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:
Aug. 18, 1992
Filed:
Jul. 30, 1990
Applicant:
Inventors:
Assignee:
Nippon Sanso Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C02F / ;
U.S. Cl.
CPC ...
210651 ; 210181 ; 210259 ;
Abstract
The invention relates to bacteriostatic water and to a method of producing bacteriostatic water, and is characterized by the steps: a) heating unprocessed water to produce primary water; b) filtering the primary water in order to remove bacteria and dust to produce secondary water; and c) exposing the secondary water to oxygen gas to produce bacteriostatic water. In this invention, oxygen gas is used not only as a biostatic treating agent, but also as an aerosol propellant. The container is filled with the product water, on the product water is bacteriostatically stable for an extended period.