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:
Sep. 04, 2018
Filed:
Jul. 29, 2013
Applicants:
Woojin Wtp Co., Ltd, Gyeongsangbuk-do, KR;
Kwang Jong Kim, Daegu, KR;
Inventor:
Jae Kun Lee, Gyeonggi-do, KR;
Assignees:
WOOJIN WTP CO., LTD, Gyeongsangbuk-Do, KR;
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C30B 11/00 (2006.01); C30B 29/22 (2006.01); C30B 30/04 (2006.01); C30B 11/14 (2006.01); C30B 29/16 (2006.01); C30B 30/00 (2006.01);
U.S. Cl.
CPC ...
C30B 29/16 (2013.01); C30B 11/003 (2013.01); C30B 11/005 (2013.01); C30B 11/14 (2013.01); C30B 30/00 (2013.01);
Abstract
Disclosed is a method of growing a zirconia single crystal that has excellent physical properties free from low-temperature degradation and thus enables precise machining, the method including raw material preparation, raw material charging, raw material melting, melt soaking stage, seed production, and single crystal growth.