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:
Jun. 22, 2021
Filed:
Nov. 22, 2017
Osaka Yakin Kogyo Co., Ltd., Osaka, JP;
Mitsubishi Heavy Industries Aero Engines, Ltd., Aichi, JP;
Tadayuki Hanada, Aichi, JP;
Kenji Suzuki, Tokyo, JP;
Shuntaro Terauchi, Osaka, JP;
Hisashi Kitagaki, Osaka, JP;
Kazuki Hanami, Osaka, JP;
OSAKA YAKIN KOGYO CO., LTD., Osaka, JP;
MITSUBISHI HEAVY INDUSTRIES AERO ENGINES, LTD., Aichi, JP;
Abstract
A method for metal powder injection molding includes injecting a first metal powder of a TiAl-based intermetallic compound into a mold, and molding the first metal powder through use of an injection molding machine; injecting a second metal powder of a TiAl-based intermetallic compound having a same constituent as the first metal powder and having a different average particle diameter from the first metal powder into a mold, and molding the second metal powder through use of the injection molding machine; and sintering molded articles obtained by molding the first metal powder and the second metal powder, and producing a mixed sintered compact in which a first sintered compact of the molded article obtained by molding the first metal powder and a second sintered compact of the molded article obtained by molding the second metal powder are integrated.