Patent ID: 6195825
Filing Date: 2001-03-06
Classification: D06F,Y02B,Y10S

Abstract:
A process for reducing water, chemical and energy consumption in a laundry operation wherein waste water is produced in a common sump as a result of mixing all water from a wash cycle and all water from a rinse cycle of washing equipment operating at a predetermined operating wash temperature, comprising the following steps:(a) processing at least a portion of said waste water to separate therefrom lint and suspended particles greater than a predetermined size and to produce a corresponding portion of processed water;(b) heating said portion of processed water to a predetermined temperature;(c) carrying out said wash cycle of the washing equipment utilizing said heated portion of processed water;(d) discarding another portion of said waste water; and(e) making up substantially all of said discarded portion of waste water by providing unheated fresh water to the washing equipment during a rinsing cycle thereof.