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:
Dec. 07, 2021
Filed:
Mar. 04, 2019
Applicants:
Sumitomo Electric Industries, Ltd., Osaka, JP;
Sumitomo Electric Hardmetal Corp., Itami, JP;
Inventors:
Katsumi Okamura, Osaka, JP;
Hisaya Hama, Osaka, JP;
Mayu Amemiya, Osaka, JP;
Satoru Kukino, Itami, JP;
Assignees:
Sumitomo Electric Industries, Ltd., Osaka, JP;
SUMITOMO ELECTRIC HARDMETAL CORP., Itami, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C04B 35/5831 (2006.01); C04B 35/106 (2006.01); C04B 35/482 (2006.01); C04B 35/58 (2006.01); B23B 27/14 (2006.01);
U.S. Cl.
CPC ...
C04B 35/5831 (2013.01); C04B 35/106 (2013.01); C04B 35/482 (2013.01); C04B 35/58028 (2013.01); B23B 27/14 (2013.01);
Abstract
A sintered material includes a cubic boron nitride, a zirconium-containing oxide, a zirconium-containing nitride, and an aluminum-containing oxide, wherein the zirconium-containing nitride includes both or one of ZrN and ZrON, and the aluminum-containing oxide includes a type AlO.