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:
Jul. 23, 2002
Filed:
Jan. 07, 2000
Applicant:
Inventors:
Yusuke Shiota, Himeji, JP;
Junichi Miyake, Akashi, JP;
Assignee:
Nippon Shokubai Co., Ltd., Osaka, JP;
Primary Examiner:
Int. Cl.
CPC ...
C02F 1/72 ;
U.S. Cl.
CPC ...
C02F 1/72 ;
Abstract
The present invention relates to a method for treating waste water including the steps of: oxidizing the waste water, and then treating the oxidized waste water with a reverse osmosis membrane having high salt rejection rate. By being treated with the reverse osmosis membrane, the waste water is separated into a impermeated liquid which contains a oxidizable substance, and a permeated liquid which contains almost no oxidizable substance.
Shiota, Yusuke. (2002). Method for treating waste water (U.S. Patent No. 6423236). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6423236
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile