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. 16, 1986
Filed:
Sep. 26, 1985
Applicant:
Inventors:
Makoto Koike, Tokyo, JP;
Hiroyuki Honma, Kanagawa, JP;
Shoichi Matsuda, Kanagawa, JP;
Masana Imagunbai, Chiba, JP;
Masazumi Hirai, Chiba, JP;
Fukuyoshi Yamaguchi, Chiba, JP;
Assignee:
Nippon Steel Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C22C / ;
U.S. Cl.
CPC ...
420 38 ; 148129 ; 164 561 ; 164 571 ; 420 75 ; 420 91 ; 420 99 ; 420118 ;
Abstract
Production of steel materials which show excellent HAZ qualities when used for welded structures and contain