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:
Jul. 28, 2020
Filed:
Jun. 17, 2016
Applicant:
Aubert & Duval, Paris, FR;
Inventors:
Jacques J. Bellus, Saint Genest-lerpt, FR;
Dominique Thierree, Bellenaves, FR;
Assignee:
AUBERT & DUVAL, Paris, FR;
Primary Examiner:
Int. Cl.
CPC ...
C21D 9/10 (2006.01); C22C 38/44 (2006.01); C21D 1/18 (2006.01); C22C 38/42 (2006.01); C22C 38/46 (2006.01); C22C 38/60 (2006.01); F41A 21/20 (2006.01); C22C 38/20 (2006.01); C22C 38/22 (2006.01); C22C 38/24 (2006.01); C22C 38/02 (2006.01); C22C 38/04 (2006.01); C22C 38/06 (2006.01);
U.S. Cl.
CPC ...
C22C 38/44 (2013.01); C21D 1/18 (2013.01); C21D 9/10 (2013.01); C22C 38/02 (2013.01); C22C 38/04 (2013.01); C22C 38/06 (2013.01); C22C 38/20 (2013.01); C22C 38/22 (2013.01); C22C 38/24 (2013.01); C22C 38/42 (2013.01); C22C 38/46 (2013.01); C22C 38/60 (2013.01); F41A 21/20 (2013.01);
Abstract
The present invention relates to a steel composition, to the process for manufacturing same, to the steel blank obtained having a hardness of between 46 and 48 HRC and a resilience KV at −40° C. of at least 40 joules, and to the use thereof for manufacturing a pressure appliance component.