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:
Oct. 31, 1978
Filed:
May. 20, 1977
Applicant:
Inventors:
Noboru Yamakoshi, Kobe, JP;
Tsugio Kaneda, Akashi, JP;
Nobuyasu Hatsuoka, Itami, JP;
Shinichi Shimazu, Kobe, JP;
Tatsu Fujita, Kobe, JP;
Yoshiro Yamada, Akashi, JP;
Tetsuo Yamada, Kobe, JP;
Atsuo Mizuta, Kobe, JP;
Assignee:
Kobe Steel, Ltd., Kobe, JP;
Primary Examiner:
Int. Cl.
CPC ...
C22C / ;
U.S. Cl.
CPC ...
148 36 ; 148 / ;
Abstract
A large gauge high strength steel rod having a diameter of not less than 9 mm, is produced from high carbon steel containing, by weight percent, from 0.65 to 0.90% carbon and from 0.15 to 1.5% chromium capable of being drawn without subsequent heat treatment.