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. 30, 2014
Filed:
May. 21, 2010
Yoshiyuki Watanabe, Tokyo, JP;
Kazuhiro Fukunaga, Tokyo, JP;
Akihiko Kojima, Tokyo, JP;
Ryuji Uemori, Tokyo, JP;
Rikio Chijiiwa, Kawasaki, JP;
Yoshiyuki Watanabe, Tokyo, JP;
Kazuhiro Fukunaga, Tokyo, JP;
Akihiko Kojima, Tokyo, JP;
Ryuji Uemori, Tokyo, JP;
Rikio Chijiiwa, Kawasaki, JP;
Nippon Steel & Sumitomo Metal Corporation, Tokyo, JP;
Abstract
A steel for a welded structure includes the following composition: by mass %, C at a C content [C] of 0.010 to 0.065%; Si at a Si content [Si] of 0.05 to 0.20%; Mn at a Mn content [Mn] of 1.52 to 2.70%; Ni at a Ni content [Ni] of 0.10% to 1.50%; Ti at a Ti content [Ti] of 0.005 to 0.015%; O at an O content [O] of 0.0010 to 0.0045%; N at a N content [N] of 0.002 to 0.006%; Mg at a Mg content [Mg] of 0.0003 to 0.003%; Ca at a Ca content [Ca] of 0.0003 to 0.003%; and the balance composed of Fe and unavoidable impurities. A steel component parameter Pis 0.065% or less, and a steel component hardness parameter CeqH is 0.235% or less.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile