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:
Apr. 05, 2016
Filed:
Aug. 11, 2011
Applicants:
Kazuhiko Tokoyoda, Chiba, JP;
Shoji Suzuki, Yachiyo, JP;
Tomoki Hatsumori, Yachiyo, JP;
Inventors:
Assignee:
TAIHEIYO CEMENT CORPORATION, Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
C01B 21/06 (2006.01);
U.S. Cl.
CPC ...
C01B 21/0627 (2013.01); C01B 21/06 (2013.01); C01B 21/061 (2013.01); C01B 21/0607 (2013.01); C01B 21/0612 (2013.01); C01P 2002/72 (2013.01);
Abstract
There is provided a method for producing a high-purity metal nitride by simple processes with good yield. Specifically provided is a method for producing a metal nitride including heating a metal hydride under a nitrogen gas or an ammonia gas.