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:
Jul. 17, 2012
Filed:
Sep. 12, 2008
Applicants:
Jae-hyeok Shim, Seoul, KR;
Ji-woo Kim, Suwon-si, KR;
Young-whan Cho, Seoul, KR;
Woo-sang Jung, Seoul, KR;
Dong-ik Kim, Seoul, KR;
Seung-cheol Lee, Seongnam-si, KR;
Inventors:
Jae-Hyeok Shim, Seoul, KR;
Ji-Woo Kim, Suwon-si, KR;
Young-Whan Cho, Seoul, KR;
Woo-Sang Jung, Seoul, KR;
Dong-Ik Kim, Seoul, KR;
Seung-Cheol Lee, Seongnam-si, KR;
Assignee:
Korea Institute of Science and Technology, Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C01B 7/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
Nano-sized titanium nitride powder can be prepared by a simple process comprising subjecting mixed powder of titanium trichloride and lithium nitride to high-energy ball milling using a plurality of balls in an airtight reactor vessel under an inert gas atmosphere to form composite powder, and recovering the titanium nitride powder therefrom.