Water treatment
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United States of America Patent
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Issued Date -
Dec 18, 2014
app pub date -
Jul 11, 2014
filing date -
Aug 26, 2004
priority date (Note) -
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Abstract
An apparatus and a method of extending a use life of a body of recreational water while reducing a concentration of chlorine required to effectively sanitize the body of recreational water, the method comprising the steps of adding a sanitizing concentration of total available chlorine to the body of recreation water that is suitable for human partial immersion in the body of recreation water; adding a source of silver ions and a source of 1,3-Dichloro-5,5-dimethylhydantoin to the body of recreational water to lower the concentration of chlorine required to effectively sanitize the body of recreational water; and maintaining a concentration of silver ions and a concentration of the source of 1,3-Dichloro-5,5-dimethylhydantoin effective at extending the use life of the body of recreational by at least 2 folds before a required chlorine shocking of the recreational body of water.
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