Invention Grant
- Patent Title: Translucent polycrystalline alumina ceramic
- Patent Title (中): 半透明多晶氧化铝陶瓷
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Application No.: US11803290Application Date: 2007-05-14
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Publication No.: US07678725B2Publication Date: 2010-03-16
- Inventor: Karthik Sivaraman , Shuyi Qin , Ming Gao
- Applicant: Karthik Sivaraman , Shuyi Qin , Ming Gao
- Applicant Address: US NY Schenectady
- Assignee: General Electric Company
- Current Assignee: General Electric Company
- Current Assignee Address: US NY Schenectady
- Agency: Fay Sharpe LLP
- Main IPC: C04B35/115
- IPC: C04B35/115 ; H01J61/30
Abstract:
A polycrystalline body includes aluminum oxide, magnesium oxide, zirconium oxide, and lutetium oxide. The lutetium oxide is present in an amount of at least 10 ppm of the weight of the ceramic body, and the magnesium and zirconium oxides are present at a molar ratio of from 0.5:1 to 3:1.
Public/Granted literature
- US20080284338A1 Translucent polycrystalline alumina ceramic Public/Granted day:2008-11-20
Information query
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