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. 25, 2018
Filed:
Feb. 27, 2014
Applicant:
Outokumpu Nirosta Gmbh, Krefeld, DE;
Inventors:
Thomas Fröhlich, Ratingen, DE;
Marcel Hartig, Krefeld, DE;
Seyed Amin Mousavi Rizi, Frechen, DE;
Jochen Krautschick, Solingen, DE;
Stefan Lindner, Willich, DE;
Jasminko Skrlec, Duisburg, DE;
Assignee:
Outokumpu Nirosta GmbH, Krefeld, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C22C 38/38 (2006.01); C22C 38/34 (2006.01); C21D 9/52 (2006.01); C21D 1/02 (2006.01); C21D 8/02 (2006.01); C21D 7/02 (2006.01); C21D 6/00 (2006.01); C21D 9/46 (2006.01); C22C 38/04 (2006.01); C22C 38/18 (2006.01); C22C 30/00 (2006.01); C22C 38/00 (2006.01); C22C 38/02 (2006.01); C22C 38/06 (2006.01);
U.S. Cl.
CPC ...
C22C 38/38 (2013.01); C21D 6/002 (2013.01); C21D 6/005 (2013.01); C21D 6/008 (2013.01); C21D 8/0236 (2013.01); C21D 8/0247 (2013.01); C21D 8/0273 (2013.01); C21D 9/46 (2013.01); C21D 9/52 (2013.01); C22C 30/00 (2013.01); C22C 38/001 (2013.01); C22C 38/02 (2013.01); C22C 38/04 (2013.01); C22C 38/06 (2013.01); C22C 38/18 (2013.01); C21D 2211/001 (2013.01);
Abstract
The invention relates to a method for producing an ultra high strength material with high elongation by work hardening an essentially nickel-free austenitic material and then subjecting the material to heat treatment in the temperature range between 200° C. and <1,100° C. within a period from 10 s to 10 minutes.