH AN IMPELLER

Gas injection and recycling apparatus and methods

Cooling water stirrer and water purifier having the same

Agitator having shrouded vanes for submersible pumps

Refrigerator and control method of the same

Aerator

Centrifugal self-priming mixed and inverted-umbrella shaped aerator

Apparatus for mechanically treating a liquid composition and method for mechanically treating such a liquid composition

LIQUID MIXER AND FROTHER

Wastewater treatment system and method of using same

Integrated water treatment apparatus and methods for natural water improvement

Apparatus and method for aerating waste water

Apparatus for mixing gasses and liquids

Wastewater treatment system and method of using same