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:
Jul. 09, 1991
Filed:
Jul. 10, 1989
Applicant:
Inventors:
Toshikazu Matsuhashi, Kanagawa, JP;
Kuniomi Suzuki, Tokyo, JP;
Kazuhisa Saito, Shizuoka, JP;
Hiroyasu Ogawa, Shizuoka, JP;
Masahide Aga, Tokyo, JP;
Teruo Yamamiya, Kanagawa, JP;
Kenji Sugimoto, Kanagawa, JP;
Yutaka Tsuruta, Ciba, JP;
Assignees:
Toho Rayon Co., Ltd., Tokyo, JP;
Taisei Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C04B / ; C04B / ;
U.S. Cl.
CPC ...
106692 ; 106695 ; 106717 ; 106789 ; 106814 ; 428367 ; 428372 ; 428294 ; 428297 ; 428408 ; 428283 ; 524-5 ;
Abstract
A carbon fiber-reinforced cementitious composite having high strength, which comprises continuous carbon fibers and a cured cement composition, comprising cement particles having an average particle size up to about the average diameter of the carbon fibers, the cured cement composition being substantially interposed between the individual carbon fibers; and a method for producing it.