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. 20, 2018
Filed:
Jul. 10, 2015
Applicant:
Constellium Neuf-brisach, Biesheim, FR;
Inventors:
Vincent Duhoux, Coublevie, FR;
Bruno Magnin, Saint-Aupre, FR;
Daniel Bellot, Izeaux, FR;
Jose Roche, Bowling Green, KY (US);
Pierre Aucouturier, Sundhoffen, FR;
Assignee:
CONSTELLIUM NEUF-BRISACH, Biesheim, FR;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B21B 37/74 (2006.01); B21B 45/00 (2006.01); B21B 45/02 (2006.01); C21D 11/00 (2006.01); C22F 1/04 (2006.01); C21D 1/667 (2006.01); C22F 1/00 (2006.01); B21B 1/22 (2006.01); B21B 3/00 (2006.01);
U.S. Cl.
CPC ...
B21B 37/74 (2013.01); B21B 45/004 (2013.01); B21B 45/0218 (2013.01); C21D 1/667 (2013.01); C21D 11/005 (2013.01); C22F 1/002 (2013.01); C22F 1/04 (2013.01); B21B 2001/225 (2013.01); B21B 2003/001 (2013.01); B21B 2045/0212 (2013.01); B21B 2261/04 (2013.01); B21B 2261/06 (2013.01); B21B 2261/12 (2013.01); B21B 2261/20 (2013.01);
Abstract
A cooling method for a rolling ingot of aluminum alloy after metallurgical homogenization heat treatment of said ingot and before hot rolling, characterized in that cooling by 30 to 150° C. is performed at a rate of 150 to 500° C./h, with a thermal differential of less than 40° C. throughout the treated portion of the ingot is disclosed. A facility allowing use of said method and said implementation is also disclosed.