Manufacture op potable water from sea water

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  • Publication Date: April 02, 1974
  • Publication Number: US-T921001-I4

Abstract

POTABLE WATER IS MANUFACTURED FROM SEA WATER BY PASSING IT SERIALLY THROUGH TWO REVERSE OSMOSIS UNITS. THE PRODUCT OF THE FIRST UNIT IS OF SUFFICIENT PURITY AND UNDER SUFFICIENT PRESSURE AS THE RESULT OF THE FIRST UNIT PRESSURIZATION TO ENABLE THE SECOND UNIT TO BE OPERATED WITHOUT REPRESSURIZATION. POTABLE WATER IS MANUFACTURED FROM SEA WATER BY PASSING IT SERIALLY THROUGH TWO REVERSE OSMOSIS UNITS. THE PRODUCTS OF THE FIRST UNIT IS OF SUFFICIENT PURITY AND UNDER SUFFICIENT PRESSURE AS THE RESULT OF THE FIRST UNIT PRESSURIZATION TO ENABLE THE SECOND UNIT TO BE OPERATED WITHOUT REPRESSURIZATION.

Claims

DEFENSIVE PUBLICATION UNITED STATES PATENT OFFICE Published at the request of the applicant or owner in accordance with the Notice of Dec. 16, 1969, 869 O.G. 687. The abstracts of Defensive Publication applications are identified by distinctly numbered series and are arranged chronologically. The heading of each abstract indicates the number of pages of specification, including claims and sheets of drawings contained in the application as originally filed. The files of these applications are available to the public to: inspection and reproduction may be purchased for 30 cents a sheet. Defensive Publication applications have not been examined as to the merits or alleged invention. The Patent Oflice makes no assertion as to the novelty of the disclosed subject matter. PUBLISHED APRIL 2, 1974: 'EED WM; SEMIPEHMEABLE "I STREAM-i- --b V -P' STREAM m umr our SEMIFERMEABLE MEMBRANE CDNCDITRTE STREAM 1- Potable water is manufactured from sea water by passing it serially through two reverse osmosis units. The product of the first unit is of suificient purity and under sufficient pressure as the result of the first unit pressurization to enable the second unit to be operated without repressurization. Ai i 2, 1974 R. G. DEVANEY Filed Oct. 19, 1972

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Cited By (4)

    Publication numberPublication dateAssigneeTitle
    US-5312547-AMay 17, 1994Abbott LaboratoriesMedical drug formulation and reverse osmosis purification device
    US-5352364-AOctober 04, 1994Abbott LaboratoriesMedical drug formulation and delivery system and reverse osmosis purification device
    US-5626761-AMay 06, 1997Poly-Bio-Marine, Inc.Chemical and particulate filtration system/apparatus
    US-6334955-B1January 01, 2002Nitto Denko CorporationFresh water generator and fresh water generating method