High purity siliconized silicon carbide having high thermal shoc

Details High purity siliconized silicon carbide having high thermal shoc High purity siliconized silicon carbide having high thermal shoc

1998-12-11

2000-12-19

Jones, Deborah

Stock material or miscellaneous articles

Self-sustaining carbon mass or layer with impregnant or...

428446, 428698, 4283066, 4283073, 4283122, 4283184, 4283191, 428325, 501 89, B32B 900

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active

061625434

ABSTRACT:
This invention relates to a siliconized silicon carbide-base composite comprising at least about 71 vol % converted-graphite SiC matrix having open porosity, wherein the open porosity of the matrix is essentially filled with silicon, and the composite has a total metallic impurity content of no more than 10 ppm.

REFERENCES:
patent: 3998646 (1976-12-01), Weaver
patent: 4067955 (1978-01-01), Noakes et al.
patent: 5338576 (1994-08-01), Hanzawa et al.
patent: 5770324 (1998-06-01), Holmes et al.
Poco Graphite, Inc.; Decatur, Texas; 23 pages.
Dr. M.L. Torti, Dr. J>G. Hannoosh, Dr. S. D. Hartline, D.B. Arvidson, Jr.; "High Prformance Ceramics For Heat Engine Applications", The Amer. Society of Mechanical Engineers; 84-GT-92; pp. 1-9.
G.Q. Weaver, B.A. Olson; "High Strength Silicon Carbide For Use In Severe Environments" International Conference on SiC 1973; pp. 1-4.

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