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. 17, 2024
Filed:
Dec. 15, 2020
Applicant:
Toho Titanium Co., Ltd., Kanagawa, JP;
Inventors:
Assignee:
Toho Titanium Co., Ltd., Kanagawa, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B22F 1/16 (2022.01); B22F 1/142 (2022.01); B22F 1/145 (2022.01); B22F 3/10 (2006.01); B22F 3/11 (2006.01); B22F 5/00 (2006.01); C22C 14/00 (2006.01);
U.S. Cl.
CPC ...
B22F 1/16 (2022.01); B22F 1/142 (2022.01); B22F 1/145 (2022.01); B22F 3/1007 (2013.01); B22F 3/11 (2013.01); B22F 5/006 (2013.01); C22C 14/00 (2013.01); B22F 2201/03 (2013.01); B22F 2201/10 (2013.01); B22F 2201/20 (2013.01); B22F 2301/205 (2013.01); B22F 2302/25 (2013.01); B22F 2304/10 (2013.01);
Abstract
A method for manufacturing a porous metal body according to the present invention includes: a surface oxidizing step of heating a titanium-containing powder in an atmosphere containing oxygen at a temperature of 250° C. or more for 30 minutes or more to provide a surface-oxidized powder; and a sintering step of depositing the surface-oxidized powder in a dry process, and sintering the surface-oxidized powder by heating it in a reduced pressure atmosphere or an inert atmosphere at a temperature of 950° C. or more.