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:
Dec. 13, 2011
Filed:
Apr. 11, 2007
Applicant:
Manfred Renkel, Bad Staffelstein, DE;
Inventor:
Manfred Renkel, Bad Staffelstein, DE;
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C22F 1/18 (2006.01); B22D 13/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A production of precision castings by centrifugal casting, includes the following steps: a) providing in a crucible () a melt of the following composition: TiAlXlX2X3where Xl =Cr, Mn, V, X2=Nb, Ta, W, Mo, X3=Si, B, C; b) forcing the melt by means of centrifugal forces from the crucible () into a mold (); c) solidifying the melt within the mold thereby creating a casting consisting of a titanium alloy having a lamellar microstructure; and d) reheating the casting for a duration of 60 to 150 hours at a temperature higher than the eutectic temperature and lower than the alpha-transus temperature of the composition.