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:
Nov. 21, 1989
Filed:
Jul. 08, 1988
Applicant:
Inventor:
Mikio Itoh, Tokyo, JP;
Assignee:
Nippon Roki Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01D / ; B01D / ;
U.S. Cl.
CPC ...
210248 ; 210441 ; 210445 ; 210448 ; 210452 ; 210455 ; 217 / ; 220415 ; 220D / ;
Abstract
This invention has an object to provide a cartridge filter which can prevent the interior of a filter housing from being contaminated when paint or ink is filtered. In this invention, a cartridge filter element is contained in a bag-like body or a cylindrical body made of an aqueous non-osmotic film.