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:
Jan. 18, 2005
Filed:
Nov. 30, 2001
Yasunobu Okajima, Osaka, JP;
Tatsuya Uejima, Osaka, JP;
Masaaki Nagano, Osaka, JP;
Kiyoshi Izumi, Osaka, JP;
Yutaka Yamada, Osaka, JP;
Taichi Uesaka, Osaka, JP;
Yasunobu Okajima, Osaka, JP;
Tatsuya Uejima, Osaka, JP;
Masaaki Nagano, Osaka, JP;
Kiyoshi Izumi, Osaka, JP;
Yutaka Yamada, Osaka, JP;
Taichi Uesaka, Osaka, JP;
Kubota Corporation, , JP;
Abstract
A multistage immersion type membrane separator in which an air diffuser is disposed under a filtration part immersed in a treatment tank, characterized in that: the filtration part has plural plate-like membrane cartridges arranged in a vertically parallel multistage fashion at spaced intervals for forming a crossflow passage of a predetermined width; and that the air diffuser has a diffuser tube disposed sidewardly that is communicated at its basal end to an air supply source and has at its lower side part plural blowholes, a flushing pipe that is communicated at its basal end to the tip of the diffuser tube and has at its tip an opening serving as an outlet above the diffuser tube, and a flushing valve disposed in the flushing pipe.