Translucent lutetium oxide sinter, and method for...

Details Translucent lutetium oxide sinter, and method for... Translucent lutetium oxide sinter, and method for...

2004-09-28

2009-10-06

Mayes, Melvin C (Department: 1793)

Chemistry of inorganic compounds

Rare earth compound

C501S152000, C501S126000, C501S153000, C264S681000

Reexamination Certificate

active

07597866

ABSTRACT:
The present invention provides a lutetium oxide sinter to which yttrium is added in an amount of 100 mass ppm to 7000 mass ppm, whose average particle size is from 0.7 to 20 μm, and with which there is no precipitation of a hetero phase containing yttrium at the grain boundary.

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