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. 07, 2010
Filed:
Apr. 27, 2007
Applicant:
Thorsten Michler, Hofheim, DE;
Inventor:
Thorsten Michler, Hofheim, DE;
Assignee:
GM Global Technology Operations, Inc., Detroit, MI (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C23C 8/32 (2006.01); C23C 8/30 (2006.01); C23C 8/28 (2006.01); C23C 8/08 (2006.01); C23C 8/20 (2006.01); C23C 8/22 (2006.01); C23C 8/24 (2006.01); C23C 8/26 (2006.01);
U.S. Cl.
CPC ...
Abstract
A treated austenitic steel and method for treating same includes an austenitic steel and a non-metal chemical element incorporated into a surface of the steel. The surface has a bi-layered structure of a compound layer at a top and an underlying diffusion layer, which protects said surface against hydrogen embrittlement.