Flow straightening vane for aerator

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

Method of controlling a circulation-type wastewater treatment plant via a stored parameter relationship in a control unit

AERATOR FOR ENHANCING AQUATIC LIFE BY CREATION OF MAGNETIC WATER

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

Water circulating device installed in a park or lake

Combination submersible and floating aerator

Water circulation systems with air stripping arrangements for municipal water tanks, ponds, and other potable bodies of water

Water circulation systems for ponds, lakes, municipal tanks, and other bodies of water

Floating oxygenation circulator platform (OCP) with sub-vortex induction means

Water circulation systems for ponds, lakes, municipal tanks, and other bodies of water

Water circulation systems for ponds, lakes, municipal tanks, and other bodies of water

Agitating device and method for sewage treatment

APPARATUS FOR THE COOLING, CONDENSATION; AERATION AND/OR MIXING OF WATER

Water circulation systems for ponds, lakes, and other bodies of water

WATER CIRCULATION SYSTEMS FOR PONDS, LAKES, AND OTHER BODIES OF WATER

Wastewater treatment system and method of using same

Water circulation systems for ponds, lakes, and other bodies of water with adjustable solar panels

Water circulation systems for ponds, lakes, municipal tanks, and other bodies of water

Bio-filter with low density media and toroidal media stirring configuration

Apparatus and method for aeration/mixing of water

Process and apparatus for increasing biological activity in waste treatment in bodies of water

Water circulation systems for ponds, lakes, and other bodies of water