Compositions: ceramic – Ceramic compositions – Refractory
Reexamination Certificate
2008-09-09
2010-06-01
Group, Karl E (Department: 1793)
Compositions: ceramic
Ceramic compositions
Refractory
C501S128000, C501S143000, C501S153000, C428S325000, C106S631000
Reexamination Certificate
active
07727920
ABSTRACT:
0.5 to 30 parts by weight of a hexagonal celsian powder is added to 100 parts by weight of a ceramic raw material powder to give a mixture. The mixture is sintered to give a ceramic porcelain so as to precipitate monoclinic celsian in the ceramic porcelain.
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Ide Yoshinori
Oobuchi Takeshi
Otagiri Tadashi
Burr & Brown
Group Karl E
NGK Insulators Ltd.
Soshin Electric Co., Ltd.
Wiese Noah S
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