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:
Sep. 20, 1994
Filed:
Apr. 22, 1993
Applicant:
Inventors:
Toshihiro Hanamura, Kawasaki, JP;
Ryuji Uemori, Kawasaki, JP;
Mitsuru Tanino, Kawasaki, JP;
Jin-ichi Takamura, Kawasaki, JP;
Assignee:
Nippon Steel Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C21D / ;
U.S. Cl.
CPC ...
148538 ; 148669 ;
Abstract
A Ti-Al intermetallic compound is prepared from a mixture of about 40 to 52 atomic % Ti, about 48 to 60 atomic % Al, and 10 to 3000 atomic ppm of at least one of P, As, Se, or Te. The mixture is melted and then solidified. The solidified product is annealed to form a uniform microstructure.