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. 07, 1979
Filed:
Oct. 03, 1977
Yoshikatsu Ikari, Narashino, JP;
Shiyoichiro Yokoyama, Musashimurayama, JP;
Keisuke Katoh, Hiratsuka, JP;
Agency of Industrial Science & Technology, Tokyo, JP;
Sumitomo Jukikai Envirotech, Inc., Tokyo, JP;
Abstract
In removing color components and COD components from waste water, the waste water is treated with an inorganic adsorbent, the mixture thus obtained is subjected to a sedimentation treatment to separate the adsorbent adsorbed the color and COD components as a slurry layer, and a portion of the adsorbent slurry is returned to the adsorption step and the remainder thereof is subjected to a regenerating treatment to recycle as an adsorbent. Pollution-free water is effectively obtained by the above method.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile