Porous refractory materials

Details Porous refractory materials Porous refractory materials

1981-02-11

1982-06-01

Derrington, James H.

Plastic and nonmetallic article shaping or treating: processes

Pore forming in situ

Of inorganic materials

264 57, 264 59, B29J 100

Patent

active

043327532

ABSTRACT:
A method of making a porous refractory shape comprises impregnating a sponge with a refractory material carried in a suspension, evaporating the suspension, placing the impregnated sponge on a plurality of rolling elements carried by a support base and firing the supported shape in a kiln.

REFERENCES:
patent: 3090094 (1963-05-01), Schwartzwalder
patent: 3097930 (1963-07-01), Holland
patent: 3958924 (1976-05-01), Egenolf
patent: 4102961 (1978-07-01), Cremer
patent: 4174950 (1979-11-01), Jalbert
patent: 4184840 (1980-01-01), Gamberg
patent: 4256498 (1981-03-01), Kohler

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