Nuclear graphite

Details Nuclear graphite Nuclear graphite

1983-12-19

1985-07-02

Ives, Patricia C.

Stock material or miscellaneous articles

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

428323, 428338, 264259, 427113, 427223, B32B 900

Patent

active

045268347

ABSTRACT:
A high strength, high coefficient of thermal expansion fine-grained isotropic graphite article produced from 30% to 70% of attritor milled gilsonite coke or other high CTE carbon filler particles and minor amounts of a binder such a coal tar pitch and petroleum pitch, the article being formed by warm isostatic molding at a temperature of between 50.degree. C. and 70.degree. C. under a pressure between 100 and 1000 psi for a time between 1 and 10 minutes. The particle size of the fillers ranges up to 150 microns.

REFERENCES:
patent: 3393085 (1968-07-01), Howard et al.
patent: 4332856 (1982-06-01), Hsu

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