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:
Aug. 25, 2026
Filed:
Apr. 26, 2017
Applicant:
Arcelormittal, Luxembourg, LU;
Inventors:
Cédric Georges, Novilles-les-bois, BE;
Florin Duminica, Tilff, BE;
Thierry Sturel, Le Ban Saint Martin, FR;
Pascal Drillet, Rozerieulles, FR;
Assignee:
ArcelorMittal, Luxembourg, LU;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C23C 28/02 (2006.01); B21D 22/02 (2006.01); B32B 15/01 (2006.01); C21D 1/673 (2006.01); C21D 8/04 (2026.01); C23C 2/12 (2006.01); C23C 2/26 (2006.01); C23C 2/28 (2006.01); C23C 30/00 (2006.01);
U.S. Cl.
CPC ...
C21D 8/04 (2013.01); B21D 22/022 (2013.01); B32B 15/015 (2013.01); C21D 1/673 (2013.01); C23C 2/12 (2013.01); C23C 2/26 (2013.01); C23C 2/261 (2022.08); C23C 2/29 (2022.08); C23C 28/021 (2013.01); C23C 30/00 (2013.01); C21D 2211/002 (2013.01); C21D 2211/005 (2013.01); C21D 2211/008 (2013.01);
Abstract
A carbon steel sheet coated with a barrier pre-coating containing nickel and chromium in a weight ratio between 1.5 and 9, and a press hardening method for providing the carbon steel sheet coated with a barrier pre-coating comprising nickel and chromium are described.