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. 06, 1987
Filed:
Dec. 27, 1982
Applicant:
Inventor:
Fritz Fischer, Freising, DE;
Assignee:
Austria Metall Aktiengesellschaft, Vienna, AT;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C22F / ;
U.S. Cl.
CPC ...
148 / ; 148437 ;
Abstract
Deep-drawable aluminum sheet or strip wherein the surface of a roller is blasted with broken cast steel to profile the roller, the roller is used to roll the sheet or strip to impart a microroughness consisting predominantly of steep-flank slender peaks separated by troughs thereto, and the peaks are then soft-annealed.