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:
Dec. 07, 2004
Filed:
Dec. 30, 2002
Applicant:
Inventors:
Yasuo Shinozaki, Kanagawa, JP;
Kazuya Hiratsuka, Kanagawa, JP;
Toshiharu Nonaka, Tokyo, JP;
Kazuyuki Murakami, Tokyo, JP;
Assignee:
JFE Chemical Corporation, Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
H01B 1/04 ; H01G 4/00 ;
U.S. Cl.
CPC ...
H01B 1/04 ; H01G 4/00 ;
Abstract
A carbonaceous material which has a total pore volume of from 0.3 to 2.0 cm /g per unit mass, a volume of micropores having diameters of from 10 to 20 Å of from 10 to 60% based on the total pore volume, a volume of mesopores having diameters of from 20 to 200 Å of from 20 to 70% based on the total pore volume, a volume of macropores having diameters exceeding 200 Å of not more than 20% based on the total pore volume, and a specific surface area of from 1,000 to 2,500 m /g.