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. 16, 1983
Filed:
Jul. 02, 1981
Applicant:
Inventors:
Shiro Imano, Toyonaka, JP;
Yoshio Sasaki, Ibaraki, JP;
Yukio Otsuka, Uji, JP;
Teruo Nisidome, Osaka, JP;
Assignee:
Sekisui Kagaku Kogyo Kabushiki Kaisha, Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C02F / ;
U.S. Cl.
CPC ...
210150 ; 261 92 ;
Abstract
A sewage treatment apparatus having a rotary shaft and a plurality of rotary plates secured to the rotary shaft in an axially spaced-apart relationship, each of the rotary plates being adapted to be rotated while it is partly dipped in sewage within a treating tank,