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LONG-TERM STORAGE OF POTABLE WATER IN METALLIC VESSELS

  • US 20110139632A1
  • Filed: 12/10/2009
  • Published: 06/16/2011
  • Est. Priority Date: 12/10/2009
  • Status: Active Grant
First Claim
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1. A method for controlling microbial growth in potable water stored in a vessel having a metallic surface, the method comprising:

  • heating the metallic surface of the vessel to a temperature between about 480°

    C. (900°

    F.) and about 870°

    C. (1600°

    F.);

    exposing the metallic surface of the vessel to oxygen during heating to oxidize potential reduction sites on the metallic surface; and

    charging potable water containing silver ions to the vessel.

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