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:
Mar. 29, 2011
Filed:
Mar. 09, 2005
Applicants:
Arnaud Dessis, Ugine, FR;
Henri Giraud, Gueugnon, FR;
Caroline Dhondt, Mont Bernanchon, FR;
Inventors:
Assignee:
Ugine & Alz France, Saint Denis, FR;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C21D 1/10 (2006.01); C21D 1/68 (2006.01); C21D 6/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
The subject of the invention is a process for the continuous manufacture of an austenitic stainless steel strip having a dull surface appearance, consisting in subjecting an austenitic stainless steel strip to a heat treatment in a bright annealing furnace inside which an inert or reducing flushing gas circulates, which gas has a dew point above −15° C., and then in pickling the strip using a suitable acid pickling solution.