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:
Mar. 10, 2020
Filed:
Feb. 27, 2018
Applicant:
Mitsubishi Materials Corporation, Tokyo, JP;
Inventors:
Masahiro Yano, Naka-gun, JP;
Yosuke Miyashita, Naka-gun, JP;
Assignee:
MITSUBISHI MATERIALS CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B23B 27/14 (2006.01); C04B 35/5831 (2006.01); C04B 35/626 (2006.01); C04B 35/64 (2006.01); C04B 35/645 (2006.01);
U.S. Cl.
CPC ...
C04B 35/5831 (2013.01); B23B 27/148 (2013.01); C04B 35/6261 (2013.01); C04B 35/6264 (2013.01); C04B 35/64 (2013.01); C04B 35/645 (2013.01); B23B 2226/125 (2013.01); C04B 2235/3217 (2013.01); C04B 2235/3222 (2013.01); C04B 2235/3234 (2013.01); C04B 2235/386 (2013.01); C04B 2235/3813 (2013.01); C04B 2235/3847 (2013.01); C04B 2235/3865 (2013.01); C04B 2235/3886 (2013.01); C04B 2235/5445 (2013.01); C04B 2235/5454 (2013.01); C04B 2235/604 (2013.01); C04B 2235/661 (2013.01); C04B 2235/781 (2013.01); C04B 2235/785 (2013.01); C04B 2235/786 (2013.01); C04B 2235/80 (2013.01); C04B 2235/85 (2013.01);
Abstract
Provided is a cBN sintered material for a tool body in which a ratio (PN/PN) of the number (PN) of cBN particles in contact with a Ti boride having a long axis of 150 nm or more to the total number (PN) of cBN particles is 0.05 or less.