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:
Apr. 04, 2023

Filed:

Mar. 29, 2019
Applicant:

Kyocera Corporation, Kyoto, JP;

Inventors:

Hirotoshi Ito, Satsumasendai, JP;

Kou Ri, Satsumasendai, JP;

Tadashi Katsuma, Satsumasendai, JP;

Assignee:

KYOCERA Corporation, Kyoto, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B23B 27/14 (2006.01); C22C 29/08 (2006.01); B23B 27/16 (2006.01); C23C 16/40 (2006.01); C23C 16/34 (2006.01); C23C 16/36 (2006.01); C22C 29/06 (2006.01);
U.S. Cl.
CPC ...
C22C 29/08 (2013.01); B23B 27/148 (2013.01); B23B 27/1611 (2013.01); C22C 29/067 (2013.01); C23C 16/34 (2013.01); C23C 16/36 (2013.01); C23C 16/403 (2013.01); B23B 2222/04 (2013.01); B23B 2222/88 (2013.01); B23B 2228/10 (2013.01);
Abstract

A cemented carbide may include a hard phase including W and C, and a binder phase including cubic Co. The binder phase may include Zr. The Co may include a lattice constant of more than 3.5575 Å and not more than 3.5600 Å. A coated tool may include a coating layer located on a surface of the cemented carbide. A cutting tool may include a holder that is extended from a first end toward a second end and may include a pocket on a side of the first end, and the coated tool located in the pocket.


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