Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
William S. Carey0
Libardo A. Perez0
Nicholas R. Blandford0
Date of Patent
January 4, 2011
0Patent Application Number
105979250
Date Filed
September 24, 2004
0Patent Primary Examiner
Patent abstract
A method and composition for processing natural water such as seawater, brackish, and estuarine water wherein the water is concentrated with or without heating comprising adding to the water (I) a water-soluble polymeric phosphonate and (II) a water-soluble polycarboxylate to control scale formation and deposition. Optionally a water -soluble poly[isopropenylphosphonic acid] can also be utilized as component (I) without the addition of component (II).
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