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Publication numberUST921001 I4
Publication typeGrant
Publication dateApr 2, 1974
Filing dateOct 19, 1972
Priority dateOct 19, 1972
Publication numberUS T921001 I4, US T921001I4, US-I4-T921001, UST921001 I4, UST921001I4
InventorsR. G. Devaney
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Manufacture op potable water from sea water
US T921001 I4
Abstract  available in
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Claims  available in
Description  (OCR text may contain errors)

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.


'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

Referenced by
Citing PatentFiling datePublication dateApplicantTitle
US5312547 *Mar 4, 1992May 17, 1994Abbott LaboratoriesMedical drug formulation and reverse osmosis purification device
US5352364 *Dec 15, 1992Oct 4, 1994Abbott LaboratoriesMedical drug formulation and delivery system and reverse osmosis purification device
US5626761 *Dec 17, 1993May 6, 1997Poly-Bio-Marine, Inc.Chemical and particulate filtration system/apparatus
US6334955 *Oct 20, 1999Jan 1, 2002Nitto Denko CorporationFresh water generator and fresh water generating method
U.S. Classification210/641, 210/253, 210/321.6, 210/335, 210/652
International ClassificationB01D61/02
Cooperative ClassificationB01D61/022
European ClassificationB01D61/02B