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:
May. 19, 2009
Filed:
Jun. 13, 2006
Applicants:
Georg Frommeyer, Erkrath, DE;
Arndt Gerick, Ulm, DE;
Tilmann Haug, Wiessenhorn, DE;
Wolfgang Kleinekathöfer, Waldstetten, DE;
Inventors:
Georg Frommeyer, Erkrath, DE;
Arndt Gerick, Ulm, DE;
Tilmann Haug, Wiessenhorn, DE;
Wolfgang Kleinekathöfer, Waldstetten, DE;
Assignee:
Daimler AG, Stuttgart, DE;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C21D 1/84 (2006.01); C22C 38/06 (2006.01);
U.S. Cl.
CPC ...
Abstract
A density reducing high carbon containing or UHC-steel and particular a superplastic steel, which besides iron and impurities conventionally accompanying steel, contains the following alloy components in wt. %:0.8 to 2.5% C3.5 to 15% Al0.5 to 4% Cr0.01 to 4% Siup to 4% Ni, Mn, Mo, Nb, Ta, V, and/or W,