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.
Patent No.:
Date of Patent:
Nov. 17, 1992
Filed:
May. 31, 1990
Applicant:
Inventor:
John A Wojtowicz, Cheshire, CT (US);
Assignee:
Olin Corporation, Cheshire, CT (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C01B / ; C01B / ; C02F / ; C02F / ;
U.S. Cl.
CPC ...
252175 ; 2521873 ; 25218728 ; 25218724 ; 423474 ; 424661 ;
Abstract
Compositions consisting essentially of calcium hypochlorite and a water soluble zinc salt, the compositions containing from about 40 percent to about 99 percent by weight of calcium hypochlorite, provide controlled release of the components for continuous and effective sanitation and algae control to waters treated for use in swimming pools and spas.