Laundry waste water treatment and wash process
Patent 5097556 Issued on March 24, 1992. Estimated Expiration Date: 
February 26, 2011. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.
February 26, 2011. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.Patent References 2529802 3065620 3130570 3194628 InventorsAssigneeApplicationNo. 660935 filed on 02/26/1991US Classes:8/158, Manipulation of liquid68/13R, Combined68/18F, Using filter68/207Liquid supply or vapor supply to liquidExaminersPrimary: Coe, Philip R.Attorney, Agent or FirmInternational ClassD06F 039/08AbstractA method and apparatus for washing laundry without hot water and detergent using a closed loop ozonated wash water system wherein wash water maintained in a storage tank is ozonated by an ozone generator prior to use in a washing machine. The spent wash water is collected, filtered and reused thereby eliminating waste water disposal problems and resulting in considerable water and energy savings. The ozone generator includes a unique air flow configuration to maximize ozone generation resulting in a high efficiency washing system. | |
