Stock material or miscellaneous articles – Self-sustaining carbon mass or layer with impregnant or...
Reexamination Certificate
2008-04-29
2008-04-29
Edwards, N. (Department: 1794)
Stock material or miscellaneous articles
Self-sustaining carbon mass or layer with impregnant or...
C264S029100, C428S293100, C428S293700
Reexamination Certificate
active
07364794
ABSTRACT:
An oxidation resistant carbon fiber reinforced carbon composite material comprises a matrix and 20 volume % or more of carbon fibers, and is characterized in that: the matrix contains ceramic powder that includes boron carbide powder having an average particle diameter of 5 μm or less; and an amount of the ceramic powder is 32 volume % or more based on volume of the carbon fibers.
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Ohnishi Yumi
Sogabe Toshiaki
Edwards N.
Oblon & Spivak, McClelland, Maier & Neustadt P.C.
Toyo Tanso Co., Ltd.
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