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:
Nov. 15, 2022
Filed:
Dec. 14, 2018
Applicant:
Compagnie Generale Des Etablissements Michelin, Clermont-Ferrand, FR;
Inventor:
Stephanie Verleene, Clermont-Ferrand, FR;
Assignee:
COMPAGNIE GENERALE DES ETABLISSEMENTS MICHELIN, Clermont-Ferrand, FR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C21D 6/00 (2006.01); B22F 10/00 (2021.01); B22F 5/00 (2006.01); C22C 38/00 (2006.01); C22C 38/52 (2006.01); B33Y 80/00 (2015.01); B33Y 70/00 (2020.01); C22C 38/02 (2006.01); C22C 38/06 (2006.01); C22C 38/42 (2006.01); C22C 38/44 (2006.01); C22C 38/50 (2006.01);
U.S. Cl.
CPC ...
C21D 6/008 (2013.01); B22F 5/007 (2013.01); B22F 10/00 (2021.01); C21D 6/001 (2013.01); C22C 38/002 (2013.01); C22C 38/02 (2013.01); C22C 38/06 (2013.01); C22C 38/42 (2013.01); C22C 38/44 (2013.01); C22C 38/50 (2013.01); C22C 38/52 (2013.01); B22F 2301/35 (2013.01); B33Y 70/00 (2014.12); B33Y 80/00 (2014.12); C21D 2211/008 (2013.01);
Abstract
A method for the heat treatment of a part made of maraging steel, which part is obtained by selective laser melting, it comprises the steps of: heating the said part made of maraging steel from ambient temperature T0 to a maximum temperature Tmax of between 600° C. and 640° C., maintaining the said maximum temperature Tmax for a duration of between 5 hours and 7 hours, and rapidly cooling the said part.