Method of coating carbon filaments with silicon carbide

Details Method of coating carbon filaments with silicon carbide Method of coating carbon filaments with silicon carbide

1977-09-12

1978-12-26

Kaplan, Morris

Coating processes

Coating by vapor, gas, or smoke

Carbon or carbide coating

427112, C23C 1100

Patent

active

041316975

ABSTRACT:
A coating of silicon carbide is formed on carbon filaments by passing the heated filaments into an atmosphere of hydrogen and silicon tetrachloride to deposit silicon, and then into a silicon carbide-forming atmosphere. Carbon filaments having a coating of silicon carbide up to 0.2 micron or over 10 microns thick are described.

REFERENCES:
patent: RE26885 (1970-05-01), Harris
patent: 876332 (1908-01-01), Clark
patent: 3459504 (1969-08-01), Bracken et al.

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