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:
Jan. 08, 2019
Filed:
Mar. 28, 2014
Applicant:
Hitachi Metals, Ltd., Tokyo, JP;
Inventor:
Shinichiro Fukada, Tokyo, JP;
Assignee:
Hitachi Metals, Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C21D 9/20 (2006.01); C21D 9/46 (2006.01); C22C 38/18 (2006.01); C22C 38/02 (2006.01); C22C 38/04 (2006.01); C21D 6/00 (2006.01); C21D 8/02 (2006.01); C22C 38/00 (2006.01);
U.S. Cl.
CPC ...
C21D 9/20 (2013.01); C21D 6/002 (2013.01); C21D 6/004 (2013.01); C21D 6/005 (2013.01); C21D 6/008 (2013.01); C21D 8/0236 (2013.01); C21D 8/0268 (2013.01); C21D 9/46 (2013.01); C22C 38/002 (2013.01); C22C 38/02 (2013.01); C22C 38/04 (2013.01); C22C 38/18 (2013.01); C21D 2211/004 (2013.01); C21D 2211/005 (2013.01);
Abstract
An object of the present invention is to provide steel for blades with a significantly improved carbide concentration and a method for producing the same. The steel for blades has a metal composition consisting of, by mass, 0.55% to 0.8% C, not more than 1.0% Si, not more than 1.0% Mn, 12.0% to 14.0% Cr, and the balance of Fe with inevitable impurities, wherein the number of carbides in a ferrite structure of the steel for blades is 600 to 1,000 per an area of 100 μm.
Fukada, Shinichiro. (2019). Steel for blades and method for producing the same (U.S. Patent No. 10174394). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/10174394
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile