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. 23, 2004
Filed:
Mar. 04, 2004
Applicant:
Inventors:
Kazuo Hokkirigawa, Yonezawa, JP;
Motoharu Akiyama, Nagano-ken, JP;
Noriyuki Yoshimura, Nagano-ken, JP;
Assignee:
Minebea Co., Ltd., Nagano-ken, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C02F 1/28 ;
U.S. Cl.
CPC ...
C02F 1/28 ;
Abstract
This is provided a water purification method using a filter capable of being molded into free shapes in which RB ceramics and/or CRB ceramics of 10 to 2,000 angstroms in pore diameter and 0.1 to 1.1 cm /g in pore volume are used as an absorption and filtration material.