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. 10, 2014
Filed:
Dec. 13, 2007
Applicants:
Tomoshige Ono, Chiba, JP;
Shigeru Unami, Chiba, JP;
Takashi Kawano, Chiba, JP;
Yukiko Ozaki, Chiba, JP;
Inventors:
Tomoshige Ono, Chiba, JP;
Shigeru Unami, Chiba, JP;
Takashi Kawano, Chiba, JP;
Yukiko Ozaki, Chiba, JP;
Assignee:
JFE Steel Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B22F 1/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
Flowability-improving particles are adhered to surfaces of iron powder through a binder to provide an iron-based powder for powder metallurgy which has excellent flowability and which is capable of uniformly filling a thin-walled cavity and compaction with high performance of ejection force.