Stock material or miscellaneous articles – Self-sustaining carbon mass or layer with impregnant or...
Reexamination Certificate
2011-08-16
2011-08-16
Edwards, N. (Department: 1798)
Stock material or miscellaneous articles
Self-sustaining carbon mass or layer with impregnant or...
C428S293400, C423S447200
Reexamination Certificate
active
07998584
ABSTRACT:
A high-purity carbon fiber-reinforced carbon composite includes a matrix, a carbon fiber, and sulfur. The matrix includes a crystalline carbon-based powder and glassy carbon. A content of sulfur in the high-purity carbon fiber-reinforced carbon composite is 5 ppm by mass or less.
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Kato Hideki
Yasuda Masahiro
Ditthavong Mori & Steiner, P.C.
Edwards N.
Ibiden Co. Ltd.
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