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:
Aug. 07, 2012

Filed:

Mar. 03, 2011
Applicants:

Michiharu Hasegawa, Tokyo, JP;

Noriyuki Miyazaki, Tokyo, JP;

Masafumi Nakamura, Tokyo, JP;

Naoji Yamamoto, Tokyo, JP;

Kazuo Ueda, Tokyo, JP;

Inventors:

Michiharu Hasegawa, Tokyo, JP;

Noriyuki Miyazaki, Tokyo, JP;

Masafumi Nakamura, Tokyo, JP;

Naoji Yamamoto, Tokyo, JP;

Kazuo Ueda, Tokyo, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B22F 1/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

Providing a metal mold repair method and a metal mold repair paste agent which are capable of repairing cracks with simple work. A repair paste agent containing components that become an alloy is directly applied to a surface of a metal mold having a crack so as to cover the crack part, subsequently a surface of the repair paste agent is coated with an oxidation inhibitor and the repair paste agent is made to penetrate the inside of the crack by heating and becomes an alloy, thereby filling up the crack.


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