Patent ID: 6368513
Filing Date: 2002-04-09
Classification: B01D,F01M

Abstract:
An assembly for automatically and continuously purifying a polluted fluid (P), said assembly comprising:a. a main separator (1) provided with a backwashing device (11) for a separator system (10), the backwashing device (11) receiving, following the passage of a fraction of purified fluid (E1) through the separator system (10), a fraction of backwashing fluid (F) charged with impurities from the separator system (10); b. a secondary separator (2) fed via an outlet duct (12) of said backwashing device (11) with said fraction of backwashing fluid (F) charged with impurities, said secondary separator (2) comprising in combination: i. a centrifuge device (21) including at least one centrifuge, and ii. a filter device (22) including at least one filter having filtering walls; and c. a multi-port valve disposed in the outlet duct (12) of the backwashing device, said multi-port valve adapted to allow each of the filter and centrifuge device to receive all or a portion of the backwashing fluid F from the outlet duct (12).