Patent ID: 6216304
Filing Date: 2001-04-17
Classification: C25F

Abstract:
An apparatus for cleaning a strip, the apparatus comprising at least one cleaning unit comprising:(a) a pair of opposed nozzles for ejecting an alkali aqueous solution over the strip between which the strip to be cleaned is passed, one of the nozzles being a positive electrode and the other being a negative electrode, each nozzle (i) being arranged to eject an alkali aqueous solution in a direction perpendicular to and toward the strip, (ii) projecting toward the strip, and (iii) having an ejection slit extending the width of the strip;(b) at least one brush roll for brushing the strip, the brush roll being disposed at a position adjacent to one of the nozzles downstream in the travelling direction of the strip; and(c) at least one nozzle for spraying cleaning water located adjacent to the brush roll, said at least one cleaning water nozzle being arranged to direct a stream of cleaning water toward the brush roll wherein the strip is brushed in a spray of the cleaning water.