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.

Date of Patent:
May. 01, 2018

Filed:

Feb. 17, 2015
Applicant:

Meidensha Corporation, Tokyo, JP;

Inventors:

Kaoru Kitakizaki, Saitama, JP;

Keita Ishikawa, Tokyo, JP;

Shota Hayashi, Tokyo, JP;

Nobutaka Suzuki, Kodaira, JP;

Kosuke Hasegawa, Numazu, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01H 1/025 (2006.01); H01H 1/02 (2006.01); C22C 27/04 (2006.01); C22C 27/06 (2006.01); H01H 33/662 (2006.01); H01H 33/664 (2006.01); C22C 1/04 (2006.01); B22F 3/10 (2006.01); B22F 3/11 (2006.01); B22F 3/26 (2006.01);
U.S. Cl.
CPC ...
H01H 1/0203 (2013.01); B22F 3/1007 (2013.01); B22F 3/11 (2013.01); B22F 3/26 (2013.01); C22C 1/045 (2013.01); C22C 27/04 (2013.01); C22C 27/06 (2013.01); H01H 33/662 (2013.01); H01H 33/664 (2013.01); B22F 2998/10 (2013.01);
Abstract

A method for producing an electrode material, provided to involve: (i) a provisional sintering step of sintering a mixed powder containing a powder of a heat resistant element and a powder of Cr to obtain a solid solution where the heat resistant element and Cr are dissolved; (ii) a pulverizing step of pulverizing the solid solution to obtain a powder; (iii) a main sintering step of sintering a molded body obtained by molding the powder of the solid solution, to produce a sintered body; and (iv) a Cu infiltration step of infiltrating the sintered body with Cu.


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