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. 06, 2012
Filed:
Nov. 12, 2009
Applicants:
Vijay N. Madi, Mason, OH (US);
Amanda Glass, Springboro, OH (US);
Ronald Rodabaugh, Fairborn, OH (US);
Inventors:
Vijay N. Madi, Mason, OH (US);
Amanda Glass, Springboro, OH (US);
Ronald Rodabaugh, Fairborn, OH (US);
Assignee:
AK Steel Properties, Inc., West Chester, OH (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C23G 1/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
The pickling process designed for pickling electrical steel strip in a continuous fashion comprising immersing the strip in at least one pickling tub. The pickling tub contains a mixture of HCl, Fe, and Feand a low concentration of HF. Upon exiting the final pickling tub, the strip may be brushed or scrubbed to loosen any residual scale to form a clean strip.