Inventors:
William M. Frederick - Peoria IL
David Kennell - Eureka IL
Robert Sancken - Mackinaw IL
Assignee:
JH Systems, Inc. - Eureka IL
International Classification:
B01D 658
Abstract:
A liquid filtering and purifying device and method for filtering and purifying used engine coolant in order to produce a concentrated portion for disposal and a purified portion intended to be reused has a plurality of filtering, separating and purifying devices, both mechanical and membranous. The purification device and method of this invention provide for multiple recirculation for removing and concentrating impurities and contaminants.