Patent ID: 6432214
Filing Date: 2002-08-13
Classification: B08B,H01L,Y10S

Abstract:
A method for cleaning flat media containers comprising the steps of:loading the containers onto a rotor within a chamber of a cleaning machine, with an open side of the containers facing radially outwardly; spinning the rotor carrying the containers; supplying a mixture comprising water and a 4-15% of an alkaline detergent through delivery lines to spray nozzles within the chamber of the cleaning machine; spraying the mixture towards the rotor and onto and into the containers; collecting the used mixture at a drain opening in the chamber and recovering at least some of the used mixture by closing a diverter valve to direct the mixture from the drain opening, at least indirectly, back to the delivery lines; spraying at least some of the recovered mixture of water and detergent, directed to the delivery lines by the diverter valve, towards the rotor and onto and into the containers; stopping the spraying of the recovered mixture; purging the delivery lines of the mixture of water and detergent; supplying rinse water through the delivery lines to the spray nozzles; spraying the rinse water towards the rotor and onto and into the containers, to rinse the containers; and collecting the used rinse water and draining it out of the machine by opening the diverter valve to direct the used rinse water from the drain opening in the chamber, to a facility waste drain.