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. 30, 1978

Filed:

Nov. 23, 1976
Applicant:
Inventor:

Yoshinobu Kobayashi, Honmachida, Machida-shi, Tokyo, JA;

Assignee:

Other;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B22F / ;
U.S. Cl.
CPC ...
75203 ; 75204 ; 75213 ;
Abstract

A process comprises the steps of molding a mixture of usual TiC powder material having a combined carbon content lower than the theoretical value and a required amount of binder metal, sintering the molded mixture at a high temperature of about 1550.degree. to 2500.degree. C, and maintaining the sintered product at the high temperature, whereby the combined carbon content is increased to the highest possible value approximate to the theoretical value and the binder metal is fully effectively fused to the surface of the TiC particles. The resulting product is readily crushable to a powder having greatly improved amenability to sintering.


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Kobayashi, Yoshinobu. (1978). Process for preparing titanium carbide base powder for cemented carbide (U.S. Patent No. 4092156). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4092156

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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