Polycrystalline silicon carbide fibers

Details Polycrystalline silicon carbide fibers Polycrystalline silicon carbide fibers

1993-09-10

1994-11-22

Group, Karl

Compositions: ceramic

Ceramic compositions

Refractory

501 88, 501 89, C04B 3556

Patent

active

053669436

ABSTRACT:
This invention relates to the preparation of polycrystalline silicon carbide fibers from ceramic fiber. The process involves heating the ceramic fiber in an environment containing a volatile sintering aid to a temperature sufficient to convert the ceramic fiber to the polycrystalline silicon carbide fiber.

REFERENCES:
patent: 4080415 (1978-03-01), Coppola et al.
patent: 4172109 (1979-10-01), Smoak
patent: 4237085 (1980-12-01), Smoak
patent: 4399232 (1983-08-01), Yajima et al.
patent: 4515742 (1985-05-01), Yajima et al.
patent: 5051215 (1991-09-01), Rabe et al.
patent: 5071600 (1991-12-01), Deleeuw et al.
patent: 5139871 (1992-08-01), Wallace et al.
patent: 5167881 (1992-12-01), Atwell et al.

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