Title:
TRANSLUCENT POLYCRYSTALLINE ALUMINA CERAMIC
Document Type and Number:
WIPO Patent Application WO/2008/144117
Kind Code:
A9
Abstract:
A polycrystalline alumina 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.
Inventors:
SIVARAMAN KARTHIK (US)
QIN SHUYI (CN)
GAO MING (CN)
QIN SHUYI (CN)
GAO MING (CN)
Application Number:
PCT/US2008/059368
Publication Date:
July 29, 2010
Filing Date:
April 04, 2008
Export Citation:
Assignee:
GEN ELECTRIC (US)
SIVARAMAN KARTHIK (US)
QIN SHUYI (CN)
GAO MING (CN)
SIVARAMAN KARTHIK (US)
QIN SHUYI (CN)
GAO MING (CN)
International Classes:
C04B35/115; H01J9/24; H01J61/30; H01J61/82
Attorney, Agent or Firm:
TOOP, Barbara, A. et al. (Global Patent Operation2 Corporate Drive, Suite 64, Shelton CT, US)
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