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:
Apr. 04, 1989
Filed:
Sep. 16, 1986
Applicant:
Inventors:
Hiroyuki Fukuda, Iwaki, JP;
Masatomo Shigeta, Iwaki, JP;
Kiyomi Ohuchi, Iwaki, JP;
Hisatsugu Kaji, Iwaki, JP;
Kuniyuki Saitoh, Abiko, JP;
Masayuki Funabashi, Iwaki, JP;
Assignee:
Kureha Kagaku Kogyo Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M / ;
U.S. Cl.
CPC ...
429 38 ; 429 39 ; 429 40 ; 429 44 ; 428408 ; 428422 ;
Abstract
Disclosed herein are a carbonaceous composite product produced by joining carbonaceous materials together by melt-adhesion of a tetrafluoroethylene resin or a tetrafluoroethylene resin mixed with a highly electroconductive carbon black interposed between the carbonaceous materials, a composite electrode substrate for a fuel cell comprising the carbonaceous composite product and the process for producing the same.