Method of producing fireproof bricks

Details Method of producing fireproof bricks Method of producing fireproof bricks

1981-04-02

1983-10-11

Hoag, Willard E.

Plastic and nonmetallic article shaping or treating: processes

Treatment of material by vibrating, jarring, or agitating...

By reciprocating or vibrating mold

B28B 108, B29C 1100

Patent

active

044091664

ABSTRACT:
A method and an apparatus for the manufacture of bricks with the aid of a mold normally open on top, ceramic material which may be introduced into the mold, and a piston disposed above the mold which may be moved with respect to the mold, and forms a cover surface of the mold when entering the top of the mold, includes the steps of exerting a non-oscillatory pressure by the piston on the ceramic material, and additionally exerting an oscillatory pressure on the ceramic material.

REFERENCES:
patent: 3712785 (1973-01-01), Hirt et al.
patent: 4017569 (1977-04-01), Hass
patent: 4079109 (1978-03-01), Helmrich et al.
patent: 4105729 (1978-08-01), Helmrich et al.
patent: 4119692 (1978-10-01), Durinck
patent: 4140744 (1979-02-01), karas et al.

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