The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Oct. 25, 1988

Filed:

Nov. 19, 1986
Applicant:
Inventor:

John A Wojtowicz, Cheshire, CT (US);

Assignee:

Olin Corporation, Cheshire, CT (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C02F / ; C01B / ;
U.S. Cl.
CPC ...
210756 ; 210759 ; 210764 ; 210169 ; 25218621 ; 25218643 ; 25218724 ; 25218727 ; 25218728 ; 25218729 ; 2521873 ; 424130 ;
Abstract

A sanitizing composition consisting essentially of a mixture of a calcium hypochlorite compound and a peroxydisulfate compound having the formula: M.sub.x S.sub.2 O.sub.8 where M is an alkali metal or alkaline earth metal, and x is 1 or 2 is employed in treating water to improve pH control and provide increased removal of organic materials. The compositions provide improved sanitation of water in swimming pools, spas, and cooling towers by efficiently oxidizing organic impurities while helping to minimize the increase in the pH of the water. This permits a reduction in the amount and frequency of addition of acidic compounds such as hydrochloric acid to the water bodies. Further, the incorporation of additives such as algaecides, dispersants, and clarifying agents provides for significant improvements in water quality as evidenced by sparkling pure water.


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