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:
Jan. 24, 2012
Filed:
Aug. 02, 2007
Applicants:
Gérald Gay, Saint Etienne, FR;
Bruno Gaillard-allemand, Grazac, FR;
Inventors:
Gérald Gay, Saint Etienne, FR;
Bruno Gaillard-Allemand, Grazac, FR;
Assignee:
Aubert & Duval, Paris, FR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C22B 9/18 (2006.01); C22C 38/44 (2006.01); C22C 38/46 (2006.01); C22C 38/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
The invention relates to a manufacturing process for steel blanks. The invention relates in particular to a manufacturing process of a steel blank comprising electroslag remelting (ESR—ElectroSlag Remelting) or vacuum arc remelting (VAR—Vacuum Arc Remelting) to obtain very good mechanical properties. The blanks obtained can be used especially in the field of the manufacture of pressurised equipment elements and especially cannon tubes.