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:
Feb. 21, 2023
Filed:
Dec. 06, 2017
Applicant:
Mitsubishi Heavy Industries Aero Engines, Ltd., Aichi, JP;
Inventors:
Shintaro Sobu, Tokyo, JP;
Tadayuki Hanada, Aichi, JP;
Assignee:
MITSUBISHI HEAVY INDUSTRIES AERO ENGINES, LTD., Aichi, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B22F 9/02 (2006.01); C22C 1/04 (2006.01); C22C 14/00 (2006.01); C22F 1/18 (2006.01);
U.S. Cl.
CPC ...
B22F 9/023 (2013.01); C22C 1/0458 (2013.01); C22C 14/00 (2013.01); C22F 1/183 (2013.01); B22F 2201/013 (2013.01);
Abstract
A hydrogenation-dehydrogenation method for a TiAl alloy includes performing hydrogenation treatment of the TiAl alloy in an environment of a set temperature equal to or higher than a temperature at which phase transformation to a β phase starts; and performing dehydrogenation treatment of the TiAl alloy which has been subjected to the hydrogenation treatment. The set temperature ranges from 1,100° C. to 1,600° C.