Process for making a pitch impregnated, cold molded refractory a

Plastic and nonmetallic article shaping or treating: processes – Including step of generating heat by friction

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Details

264 65, 264101, C04B 3584

Patent

active

040715930

ABSTRACT:
A process is described for making shaped refractories by impregnating cold pitch-bonded shaped refractories with a liquid composition comprising hot pitch.

REFERENCES:
patent: 3236664 (1966-02-01), Wilson
patent: 3261896 (1966-07-01), Davies et al.
patent: 3333033 (1967-07-01), Metz
patent: 3441636 (1969-04-01), Wuhrer et al.
patent: 3483012 (1969-12-01), Young
patent: 3903025 (1975-09-01), Farrington et al.

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