74628018
Jan 31, 1995
Jun 24, 1997
air intake systems for the air intakes of engines comprising a housing and an impeller rotatably mounted within the housing for cleaning intake air by spinning the intake air at high speed to separate heavier-than-air contaminants therefrom by centrifugal force; and fluid purification units for commercial and industrial use for the purification of fluids including hydraulic fluids, turbine oil, lubricating oil, cleaning fluids, liquid filters, and cutting oils to remove solid contaminants, water, acids, semi-solids, asphaultants, chlorides (NaC1), salts, ammonia and other volatile contaminants from the oil or fluid
Environmental Control Apparatus