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:
May. 09, 2023
Filed:
Dec. 12, 2018
Applicant:
Jfe Steel Corporation, Tokyo, JP;
Inventors:
Hanako Shimamoto, Tokyo, JP;
Shigeru Unami, Tokyo, JP;
Assignee:
JFE STEEL CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B22F 1/02 (2006.01); C10M 105/60 (2006.01); C22C 33/02 (2006.01); B22F 1/16 (2022.01); B22F 1/103 (2022.01); B22F 1/102 (2022.01);
U.S. Cl.
CPC ...
C22C 33/02 (2013.01); B22F 1/102 (2022.01); B22F 1/103 (2022.01); B22F 1/16 (2022.01); C10M 105/60 (2013.01); B22F 2301/35 (2013.01); B22F 2302/40 (2013.01);
Abstract
Provided is a mixed powder for powder metallurgy that contains a readily available compound as a lubricant, does not need to contain a stain-causing metal soap, has excellent ejection properties, and can exhibit excellent fluidity without deteriorating the ejection properties even in the case of further containing carbon black. The mixed powder for powder metallurgy contains (a) an iron-based powder and (b) a lubricant, where the lubricant (b) contains a specific aliphatic amine.