Patent ID: 6474111
Filing Date: 2002-11-05
Classification: A47L,C02F,D06F,Y02B

Abstract:
A recycling system for laundry wash water, comprising:a collection tank for collecting used wash water; a first lint removal means comprising a lint/grit separator for removing lint and grit which exceeds a specific size from the used wash water, said lint/grit separator connecting to said collection tank; a second lint removal means comprising a lint filter connected to said lint/grit separator for removing lint which was not removed by said lint/grit separator; an oil filter for removing free oil from the used wash water, said oil filter being connected to said lint filter; a media filter for further filtering the used wash water, said media filter being connected to said oil filter; a hydrocarbon absorption filter for further filtering the used wash water, said hydrocarbon absorption filtered being connected to said media filter; an activated carbon filter connected to said hydrocarbon absorption filter; a heat exchanger for supplying heat to the used wash water which has passed through said oil filter; an ozone generator interposed in said system after said lint/grit separator, such that ozone is injected into the used wash water; means for channeling the used wash water which has passed through said lint/grit separator and through said lint filter to a water server, said means for channeling the used wash water connecting to said lint filter, wherein said means for channeling the used wash water to a water server comprises a centrifugal pump; and a final holding tank directly connected to a second ozone generator, said final holding tank being connected to said activated carbon filter and to said centrifugal pump.